python3 -u test.py
RUN ./ol new -p=test-dir
PUSH conf: {'limits': {'installer_mem_mb': 250}}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
ping_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "ping_test",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 2.2206578254699707,
  "total_seconds": 2.3570618629455566,
  "stats": {
    "pings_per_sec": 450.321268160514
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:46:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:46:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:46:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:46:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:46:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:46:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:46:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:46:55 remove worker.pid",
    "2020/09/05 21:46:55 exiting",
    ""
  ]
}
PUSH conf: {'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 13.336676836013794,
  "total_seconds": 13.578198194503784,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 390,
    "Create()/acquire-cgroup.cnt": 10,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 10,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 10,
    "Create()/fresh-proc.ms-avg": 377,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 12,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 3322,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 106,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 10,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1633,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3322
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:47:08 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:08 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:08 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:08 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:08 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:08 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:08 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:47:08 remove worker.pid",
    "2020/09/05 21:47:08 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}}
PUSH conf: {'mem_pool_mb': 500}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 5.58034348487854,
  "total_seconds": 5.817085027694702,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 94,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 141,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1387,
    "Pause().cnt": 8,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 43,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 860,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1387
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:47:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:47:14 remove worker.pid",
    "2020/09/05 21:47:14 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "sandbox": "docker",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 20.428757190704346,
  "total_seconds": 21.650288105010986,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1060,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 426,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5095,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2363,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5095
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:47:35 Kill function: install",
    "2020/09/05 21:47:35 Destroy() [SB 6]",
    "2020/09/05 21:47:35 Kill function: install2",
    "2020/09/05 21:47:35 Destroy() [SB 7]",
    "2020/09/05 21:47:35 Kill function: install3",
    "2020/09/05 21:47:35 Destroy() [SB 9]",
    "2020/09/05 21:47:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:47:36 remove worker.pid",
    "2020/09/05 21:47:36 exiting",
    ""
  ]
}
POP conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 0.18648648262023926,
  "total_seconds": 0.41713476181030273,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 77,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 182,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 12,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 10,
    "web-request.cnt": 1,
    "web-request.ms-avg": 182
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:47:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:47:36 remove worker.pid",
    "2020/09/05 21:47:36 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 0.8574988842010498,
  "total_seconds": 1.0895321369171143,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 75,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 853,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 694,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 3,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 853
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:47:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:47:37 remove worker.pid",
    "2020/09/05 21:47:37 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": false,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": null,
  "total_seconds": 55.85244822502136,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 164,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 148,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 67,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 13890,
    "Pause().cnt": 8,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 314,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 5,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 8609,
    "web-request.cnt": 4,
    "web-request.ms-avg": 13890
  },
  "errors": [
    [
      "Traceback (most recent call last):",
      "  File \"test.py\", line 81, in wrapper",
      "    rv = fn(**kwargs)",
      "  File \"test.py\", line 246, in numpy_test",
      "    raise Exception(\"STATUS %d: %s\" % (r.status_code, r.text))",
      "Exception: STATUS 500: <html><title>500: Internal Server Error</title><body>500: Internal Server Error</body></html>",
      ""
    ]
  ],
  "worker_tail": [
    "using existing OL directory at /root/open-lambda/test-dir",
    "2020/09/05 21:47:37 save PID 10328 to file /root/open-lambda/test-dir/worker/worker.pid",
    "2020/09/05 21:47:37 Start Lambda Server",
    "2020/09/05 21:47:37 Storage dir at /root/open-lambda/test-dir/worker/code",
    "2020/09/05 21:47:37 Storage dir at /root/open-lambda/test-dir/worker/scratch",
    "2020/09/05 21:47:37 Create SandboxPool",
    "2020/09/05 21:47:37 create /sys/fs/cgroup/blkio/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 create /sys/fs/cgroup/cpu/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 create /sys/fs/cgroup/devices/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 create /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 create /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 create /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 create /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 create /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 create /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 Storage dir at /root/open-lambda/test-dir/worker/root-sandboxes",
    "2020/09/05 21:47:37 Create DepTracer",
    "2020/09/05 21:47:37 Create PackagePuller",
    "2020/09/05 21:47:37 Create ImportCache",
    "2020/09/05 21:47:37 Import Cache Tree:",
    "2020/09/05 21:47:37 0    - ROOT",
    "2020/09/05 21:47:37 Create HandlerPuller",
    "2020/09/05 21:47:37 Setups Handlers",
    "2020/09/05 21:47:37 Execute handler by POSTing to localhost:5000/run/<lambda>",
    "2020/09/05 21:47:37 Get status by sending request to localhost:5000/status",
    "2020/09/05 21:47:37 start creating/serving CGs [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:37 Receive request to /pid",
    "2020/09/05 21:47:37 Receive request to /run/numpy15",
    "2020/09/05 21:47:37 debug: LambdaFunc.Task() runs on goroutine 18 [FUNC numpy15]",
    "2020/09/05 21:47:37 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/numpy==1.15'",
    "2020/09/05 21:47:37 run pip install numpy==1.15 from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/numpy==1.15 on host",
    "2020/09/05 21:47:37 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/numpy==1.15, <installs=[], imports=[], mem-limit-mb=250>)=1... [SOCK POOL sandboxes]",
    "2020/09/05 21:47:37 use cgroup cg-1 [SOCK 1]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/09/05 21:47:38 ...returns <SB 1>, <nil> [SOCK POOL sandboxes]",
    "2020/09/05 21:47:38 Channel() [SB 1]",
    "Collecting numpy==1.15",
    "  Downloading numpy-1.15.0-cp36-cp36m-manylinux1_x86_64.whl (13.9 MB)",
    "Installing collected packages: numpy",
    "Successfully installed numpy-1.15.0",
    "pip install returned code 0",
    "2020/09/05 21:47:54 Destroy() [SB 1]",
    "2020/09/05 21:47:54 CG ref count decremented to 0 [SOCK 1]",
    "2020/09/05 21:47:54 waiting for 1 procs in cg-1 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:47:54 killed PIDs [10342] in CG [SOCK 1]",
    "2020/09/05 21:47:54 unmount and remove dirs [SOCK 1]",
    "2020/09/05 21:47:54 increase instances to 1 [FUNC numpy15]",
    "2020/09/05 21:47:55 Try using Zygote from <ROOT>",
    "2020/09/05 21:47:56 <sandboxes>.Create(<nil>, false, /root/open-lambda/test-dir/worker/code/1004-import-cache, /root/open-lambda/test-dir/worker/scratch/1005-import-cache, <installs=[], imports=[], mem-limit-mb=50>)=2... [SOCK POOL sandboxes]",
    "2020/09/05 21:47:56 use cgroup cg-2 [SOCK 2]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start fork server on fd: 3",
    "2020/09/05 21:47:56 ...returns <SB 2>, <nil> [SOCK POOL sandboxes]",
    "2020/09/05 21:47:56 <sandboxes>.Create(<SB 2>, true, /root/open-lambda/test-dir/worker/code/1001-numpy15, /root/open-lambda/test-dir/worker/scratch/1003-numpy15, <installs=[numpy==1.15], imports=[], mem-limit-mb=50>)=3... [SOCK POOL sandboxes]",
    "2020/09/05 21:47:56 use cgroup cg-3 [SOCK 3]",
    "2020/09/05 21:47:56 fork(SB 3) [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/09/05 21:47:56 move PID 10357 from CG cg-2 to CG cg-3 [SOCK 2]",
    "2020/09/05 21:47:56 ...returns <SB 3>, <nil> [SOCK POOL sandboxes]",
    "2020/09/05 21:47:56 Pause() [SB 2]",
    "2020/09/05 21:47:56 Channel() [SB 3]",
    "2020/09/05 21:47:57 Pause() [SB 3]",
    "2020/09/05 21:47:57 Receive request to /run/numpy16",
    "2020/09/05 21:47:57 debug: LambdaFunc.Task() runs on goroutine 32 [FUNC numpy16]",
    "2020/09/05 21:47:57 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/numpy==1.16'",
    "2020/09/05 21:47:57 run pip install numpy==1.16 from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/numpy==1.16 on host",
    "2020/09/05 21:47:57 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/numpy==1.16, <installs=[], imports=[], mem-limit-mb=250>)=4... [SOCK POOL sandboxes]",
    "2020/09/05 21:47:57 use cgroup cg-4 [SOCK 4]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/09/05 21:47:57 ...returns <SB 4>, <nil> [SOCK POOL sandboxes]",
    "2020/09/05 21:47:57 Channel() [SB 4]",
    "Collecting numpy==1.16",
    "  Downloading numpy-1.16.0-cp36-cp36m-manylinux1_x86_64.whl (17.3 MB)",
    "Installing collected packages: numpy",
    "Successfully installed numpy-1.16.0",
    "pip install returned code 0",
    "2020/09/05 21:48:19 Destroy() [SB 4]",
    "2020/09/05 21:48:19 CG ref count decremented to 0 [SOCK 4]",
    "2020/09/05 21:48:19 waiting for 1 procs in cg-4 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:19 killed PIDs [10363] in CG [SOCK 4]",
    "2020/09/05 21:48:19 unmount and remove dirs [SOCK 4]",
    "2020/09/05 21:48:19 increase instances to 1 [FUNC numpy16]",
    "2020/09/05 21:48:19 Try using Zygote from <ROOT>",
    "2020/09/05 21:48:19 Unpause() [SB 2]",
    "2020/09/05 21:48:19 <sandboxes>.Create(<SB 2>, true, /root/open-lambda/test-dir/worker/code/1008-numpy16, /root/open-lambda/test-dir/worker/scratch/1010-numpy16, <installs=[numpy==1.16], imports=[], mem-limit-mb=50>)=5... [SOCK POOL sandboxes]",
    "2020/09/05 21:48:19 use cgroup cg-5 [SOCK 5]",
    "2020/09/05 21:48:19 fork(SB 5) [SB 2]",
    "2020/09/05 21:48:19 move PID 10375 from CG cg-2 to CG cg-5 [SOCK 2]",
    "2020/09/05 21:48:19 ...returns <SB 5>, <nil> [SOCK POOL sandboxes]",
    "2020/09/05 21:48:19 Pause() [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/09/05 21:48:19 Channel() [SB 5]",
    "2020/09/05 21:48:20 Pause() [SB 5]",
    "2020/09/05 21:48:20 Receive request to /run/numpy15",
    "2020/09/05 21:48:20 increase instances to 1 [FUNC numpy15]",
    "2020/09/05 21:48:20 Try using Zygote from <ROOT>",
    "2020/09/05 21:48:20 Unpause() [SB 2]",
    "2020/09/05 21:48:20 <sandboxes>.Create(<SB 2>, true, /root/open-lambda/test-dir/worker/code/1012-numpy15, /root/open-lambda/test-dir/worker/scratch/1013-numpy15, <installs=[numpy==1.15], imports=[], mem-limit-mb=50>)=6... [SOCK POOL sandboxes]",
    "2020/09/05 21:48:20 use cgroup cg-6 [SOCK 6]",
    "2020/09/05 21:48:20 fork(SB 6) [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/09/05 21:48:20 Destroy() [SB 3]",
    "2020/09/05 21:48:20 CG ref count decremented to 0 [SOCK 3]",
    "2020/09/05 21:48:20 waiting for 2 procs in cg-3 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:20 move PID 10380 from CG cg-2 to CG cg-6 [SOCK 2]",
    "2020/09/05 21:48:20 ...returns <SB 6>, <nil> [SOCK POOL sandboxes]",
    "2020/09/05 21:48:20 Pause() [SB 2]",
    "2020/09/05 21:48:20 Channel() [SB 6]",
    "2020/09/05 21:48:20 killed PIDs [10357 10359] in CG [SOCK 3]",
    "2020/09/05 21:48:20 unmount and remove dirs [SOCK 3]",
    "2020/09/05 21:48:20 childExit(SB 3) [SB 2]",
    "2020/09/05 21:48:20 CG ref count decremented to 3 [SOCK 2]",
    "2020/09/05 21:48:20 Pause() [SB 6]",
    "2020/09/05 21:48:20 Receive request to /run/pandas15",
    "2020/09/05 21:48:20 debug: LambdaFunc.Task() runs on goroutine 53 [FUNC pandas15]",
    "2020/09/05 21:48:20 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/pandas'",
    "2020/09/05 21:48:20 run pip install pandas from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/pandas on host",
    "2020/09/05 21:48:20 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/pandas, <installs=[], imports=[], mem-limit-mb=250>)=7... [SOCK POOL sandboxes]",
    "2020/09/05 21:48:20 use cgroup cg-7 [SOCK 7]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/09/05 21:48:20 ...returns <SB 7>, <nil> [SOCK POOL sandboxes]",
    "2020/09/05 21:48:20 Channel() [SB 7]",
    "Collecting pandas",
    "  Downloading pandas-1.1.1-cp36-cp36m-manylinux1_x86_64.whl (10.5 MB)",
    "Installing collected packages: pandas",
    "Successfully installed pandas-1.1.1",
    "pip install returned code 0",
    "2020/09/05 21:48:29 Destroy() [SB 7]",
    "2020/09/05 21:48:29 CG ref count decremented to 0 [SOCK 7]",
    "2020/09/05 21:48:29 waiting for 1 procs in cg-7 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:30 killed PIDs [10387] in CG [SOCK 7]",
    "2020/09/05 21:48:30 unmount and remove dirs [SOCK 7]",
    "2020/09/05 21:48:30 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/python-dateutil'",
    "2020/09/05 21:48:30 run pip install python-dateutil from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/python-dateutil on host",
    "2020/09/05 21:48:30 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/python-dateutil, <installs=[], imports=[], mem-limit-mb=250>)=8... [SOCK POOL sandboxes]",
    "2020/09/05 21:48:30 use cgroup cg-8 [SOCK 8]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/09/05 21:48:30 ...returns <SB 8>, <nil> [SOCK POOL sandboxes]",
    "2020/09/05 21:48:30 Channel() [SB 8]",
    "Collecting python-dateutil",
    "  Downloading python_dateutil-2.8.1-py2.py3-none-any.whl (227 kB)",
    "Installing collected packages: python-dateutil",
    "Successfully installed python-dateutil-2.8.1",
    "pip install returned code 0",
    "2020/09/05 21:48:31 Destroy() [SB 8]",
    "2020/09/05 21:48:31 CG ref count decremented to 0 [SOCK 8]",
    "2020/09/05 21:48:31 waiting for 1 procs in cg-8 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:31 killed PIDs [10400] in CG [SOCK 8]",
    "2020/09/05 21:48:31 unmount and remove dirs [SOCK 8]",
    "2020/09/05 21:48:31 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/pytz'",
    "2020/09/05 21:48:31 run pip install pytz from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/pytz on host",
    "2020/09/05 21:48:31 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/pytz, <installs=[], imports=[], mem-limit-mb=250>)=9... [SOCK POOL sandboxes]",
    "2020/09/05 21:48:31 use cgroup cg-9 [SOCK 9]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/09/05 21:48:31 ...returns <SB 9>, <nil> [SOCK POOL sandboxes]",
    "2020/09/05 21:48:31 Channel() [SB 9]",
    "Collecting pytz",
    "  Downloading pytz-2020.1-py2.py3-none-any.whl (510 kB)",
    "Installing collected packages: pytz",
    "Successfully installed pytz-2020.1",
    "pip install returned code 0",
    "2020/09/05 21:48:32 Destroy() [SB 9]",
    "2020/09/05 21:48:32 CG ref count decremented to 0 [SOCK 9]",
    "2020/09/05 21:48:32 waiting for 1 procs in cg-9 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:32 killed PIDs [10413] in CG [SOCK 9]",
    "2020/09/05 21:48:32 unmount and remove dirs [SOCK 9]",
    "2020/09/05 21:48:32 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/six'",
    "2020/09/05 21:48:32 run pip install six from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/six on host",
    "2020/09/05 21:48:32 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/six, <installs=[], imports=[], mem-limit-mb=250>)=10... [SOCK POOL sandboxes]",
    "2020/09/05 21:48:32 use cgroup cg-10 [SOCK 10]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/09/05 21:48:32 ...returns <SB 10>, <nil> [SOCK POOL sandboxes]",
    "2020/09/05 21:48:32 Channel() [SB 10]",
    "Collecting six",
    "  Downloading six-1.15.0-py2.py3-none-any.whl (10 kB)",
    "Installing collected packages: six",
    "Successfully installed six-1.15.0",
    "pip install returned code 0",
    "2020/09/05 21:48:33 Destroy() [SB 10]",
    "2020/09/05 21:48:33 CG ref count decremented to 0 [SOCK 10]",
    "2020/09/05 21:48:33 waiting for 1 procs in cg-10 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 killed PIDs [10426] in CG [SOCK 10]",
    "2020/09/05 21:48:33 unmount and remove dirs [SOCK 10]",
    "2020/09/05 21:48:33 increase instances to 1 [FUNC pandas15]",
    "2020/09/05 21:48:33 Try using Zygote from <ROOT>",
    "2020/09/05 21:48:33 Unpause() [SB 2]",
    "2020/09/05 21:48:33 <sandboxes>.Create(<SB 2>, true, /root/open-lambda/test-dir/worker/code/1015-pandas15, /root/open-lambda/test-dir/worker/scratch/1020-pandas15, <installs=[numpy==1.15,pandas,python-dateutil,pytz,six], imports=[], mem-limit-mb=50>)=11... [SOCK POOL sandboxes]",
    "2020/09/05 21:48:33 use cgroup cg-11 [SOCK 11]",
    "2020/09/05 21:48:33 fork(SB 11) [SB 2]",
    "2020/09/05 21:48:33 move PID 10438 from CG cg-2 to CG cg-11 [SOCK 2]",
    "2020/09/05 21:48:33 ...returns <SB 11>, <nil> [SOCK POOL sandboxes]",
    "2020/09/05 21:48:33 Pause() [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/09/05 21:48:33 Channel() [SB 11]",
    "ERROR:tornado.application:Uncaught exception POST /run/pandas15 (0.0.0.0)",
    "HTTPServerRequest(protocol='http', host='localhost:5000', method='POST', uri='/run/pandas15', version='HTTP/1.1', remote_ip='0.0.0.0', headers={'Host': 'localhost:5000', 'User-Agent': 'python-requests/2.9.1', 'Content-Length': '22', 'Accept': '*/*', 'Accept-Encoding': 'gzip, deflate', 'X-Forwarded-For': '127.0.0.1'})",
    "Traceback (most recent call last):",
    "  File \"/usr/local/lib/python3.6/dist-packages/tornado/web.py\", line 1510, in _execute",
    "    result = method(*self.path_args, **self.path_kwargs)",
    "  File \"sock2.py\", line 32, in post",
    "    import f",
    "  File \"/handler/f.py\", line 3, in <module>",
    "    import pandas",
    "  File \"/packages/pandas/files/pandas/__init__.py\", line 22, in <module>",
    "    from pandas.compat.numpy import (",
    "  File \"/packages/pandas/files/pandas/compat/numpy/__init__.py\", line 21, in <module>",
    "    \"this version of pandas is incompatible with numpy < 1.15.4\\n\"",
    "ImportError: this version of pandas is incompatible with numpy < 1.15.4",
    "your numpy version is 1.15.0.",
    "Please upgrade numpy to >= 1.15.4 to use this pandas version",
    "2020/09/05 21:48:33 Pause() [SB 11]",
    "2020/09/05 21:48:33 received kill signal, cleaning up",
    "2020/09/05 21:48:33 Kill function: numpy15",
    "2020/09/05 21:48:33 Destroy() [SB 6]",
    "2020/09/05 21:48:33 CG ref count decremented to 0 [SOCK 6]",
    "2020/09/05 21:48:33 killed PIDs [10380 10383] in CG [SOCK 6]",
    "2020/09/05 21:48:33 unmount and remove dirs [SOCK 6]",
    "2020/09/05 21:48:33 childExit(SB 6) [SB 2]",
    "2020/09/05 21:48:33 CG ref count decremented to 3 [SOCK 2]",
    "2020/09/05 21:48:33 Kill function: numpy16",
    "2020/09/05 21:48:33 Destroy() [SB 5]",
    "2020/09/05 21:48:33 CG ref count decremented to 0 [SOCK 5]",
    "2020/09/05 21:48:33 killed PIDs [10375 10377] in CG [SOCK 5]",
    "2020/09/05 21:48:33 unmount and remove dirs [SOCK 5]",
    "2020/09/05 21:48:33 childExit(SB 5) [SB 2]",
    "2020/09/05 21:48:33 CG ref count decremented to 2 [SOCK 2]",
    "2020/09/05 21:48:33 Kill function: pandas15",
    "2020/09/05 21:48:33 Destroy() [SB 11]",
    "2020/09/05 21:48:33 CG ref count decremented to 0 [SOCK 11]",
    "2020/09/05 21:48:33 killed PIDs [10438 10440] in CG [SOCK 11]",
    "2020/09/05 21:48:33 unmount and remove dirs [SOCK 11]",
    "2020/09/05 21:48:33 childExit(SB 11) [SB 2]",
    "2020/09/05 21:48:33 CG ref count decremented to 1 [SOCK 2]",
    "2020/09/05 21:48:33 Import Cache Tree:",
    "2020/09/05 21:48:33 4    - ROOT",
    "2020/09/05 21:48:33 Destroy() [SB 2]",
    "2020/09/05 21:48:33 CG ref count decremented to 0 [SOCK 2]",
    "2020/09/05 21:48:33 killed PIDs [10355] in CG [SOCK 2]",
    "2020/09/05 21:48:33 unmount and remove dirs [SOCK 2]",
    "2020/09/05 21:48:33 make sure all memory is free [SOCK POOL sandboxes]",
    "2020/09/05 21:48:33 memory pool emptied [SOCK POOL sandboxes]",
    "2020/09/05 21:48:33 received shutdown request [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 empty queues and release CGs [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 remove /sys/fs/cgroup/blkio/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 remove /sys/fs/cgroup/cpu/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 remove /sys/fs/cgroup/devices/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:48:33 remove worker.pid",
    "2020/09/05 21:48:33 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'baseline': 0, 'fork': False, 'procs': 1, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": false,
    "procs": 1,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 5.100892543792725,
  "total_seconds": 5.322292327880859,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 142,
    "Create()/acquire-cgroup.cnt": 32,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 32,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 32,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 32,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 64,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 32,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 32,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 32,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 49,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:48:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:48:38 remove worker.pid",
    "2020/09/05 21:48:38 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'procs': 1, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "procs": 1,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 10.242411613464355,
  "total_seconds": 10.476638317108154,
  "stats": {
    "sandboxes_per_sec": 45.3
  },
  "ol-stats": {
    "Create().cnt": 454,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 454,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 454,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 453,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 454,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 907,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 454,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 454,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 454,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 453,
    "childExit().ms-avg": 0,
    "fork().cnt": 453,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 453,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 471,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 453,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:48:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:48:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:48:49 remove worker.pid",
    "2020/09/05 21:48:49 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'procs': 15, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "procs": 15,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 10.368080377578735,
  "total_seconds": 10.60255479812622,
  "stats": {
    "sandboxes_per_sec": 45.7
  },
  "ol-stats": {
    "Create().cnt": 458,
    "Create().ms-avg": 82,
    "Create()/acquire-cgroup.cnt": 458,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 458,
    "Create()/acquire-mem.ms-avg": 15,
    "Create()/fork-proc.cnt": 457,
    "Create()/fork-proc.ms-avg": 62,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 458,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 915,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 458,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 458,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 458,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 457,
    "childExit().ms-avg": 59,
    "fork().cnt": 457,
    "fork().ms-avg": 62,
    "forkRequest.cnt": 457,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 475,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 457,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:49:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:49:00 remove worker.pid",
    "2020/09/05 21:49:00 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'procs': 1, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "procs": 1,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 10.840644359588623,
  "total_seconds": 11.18344259262085,
  "stats": {
    "sandboxes_per_sec": 42.0
  },
  "ol-stats": {
    "Create().cnt": 453,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 453,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 453,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 452,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 453,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 873,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 453,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 453,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 453,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 452,
    "childExit().ms-avg": 0,
    "fork().cnt": 452,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 452,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 470,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 452,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:49:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:49:11 remove worker.pid",
    "2020/09/05 21:49:11 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'procs': 15, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "procs": 15,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 11.008653402328491,
  "total_seconds": 11.367273092269897,
  "stats": {
    "sandboxes_per_sec": 41.1
  },
  "ol-stats": {
    "Create().cnt": 444,
    "Create().ms-avg": 134,
    "Create()/acquire-cgroup.cnt": 444,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 444,
    "Create()/acquire-mem.ms-avg": 78,
    "Create()/fork-proc.cnt": 443,
    "Create()/fork-proc.ms-avg": 52,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 169,
    "Create()/make-root-fs.cnt": 444,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 855,
    "Destroy().ms-avg": 50,
    "Destroy()/detach-root.cnt": 444,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 444,
    "Destroy()/kill-procs.ms-avg": 14,
    "Destroy()/remove-root.cnt": 444,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 443,
    "childExit().ms-avg": 55,
    "fork().cnt": 443,
    "fork().ms-avg": 52,
    "forkRequest.cnt": 443,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 461,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 443,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:49:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:49:22 remove worker.pid",
    "2020/09/05 21:49:22 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpd_gto84x', 'registry_cache_ms': 3000}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry_cache_ms": 3000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/tmp/tmpd_gto84x"
  },
  "seconds": 6.032770395278931,
  "total_seconds": 6.275423765182495,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 51,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 169,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1694,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1697,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1694,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1693,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1694,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:49:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:49:28 remove worker.pid",
    "2020/09/05 21:49:28 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpd_gto84x', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'procs': 1, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 1,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 15.042661666870117,
  "total_seconds": 15.272744417190552,
  "stats": {
    "reqs_per_sec": 287.4
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 62,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 22,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4311,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4314,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4311,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4310,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4311,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:49:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:49:44 remove worker.pid",
    "2020/09/05 21:49:44 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 2, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 2,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 15.045362949371338,
  "total_seconds": 15.273042917251587,
  "stats": {
    "reqs_per_sec": 291.1333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4367,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3932,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4367,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3928,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4367,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:49:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:49:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:49:59 remove worker.pid",
    "2020/09/05 21:49:59 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 8, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 8,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 15.065478801727295,
  "total_seconds": 15.298453092575073,
  "stats": {
    "reqs_per_sec": 265.06666666666666
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 50,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 10,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3976,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3026,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3976,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3022,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 3976,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:50:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:50:14 remove worker.pid",
    "2020/09/05 21:50:14 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpm79yllmt'}
========================================
call_each_once_exec {'alloc_mb': 1, 'lambda_count': 100}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 1,
    "lambda_count": 100
  },
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/tmp/tmpm79yllmt"
  },
  "seconds": 2.7574045658111572,
  "total_seconds": 3.2172164916992188,
  "stats": {
    "reqs_per_sec": 36.266517622140306
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 158,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 23,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 57,
    "evict.ms-avg": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 67,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 23
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:50:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:50:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:50:17 remove worker.pid",
    "2020/09/05 21:50:17 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpm79yllmt'}
PUSH conf: {'registry': '/tmp/tmpkmh7n_g9'}
========================================
call_each_once_exec {'alloc_mb': 10, 'lambda_count': 1000}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 10,
    "lambda_count": 1000
  },
  "pass": true,
  "conf": {
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry": "/tmp/tmpkmh7n_g9"
  },
  "seconds": 42.3477578163147,
  "total_seconds": 42.88707184791565,
  "stats": {
    "reqs_per_sec": 23.614015865250288
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1982,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 981,
    "evict.ms-avg": 11,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 38
  },
  "errors": [],
  "worker_tail": [
    "2020/09/05 21:51:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:51:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:51:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:51:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:51:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:51:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/09/05 21:51:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/09/05 21:51:00 remove worker.pid",
    "2020/09/05 21:51:00 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpkmh7n_g9'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 17, FAILED: 1
Makefile:27: recipe for target 'test-all' failed
make: *** [test-all] Error 1