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": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 2.3884570598602295,
  "total_seconds": 2.8982300758361816,
  "stats": {
    "pings_per_sec": 418.6840120117866
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:48:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:48:12 remove worker.pid",
    "2020/12/10 21:48:12 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": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 17.747405767440796,
  "total_seconds": 17.98527765274048,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 473,
    "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": 472,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "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": 4426,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 573,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 72,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1874,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4426
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:48:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:48:30 remove worker.pid",
    "2020/12/10 21:48:30 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": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 6.032597064971924,
  "total_seconds": 6.268262147903442,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 95,
    "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": 1500,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "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": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 934,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1500
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:48:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:48:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:48:36 remove worker.pid",
    "2020/12/10 21:48:36 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "docker",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 23.106926679611206,
  "total_seconds": 24.130649089813232,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1321,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 313,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5764,
    "Pause().cnt": 4,
    "Pause().ms-avg": 62,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2209,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5764
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:48:59 Kill function: install",
    "2020/12/10 21:48:59 Destroy() [SB 6]",
    "2020/12/10 21:49:00 Kill function: install2",
    "2020/12/10 21:49:00 Destroy() [SB 7]",
    "2020/12/10 21:49:00 Kill function: install3",
    "2020/12/10 21:49:00 Destroy() [SB 9]",
    "2020/12/10 21:49:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:49:00 remove worker.pid",
    "2020/12/10 21:49:00 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 0.1794722080230713,
  "total_seconds": 0.410123348236084,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 78,
    "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": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 5,
    "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": 175,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 12,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "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": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 175
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:49:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:49:00 remove worker.pid",
    "2020/12/10 21:49:00 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": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 0.895906925201416,
  "total_seconds": 1.1249842643737793,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 78,
    "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": 7,
    "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": 892,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 727,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "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": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 892
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:49:01 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:01 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:01 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:01 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:01 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:01 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:01 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:49:01 remove worker.pid",
    "2020/12/10 21:49:01 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": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": null,
  "total_seconds": 26.461704969406128,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 103,
    "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": 155,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "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": 6547,
    "Pause().cnt": 8,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 139,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "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": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 6,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 4232,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6548
  },
  "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",
    "2020/12/10 21:49:02 save PID 10500 to file /root/open-lambda/test-dir/worker/worker.pid",
    "2020/12/10 21:49:02 Start Lambda Server",
    "2020/12/10 21:49:02 Storage dir at /root/open-lambda/test-dir/worker/code",
    "2020/12/10 21:49:02 Storage dir at /root/open-lambda/test-dir/worker/scratch",
    "2020/12/10 21:49:02 Create SandboxPool",
    "2020/12/10 21:49:02 create /sys/fs/cgroup/blkio/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:02 create /sys/fs/cgroup/cpu/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:02 create /sys/fs/cgroup/devices/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:02 create /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:02 create /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:02 create /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:02 create /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:02 create /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:02 create /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:02 Storage dir at /root/open-lambda/test-dir/worker/root-sandboxes",
    "2020/12/10 21:49:02 Create DepTracer",
    "2020/12/10 21:49:02 Create PackagePuller",
    "2020/12/10 21:49:02 Create ImportCache",
    "2020/12/10 21:49:02 Import Cache Tree:",
    "2020/12/10 21:49:02 0    - ROOT",
    "2020/12/10 21:49:02 Create HandlerPuller",
    "2020/12/10 21:49:02 Setups Handlers",
    "2020/12/10 21:49:02 Execute handler by POSTing to localhost:5000/run/<lambda>",
    "2020/12/10 21:49:02 Get status by sending request to localhost:5000/status",
    "2020/12/10 21:49:02 start creating/serving CGs [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:02 Receive request to /pid",
    "2020/12/10 21:49:02 Receive request to /run/numpy15",
    "2020/12/10 21:49:02 debug: LambdaFunc.Task() runs on goroutine 18 [FUNC numpy15]",
    "2020/12/10 21:49:02 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/numpy==1.15'",
    "2020/12/10 21:49:02 run pip install numpy==1.15 from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/numpy==1.15 on host",
    "2020/12/10 21:49:02 <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]",
    "2020/12/10 21:49:02 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",
    "2020/12/10 21:49:02 ...returns <SB 1>, <nil> [SOCK POOL sandboxes]",
    "2020/12/10 21:49:02 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",
    "2020/12/10 21:49:09 Destroy() [SB 1]",
    "2020/12/10 21:49:09 CG ref count decremented to 0 [SOCK 1]",
    "2020/12/10 21:49:09 waiting for 1 procs in cg-1 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:09 killed PIDs [10514] in CG [SOCK 1]",
    "2020/12/10 21:49:09 unmount and remove dirs [SOCK 1]",
    "2020/12/10 21:49:09 increase instances to 1 [FUNC numpy15]",
    "2020/12/10 21:49:09 Try using Zygote from <ROOT>",
    "2020/12/10 21:49:09 <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]",
    "2020/12/10 21:49:09 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",
    "2020/12/10 21:49:10 ...returns <SB 2>, <nil> [SOCK POOL sandboxes]",
    "2020/12/10 21:49:10 <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]",
    "2020/12/10 21:49:10 use cgroup cg-3 [SOCK 3]",
    "2020/12/10 21:49:10 fork(SB 3) [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/12/10 21:49:10 move PID 10529 from CG cg-2 to CG cg-3 [SOCK 2]",
    "2020/12/10 21:49:10 ...returns <SB 3>, <nil> [SOCK POOL sandboxes]",
    "2020/12/10 21:49:10 Pause() [SB 2]",
    "2020/12/10 21:49:10 Channel() [SB 3]",
    "2020/12/10 21:49:10 Pause() [SB 3]",
    "2020/12/10 21:49:10 Receive request to /run/numpy16",
    "2020/12/10 21:49:10 debug: LambdaFunc.Task() runs on goroutine 32 [FUNC numpy16]",
    "2020/12/10 21:49:10 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/numpy==1.16'",
    "2020/12/10 21:49:10 run pip install numpy==1.16 from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/numpy==1.16 on host",
    "2020/12/10 21:49:10 <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]",
    "2020/12/10 21:49:10 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",
    "2020/12/10 21:49:10 ...returns <SB 4>, <nil> [SOCK POOL sandboxes]",
    "2020/12/10 21:49:10 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",
    "2020/12/10 21:49:16 Destroy() [SB 4]",
    "2020/12/10 21:49:16 CG ref count decremented to 0 [SOCK 4]",
    "2020/12/10 21:49:16 waiting for 1 procs in cg-4 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:16 killed PIDs [10535] in CG [SOCK 4]",
    "2020/12/10 21:49:16 unmount and remove dirs [SOCK 4]",
    "2020/12/10 21:49:16 increase instances to 1 [FUNC numpy16]",
    "2020/12/10 21:49:16 Try using Zygote from <ROOT>",
    "2020/12/10 21:49:16 Unpause() [SB 2]",
    "2020/12/10 21:49:16 <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]",
    "2020/12/10 21:49:16 use cgroup cg-5 [SOCK 5]",
    "2020/12/10 21:49:16 fork(SB 5) [SB 2]",
    "2020/12/10 21:49:16 move PID 10547 from CG cg-2 to CG cg-5 [SOCK 2]",
    "2020/12/10 21:49:16 ...returns <SB 5>, <nil> [SOCK POOL sandboxes]",
    "2020/12/10 21:49:16 Pause() [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/12/10 21:49:16 Channel() [SB 5]",
    "2020/12/10 21:49:16 Pause() [SB 5]",
    "2020/12/10 21:49:16 Receive request to /run/numpy15",
    "2020/12/10 21:49:16 increase instances to 1 [FUNC numpy15]",
    "2020/12/10 21:49:16 Try using Zygote from <ROOT>",
    "2020/12/10 21:49:16 Unpause() [SB 2]",
    "2020/12/10 21:49:16 <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]",
    "2020/12/10 21:49:16 use cgroup cg-6 [SOCK 6]",
    "2020/12/10 21:49:16 fork(SB 6) [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/12/10 21:49:16 Destroy() [SB 3]",
    "2020/12/10 21:49:16 CG ref count decremented to 0 [SOCK 3]",
    "2020/12/10 21:49:16 waiting for 2 procs in cg-3 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:16 move PID 10552 from CG cg-2 to CG cg-6 [SOCK 2]",
    "2020/12/10 21:49:16 ...returns <SB 6>, <nil> [SOCK POOL sandboxes]",
    "2020/12/10 21:49:16 Pause() [SB 2]",
    "2020/12/10 21:49:16 Channel() [SB 6]",
    "2020/12/10 21:49:16 killed PIDs [10529 10531] in CG [SOCK 3]",
    "2020/12/10 21:49:16 unmount and remove dirs [SOCK 3]",
    "2020/12/10 21:49:16 childExit(SB 3) [SB 2]",
    "2020/12/10 21:49:16 CG ref count decremented to 3 [SOCK 2]",
    "2020/12/10 21:49:17 Pause() [SB 6]",
    "2020/12/10 21:49:17 Receive request to /run/pandas15",
    "2020/12/10 21:49:17 debug: LambdaFunc.Task() runs on goroutine 53 [FUNC pandas15]",
    "2020/12/10 21:49:17 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/pandas'",
    "2020/12/10 21:49:17 run pip install pandas from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/pandas on host",
    "2020/12/10 21:49:17 <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]",
    "2020/12/10 21:49:17 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",
    "2020/12/10 21:49:17 ...returns <SB 7>, <nil> [SOCK POOL sandboxes]",
    "2020/12/10 21:49:17 Channel() [SB 7]",
    "Collecting pandas",
    "  Downloading pandas-1.1.5-cp36-cp36m-manylinux1_x86_64.whl (9.5 MB)",
    "Installing collected packages: pandas",
    "Successfully installed pandas-1.1.5",
    "pip install returned code 0",
    "2020/12/10 21:49:24 Destroy() [SB 7]",
    "2020/12/10 21:49:24 CG ref count decremented to 0 [SOCK 7]",
    "2020/12/10 21:49:24 waiting for 1 procs in cg-7 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:24 killed PIDs [10559] in CG [SOCK 7]",
    "2020/12/10 21:49:24 unmount and remove dirs [SOCK 7]",
    "2020/12/10 21:49:24 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/python-dateutil'",
    "2020/12/10 21:49:24 run pip install python-dateutil from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/python-dateutil on host",
    "2020/12/10 21:49:24 <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]",
    "2020/12/10 21:49:24 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",
    "2020/12/10 21:49:24 ...returns <SB 8>, <nil> [SOCK POOL sandboxes]",
    "2020/12/10 21:49:24 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",
    "2020/12/10 21:49:26 Destroy() [SB 8]",
    "2020/12/10 21:49:26 CG ref count decremented to 0 [SOCK 8]",
    "2020/12/10 21:49:26 waiting for 1 procs in cg-8 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:26 killed PIDs [10572] in CG [SOCK 8]",
    "2020/12/10 21:49:26 unmount and remove dirs [SOCK 8]",
    "2020/12/10 21:49:26 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/pytz'",
    "2020/12/10 21:49:26 run pip install pytz from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/pytz on host",
    "2020/12/10 21:49:26 <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]",
    "2020/12/10 21:49:26 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",
    "2020/12/10 21:49:26 ...returns <SB 9>, <nil> [SOCK POOL sandboxes]",
    "2020/12/10 21:49:26 Channel() [SB 9]",
    "Collecting pytz",
    "  Downloading pytz-2020.4-py2.py3-none-any.whl (509 kB)",
    "Installing collected packages: pytz",
    "Successfully installed pytz-2020.4",
    "pip install returned code 0",
    "2020/12/10 21:49:27 Destroy() [SB 9]",
    "2020/12/10 21:49:27 CG ref count decremented to 0 [SOCK 9]",
    "2020/12/10 21:49:27 waiting for 1 procs in cg-9 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:27 killed PIDs [10585] in CG [SOCK 9]",
    "2020/12/10 21:49:27 unmount and remove dirs [SOCK 9]",
    "2020/12/10 21:49:27 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/six'",
    "2020/12/10 21:49:27 run pip install six from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/six on host",
    "2020/12/10 21:49:27 <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]",
    "2020/12/10 21:49:27 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",
    "2020/12/10 21:49:27 ...returns <SB 10>, <nil> [SOCK POOL sandboxes]",
    "2020/12/10 21:49:27 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",
    "2020/12/10 21:49:28 Destroy() [SB 10]",
    "2020/12/10 21:49:28 CG ref count decremented to 0 [SOCK 10]",
    "2020/12/10 21:49:28 waiting for 1 procs in cg-10 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 killed PIDs [10598] in CG [SOCK 10]",
    "2020/12/10 21:49:28 unmount and remove dirs [SOCK 10]",
    "2020/12/10 21:49:28 increase instances to 1 [FUNC pandas15]",
    "2020/12/10 21:49:28 Try using Zygote from <ROOT>",
    "2020/12/10 21:49:28 Unpause() [SB 2]",
    "2020/12/10 21:49:28 <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]",
    "2020/12/10 21:49:28 use cgroup cg-11 [SOCK 11]",
    "2020/12/10 21:49:28 fork(SB 11) [SB 2]",
    "2020/12/10 21:49:28 move PID 10610 from CG cg-2 to CG cg-11 [SOCK 2]",
    "2020/12/10 21:49:28 ...returns <SB 11>, <nil> [SOCK POOL sandboxes]",
    "2020/12/10 21:49:28 Pause() [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/12/10 21:49:28 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",
    "2020/12/10 21:49:28 Pause() [SB 11]",
    "2020/12/10 21:49:28 received kill signal, cleaning up",
    "2020/12/10 21:49:28 Kill function: numpy15",
    "2020/12/10 21:49:28 Destroy() [SB 6]",
    "2020/12/10 21:49:28 CG ref count decremented to 0 [SOCK 6]",
    "2020/12/10 21:49:28 killed PIDs [10552 10555] in CG [SOCK 6]",
    "2020/12/10 21:49:28 unmount and remove dirs [SOCK 6]",
    "2020/12/10 21:49:28 childExit(SB 6) [SB 2]",
    "2020/12/10 21:49:28 CG ref count decremented to 3 [SOCK 2]",
    "2020/12/10 21:49:28 Kill function: numpy16",
    "2020/12/10 21:49:28 Destroy() [SB 5]",
    "2020/12/10 21:49:28 CG ref count decremented to 0 [SOCK 5]",
    "2020/12/10 21:49:28 killed PIDs [10547 10549] in CG [SOCK 5]",
    "2020/12/10 21:49:28 unmount and remove dirs [SOCK 5]",
    "2020/12/10 21:49:28 childExit(SB 5) [SB 2]",
    "2020/12/10 21:49:28 CG ref count decremented to 2 [SOCK 2]",
    "2020/12/10 21:49:28 Kill function: pandas15",
    "2020/12/10 21:49:28 Destroy() [SB 11]",
    "2020/12/10 21:49:28 CG ref count decremented to 0 [SOCK 11]",
    "2020/12/10 21:49:28 killed PIDs [10610 10612] in CG [SOCK 11]",
    "2020/12/10 21:49:28 unmount and remove dirs [SOCK 11]",
    "2020/12/10 21:49:28 childExit(SB 11) [SB 2]",
    "2020/12/10 21:49:28 CG ref count decremented to 1 [SOCK 2]",
    "2020/12/10 21:49:28 Import Cache Tree:",
    "2020/12/10 21:49:28 4    - ROOT",
    "2020/12/10 21:49:28 Destroy() [SB 2]",
    "2020/12/10 21:49:28 CG ref count decremented to 0 [SOCK 2]",
    "2020/12/10 21:49:28 killed PIDs [10527] in CG [SOCK 2]",
    "2020/12/10 21:49:28 unmount and remove dirs [SOCK 2]",
    "2020/12/10 21:49:28 make sure all memory is free [SOCK POOL sandboxes]",
    "2020/12/10 21:49:28 memory pool emptied [SOCK POOL sandboxes]",
    "2020/12/10 21:49:28 received shutdown request [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 empty queues and release CGs [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 remove /sys/fs/cgroup/blkio/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 remove /sys/fs/cgroup/cpu/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 remove /sys/fs/cgroup/devices/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:49:28 remove worker.pid",
    "2020/12/10 21:49:28 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 {'procs': 1, 'fork': False, 'baseline': 0, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": false,
    "baseline": 0,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": ""
  },
  "seconds": 5.025427341461182,
  "total_seconds": 5.148144721984863,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 144,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:49:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:49:33 remove worker.pid",
    "2020/12/10 21:49:33 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'fork': True, 'baseline': 0, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": true,
    "baseline": 0,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": ""
  },
  "seconds": 10.270413398742676,
  "total_seconds": 10.497774124145508,
  "stats": {
    "sandboxes_per_sec": 44.8
  },
  "ol-stats": {
    "Create().cnt": 449,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 449,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 449,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 448,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 449,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 897,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 449,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 449,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 449,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 448,
    "childExit().ms-avg": 0,
    "fork().cnt": 448,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 448,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 466,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 448,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:49:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:49:44 remove worker.pid",
    "2020/12/10 21:49:44 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'fork': True, 'baseline': 0, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "fork": true,
    "baseline": 0,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": ""
  },
  "seconds": 10.34344744682312,
  "total_seconds": 10.578880071640015,
  "stats": {
    "sandboxes_per_sec": 45.7
  },
  "ol-stats": {
    "Create().cnt": 458,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 458,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 458,
    "Create()/acquire-mem.ms-avg": 16,
    "Create()/fork-proc.cnt": 457,
    "Create()/fork-proc.ms-avg": 55,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 458,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 915,
    "Destroy().ms-avg": 44,
    "Destroy()/detach-root.cnt": 458,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 458,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 458,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 457,
    "childExit().ms-avg": 52,
    "fork().cnt": 457,
    "fork().ms-avg": 55,
    "forkRequest.cnt": 457,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 475,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 457,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:49:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:49:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:49:54 remove worker.pid",
    "2020/12/10 21:49:54 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'fork': True, 'baseline': 32, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": true,
    "baseline": 32,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": ""
  },
  "seconds": 10.809528350830078,
  "total_seconds": 11.155057668685913,
  "stats": {
    "sandboxes_per_sec": 41.3
  },
  "ol-stats": {
    "Create().cnt": 446,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 446,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 446,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 445,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 154,
    "Create()/make-root-fs.cnt": 446,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 859,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 446,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 446,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 446,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 445,
    "childExit().ms-avg": 0,
    "fork().cnt": 445,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 445,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 463,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 445,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:50:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:50:05 remove worker.pid",
    "2020/12/10 21:50:05 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'fork': True, 'baseline': 32, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "fork": true,
    "baseline": 32,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": ""
  },
  "seconds": 11.047092199325562,
  "total_seconds": 11.512426853179932,
  "stats": {
    "sandboxes_per_sec": 41.3
  },
  "ol-stats": {
    "Create().cnt": 446,
    "Create().ms-avg": 125,
    "Create()/acquire-cgroup.cnt": 446,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 446,
    "Create()/acquire-mem.ms-avg": 78,
    "Create()/fork-proc.cnt": 445,
    "Create()/fork-proc.ms-avg": 43,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 152,
    "Create()/make-root-fs.cnt": 446,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 859,
    "Destroy().ms-avg": 48,
    "Destroy()/detach-root.cnt": 446,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 446,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 446,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 445,
    "childExit().ms-avg": 46,
    "fork().cnt": 445,
    "fork().ms-avg": 43,
    "forkRequest.cnt": 445,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 463,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 445,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:50:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:50:17 remove worker.pid",
    "2020/12/10 21:50:17 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpyfunj69s'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 3000,
    "registry": "/tmp/tmpyfunj69s",
    "pip_mirror": ""
  },
  "seconds": 6.029731273651123,
  "total_seconds": 6.2757346630096436,
  "stats": null,
  "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": 164,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "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": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1637,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1640,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1637,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1636,
    "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": 1637,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:50:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:50:23 remove worker.pid",
    "2020/12/10 21:50:23 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpyfunj69s'}
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": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 15.0430908203125,
  "total_seconds": 15.27452301979065,
  "stats": {
    "reqs_per_sec": 281.0
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "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": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "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": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4215,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4218,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4215,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4214,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "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": 4215,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:50:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:50:38 remove worker.pid",
    "2020/12/10 21:50:38 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": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 15.04624891281128,
  "total_seconds": 15.280618667602539,
  "stats": {
    "reqs_per_sec": 279.46666666666664
  },
  "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "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": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4192,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3824,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4192,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3820,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "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": 2,
    "web-request.cnt": 4192,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:50:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:50:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:50:54 remove worker.pid",
    "2020/12/10 21:50:54 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": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 15.064456224441528,
  "total_seconds": 15.296756505966187,
  "stats": {
    "reqs_per_sec": 260.06666666666666
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 47,
    "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": 146,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "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": 3901,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2845,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3901,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2841,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 8,
    "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": 3901,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:51:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:51:09 remove worker.pid",
    "2020/12/10 21:51:09 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpez2kf7v_'}
========================================
call_each_once_exec {'lambda_count': 100, 'alloc_mb': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 100,
    "alloc_mb": 1
  },
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/tmp/tmpez2kf7v_",
    "pip_mirror": ""
  },
  "seconds": 2.954317331314087,
  "total_seconds": 3.9947166442871094,
  "stats": {
    "reqs_per_sec": 33.849349193759515
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 7,
    "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": 143,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 157,
    "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": 25,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 56,
    "evict.ms-avg": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 68,
    "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": 25
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:51:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:51:13 remove worker.pid",
    "2020/12/10 21:51:13 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpez2kf7v_'}
PUSH conf: {'registry': '/tmp/tmppcbirhdo'}
========================================
call_each_once_exec {'lambda_count': 1000, 'alloc_mb': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 1000,
    "alloc_mb": 10
  },
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "registry": "/tmp/tmppcbirhdo",
    "pip_mirror": ""
  },
  "seconds": 44.81764507293701,
  "total_seconds": 45.357473850250244,
  "stats": {
    "reqs_per_sec": 22.312654805099815
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "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": 2,
    "Destroy().cnt": 1981,
    "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": 6,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 40,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 20,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 980,
    "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": 40
  },
  "errors": [],
  "worker_tail": [
    "2020/12/10 21:51:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/12/10 21:51:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/12/10 21:51:58 remove worker.pid",
    "2020/12/10 21:51:58 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmppcbirhdo'}
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