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": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 2.4323527812957764,
  "total_seconds": 2.527362585067749,
  "stats": {
    "pings_per_sec": 411.12795866434465
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:44:25 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:25 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:25 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:25 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:25 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:25 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:44:25 remove worker.pid",
    "2020/10/18 21:44:25 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": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 9.902016639709473,
  "total_seconds": 10.143093347549438,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 345,
    "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": 343,
    "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": 2465,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 93,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 44,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1118,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2465
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:44:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:44:35 remove worker.pid",
    "2020/10/18 21:44:35 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": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 5.537127256393433,
  "total_seconds": 5.775490045547485,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "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": 139,
    "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": 1376,
    "Pause().cnt": 8,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 42,
    "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": 854,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1376
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:44:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:44:41 remove worker.pid",
    "2020/10/18 21:44:41 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": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "docker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 15.165089845657349,
  "total_seconds": 16.191814661026,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 825,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 219,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 3780,
    "Pause().cnt": 4,
    "Pause().ms-avg": 27,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1671,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3780
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:44:57 Kill function: echo",
    "2020/10/18 21:44:57 Destroy() [SB 0]",
    "2020/10/18 21:44:57 Kill function: install",
    "2020/10/18 21:44:57 Destroy() [SB 6]",
    "2020/10/18 21:44:57 Kill function: install2",
    "2020/10/18 21:44:57 Destroy() [SB 7]",
    "2020/10/18 21:44:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:44:57 remove worker.pid",
    "2020/10/18 21:44:57 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": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 0.20079255104064941,
  "total_seconds": 0.43496036529541016,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 89,
    "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": 14,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 154,
    "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": 197,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 14,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 14,
    "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": 197
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:44:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:44:58 remove worker.pid",
    "2020/10/18 21:44:58 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": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 0.8454339504241943,
  "total_seconds": 1.0772645473480225,
  "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": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "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": 841,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 678,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "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": 841
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:44:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:44:59 remove worker.pid",
    "2020/10/18 21:44:59 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": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": null,
  "total_seconds": 31.261881351470947,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 98,
    "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": 138,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 7,
    "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": 7751,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 212,
    "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": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 4980,
    "web-request.cnt": 4,
    "web-request.ms-avg": 7751
  },
  "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",
    "2020/10/18 21:44:59 save PID 10332 to file /root/open-lambda/test-dir/worker/worker.pid",
    "2020/10/18 21:44:59 Start Lambda Server",
    "2020/10/18 21:44:59 Storage dir at /root/open-lambda/test-dir/worker/code",
    "2020/10/18 21:44:59 Storage dir at /root/open-lambda/test-dir/worker/scratch",
    "2020/10/18 21:44:59 Create SandboxPool",
    "2020/10/18 21:44:59 create /sys/fs/cgroup/blkio/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 create /sys/fs/cgroup/cpu/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 create /sys/fs/cgroup/devices/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 create /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 create /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 create /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 create /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 create /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 create /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 Storage dir at /root/open-lambda/test-dir/worker/root-sandboxes",
    "2020/10/18 21:44:59 Create DepTracer",
    "2020/10/18 21:44:59 Create PackagePuller",
    "2020/10/18 21:44:59 Create ImportCache",
    "2020/10/18 21:44:59 Import Cache Tree:",
    "2020/10/18 21:44:59 0    - ROOT",
    "2020/10/18 21:44:59 Create HandlerPuller",
    "2020/10/18 21:44:59 Setups Handlers",
    "2020/10/18 21:44:59 Execute handler by POSTing to localhost:5000/run/<lambda>",
    "2020/10/18 21:44:59 Get status by sending request to localhost:5000/status",
    "2020/10/18 21:44:59 start creating/serving CGs [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:44:59 Receive request to /pid",
    "2020/10/18 21:44:59 Receive request to /run/numpy15",
    "2020/10/18 21:44:59 debug: LambdaFunc.Task() runs on goroutine 18 [FUNC numpy15]",
    "2020/10/18 21:44:59 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/numpy==1.15'",
    "2020/10/18 21:44:59 run pip install numpy==1.15 from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/numpy==1.15 on host",
    "2020/10/18 21:44:59 <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]",
    "2020/10/18 21:44:59 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",
    "2020/10/18 21:44:59 ...returns <SB 1>, <nil> [SOCK POOL sandboxes]",
    "2020/10/18 21:44:59 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",
    "2020/10/18 21:45:07 Destroy() [SB 1]",
    "2020/10/18 21:45:07 CG ref count decremented to 0 [SOCK 1]",
    "2020/10/18 21:45:07 waiting for 1 procs in cg-1 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:07 killed PIDs [10346] in CG [SOCK 1]",
    "2020/10/18 21:45:07 unmount and remove dirs [SOCK 1]",
    "2020/10/18 21:45:07 increase instances to 1 [FUNC numpy15]",
    "2020/10/18 21:45:07 Try using Zygote from <ROOT>",
    "2020/10/18 21:45:07 <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]",
    "2020/10/18 21:45:07 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",
    "2020/10/18 21:45:07 ...returns <SB 2>, <nil> [SOCK POOL sandboxes]",
    "2020/10/18 21:45:07 <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]",
    "2020/10/18 21:45:07 use cgroup cg-3 [SOCK 3]",
    "2020/10/18 21:45:07 fork(SB 3) [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/10/18 21:45:07 move PID 10361 from CG cg-2 to CG cg-3 [SOCK 2]",
    "2020/10/18 21:45:07 ...returns <SB 3>, <nil> [SOCK POOL sandboxes]",
    "2020/10/18 21:45:07 Pause() [SB 2]",
    "2020/10/18 21:45:07 Channel() [SB 3]",
    "2020/10/18 21:45:07 Pause() [SB 3]",
    "2020/10/18 21:45:07 Receive request to /run/numpy16",
    "2020/10/18 21:45:07 debug: LambdaFunc.Task() runs on goroutine 32 [FUNC numpy16]",
    "2020/10/18 21:45:07 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/numpy==1.16'",
    "2020/10/18 21:45:07 run pip install numpy==1.16 from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/numpy==1.16 on host",
    "2020/10/18 21:45:07 <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]",
    "2020/10/18 21:45:07 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",
    "2020/10/18 21:45:07 ...returns <SB 4>, <nil> [SOCK POOL sandboxes]",
    "2020/10/18 21:45:07 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",
    "2020/10/18 21:45:19 Destroy() [SB 4]",
    "2020/10/18 21:45:19 CG ref count decremented to 0 [SOCK 4]",
    "2020/10/18 21:45:19 waiting for 1 procs in cg-4 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:19 killed PIDs [10367] in CG [SOCK 4]",
    "2020/10/18 21:45:19 unmount and remove dirs [SOCK 4]",
    "2020/10/18 21:45:19 increase instances to 1 [FUNC numpy16]",
    "2020/10/18 21:45:19 Try using Zygote from <ROOT>",
    "2020/10/18 21:45:19 Unpause() [SB 2]",
    "2020/10/18 21:45:19 <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]",
    "2020/10/18 21:45:19 use cgroup cg-5 [SOCK 5]",
    "2020/10/18 21:45:19 fork(SB 5) [SB 2]",
    "2020/10/18 21:45:19 move PID 10379 from CG cg-2 to CG cg-5 [SOCK 2]",
    "2020/10/18 21:45:19 ...returns <SB 5>, <nil> [SOCK POOL sandboxes]",
    "2020/10/18 21:45:19 Pause() [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/10/18 21:45:19 Channel() [SB 5]",
    "2020/10/18 21:45:19 Pause() [SB 5]",
    "2020/10/18 21:45:19 Receive request to /run/numpy15",
    "2020/10/18 21:45:19 increase instances to 1 [FUNC numpy15]",
    "2020/10/18 21:45:19 Try using Zygote from <ROOT>",
    "2020/10/18 21:45:19 Unpause() [SB 2]",
    "2020/10/18 21:45:19 <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]",
    "2020/10/18 21:45:19 use cgroup cg-6 [SOCK 6]",
    "2020/10/18 21:45:19 fork(SB 6) [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/10/18 21:45:19 Destroy() [SB 3]",
    "2020/10/18 21:45:19 CG ref count decremented to 0 [SOCK 3]",
    "2020/10/18 21:45:19 waiting for 2 procs in cg-3 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:19 move PID 10384 from CG cg-2 to CG cg-6 [SOCK 2]",
    "2020/10/18 21:45:19 ...returns <SB 6>, <nil> [SOCK POOL sandboxes]",
    "2020/10/18 21:45:19 Pause() [SB 2]",
    "2020/10/18 21:45:19 Channel() [SB 6]",
    "2020/10/18 21:45:19 killed PIDs [10361 10363] in CG [SOCK 3]",
    "2020/10/18 21:45:19 unmount and remove dirs [SOCK 3]",
    "2020/10/18 21:45:19 childExit(SB 3) [SB 2]",
    "2020/10/18 21:45:19 CG ref count decremented to 3 [SOCK 2]",
    "2020/10/18 21:45:20 Pause() [SB 6]",
    "2020/10/18 21:45:20 Receive request to /run/pandas15",
    "2020/10/18 21:45:20 debug: LambdaFunc.Task() runs on goroutine 53 [FUNC pandas15]",
    "2020/10/18 21:45:20 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/pandas'",
    "2020/10/18 21:45:20 run pip install pandas from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/pandas on host",
    "2020/10/18 21:45:20 <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]",
    "2020/10/18 21:45:20 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",
    "2020/10/18 21:45:20 ...returns <SB 7>, <nil> [SOCK POOL sandboxes]",
    "2020/10/18 21:45:20 Channel() [SB 7]",
    "Collecting pandas",
    "  Downloading pandas-1.1.3-cp36-cp36m-manylinux1_x86_64.whl (9.5 MB)",
    "Installing collected packages: pandas",
    "Successfully installed pandas-1.1.3",
    "pip install returned code 0",
    "2020/10/18 21:45:27 Destroy() [SB 7]",
    "2020/10/18 21:45:27 CG ref count decremented to 0 [SOCK 7]",
    "2020/10/18 21:45:27 waiting for 1 procs in cg-7 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:27 killed PIDs [10391] in CG [SOCK 7]",
    "2020/10/18 21:45:27 unmount and remove dirs [SOCK 7]",
    "2020/10/18 21:45:27 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/python-dateutil'",
    "2020/10/18 21:45:27 run pip install python-dateutil from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/python-dateutil on host",
    "2020/10/18 21:45:27 <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]",
    "2020/10/18 21:45:27 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",
    "2020/10/18 21:45:27 ...returns <SB 8>, <nil> [SOCK POOL sandboxes]",
    "2020/10/18 21:45:27 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",
    "2020/10/18 21:45:28 Destroy() [SB 8]",
    "2020/10/18 21:45:28 CG ref count decremented to 0 [SOCK 8]",
    "2020/10/18 21:45:28 waiting for 1 procs in cg-8 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:28 killed PIDs [10404] in CG [SOCK 8]",
    "2020/10/18 21:45:28 unmount and remove dirs [SOCK 8]",
    "2020/10/18 21:45:28 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/pytz'",
    "2020/10/18 21:45:28 run pip install pytz from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/pytz on host",
    "2020/10/18 21:45:28 <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]",
    "2020/10/18 21:45:28 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",
    "2020/10/18 21:45:28 ...returns <SB 9>, <nil> [SOCK POOL sandboxes]",
    "2020/10/18 21:45:28 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",
    "2020/10/18 21:45:29 Destroy() [SB 9]",
    "2020/10/18 21:45:29 CG ref count decremented to 0 [SOCK 9]",
    "2020/10/18 21:45:29 waiting for 1 procs in cg-9 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:29 killed PIDs [10417] in CG [SOCK 9]",
    "2020/10/18 21:45:29 unmount and remove dirs [SOCK 9]",
    "2020/10/18 21:45:29 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/six'",
    "2020/10/18 21:45:29 run pip install six from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/six on host",
    "2020/10/18 21:45:29 <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]",
    "2020/10/18 21:45:29 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",
    "2020/10/18 21:45:29 ...returns <SB 10>, <nil> [SOCK POOL sandboxes]",
    "2020/10/18 21:45:29 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",
    "2020/10/18 21:45:30 Destroy() [SB 10]",
    "2020/10/18 21:45:30 CG ref count decremented to 0 [SOCK 10]",
    "2020/10/18 21:45:30 waiting for 1 procs in cg-10 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 killed PIDs [10430] in CG [SOCK 10]",
    "2020/10/18 21:45:30 unmount and remove dirs [SOCK 10]",
    "2020/10/18 21:45:30 increase instances to 1 [FUNC pandas15]",
    "2020/10/18 21:45:30 Try using Zygote from <ROOT>",
    "2020/10/18 21:45:30 Unpause() [SB 2]",
    "2020/10/18 21:45:30 <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]",
    "2020/10/18 21:45:30 use cgroup cg-11 [SOCK 11]",
    "2020/10/18 21:45:30 fork(SB 11) [SB 2]",
    "2020/10/18 21:45:30 move PID 10442 from CG cg-2 to CG cg-11 [SOCK 2]",
    "2020/10/18 21:45:30 ...returns <SB 11>, <nil> [SOCK POOL sandboxes]",
    "2020/10/18 21:45:30 Pause() [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/10/18 21:45:30 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",
    "2020/10/18 21:45:30 Pause() [SB 11]",
    "2020/10/18 21:45:30 received kill signal, cleaning up",
    "2020/10/18 21:45:30 Kill function: numpy15",
    "2020/10/18 21:45:30 Destroy() [SB 6]",
    "2020/10/18 21:45:30 CG ref count decremented to 0 [SOCK 6]",
    "2020/10/18 21:45:30 killed PIDs [10384 10387] in CG [SOCK 6]",
    "2020/10/18 21:45:30 unmount and remove dirs [SOCK 6]",
    "2020/10/18 21:45:30 childExit(SB 6) [SB 2]",
    "2020/10/18 21:45:30 CG ref count decremented to 3 [SOCK 2]",
    "2020/10/18 21:45:30 Kill function: numpy16",
    "2020/10/18 21:45:30 Destroy() [SB 5]",
    "2020/10/18 21:45:30 CG ref count decremented to 0 [SOCK 5]",
    "2020/10/18 21:45:30 killed PIDs [10379 10381] in CG [SOCK 5]",
    "2020/10/18 21:45:30 unmount and remove dirs [SOCK 5]",
    "2020/10/18 21:45:30 childExit(SB 5) [SB 2]",
    "2020/10/18 21:45:30 CG ref count decremented to 2 [SOCK 2]",
    "2020/10/18 21:45:30 Kill function: pandas15",
    "2020/10/18 21:45:30 Destroy() [SB 11]",
    "2020/10/18 21:45:30 CG ref count decremented to 0 [SOCK 11]",
    "2020/10/18 21:45:30 killed PIDs [10442 10444] in CG [SOCK 11]",
    "2020/10/18 21:45:30 unmount and remove dirs [SOCK 11]",
    "2020/10/18 21:45:30 childExit(SB 11) [SB 2]",
    "2020/10/18 21:45:30 CG ref count decremented to 1 [SOCK 2]",
    "2020/10/18 21:45:30 Import Cache Tree:",
    "2020/10/18 21:45:30 4    - ROOT",
    "2020/10/18 21:45:30 Destroy() [SB 2]",
    "2020/10/18 21:45:30 CG ref count decremented to 0 [SOCK 2]",
    "2020/10/18 21:45:30 killed PIDs [10359] in CG [SOCK 2]",
    "2020/10/18 21:45:30 unmount and remove dirs [SOCK 2]",
    "2020/10/18 21:45:30 make sure all memory is free [SOCK POOL sandboxes]",
    "2020/10/18 21:45:30 memory pool emptied [SOCK POOL sandboxes]",
    "2020/10/18 21:45:30 received shutdown request [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 empty queues and release CGs [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 remove /sys/fs/cgroup/blkio/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 remove /sys/fs/cgroup/cpu/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 remove /sys/fs/cgroup/devices/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:45:30 remove worker.pid",
    "2020/10/18 21:45:30 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, 'seconds': 5, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": false,
    "seconds": 5,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 5.1895623207092285,
  "total_seconds": 5.311535358428955,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 144,
    "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": 7,
    "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": [
    "2020/10/18 21:45:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:45:35 remove worker.pid",
    "2020/10/18 21:45:35 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 10.183430433273315,
  "total_seconds": 10.409673929214478,
  "stats": {
    "sandboxes_per_sec": 44.3
  },
  "ol-stats": {
    "Create().cnt": 444,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 444,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 444,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 443,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 444,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 887,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 444,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 444,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 444,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 443,
    "childExit().ms-avg": 0,
    "fork().cnt": 443,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 443,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 461,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 443,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:45:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:45:46 remove worker.pid",
    "2020/10/18 21:45:46 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 10.33019733428955,
  "total_seconds": 10.579505205154419,
  "stats": {
    "sandboxes_per_sec": 46.4
  },
  "ol-stats": {
    "Create().cnt": 465,
    "Create().ms-avg": 82,
    "Create()/acquire-cgroup.cnt": 465,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 465,
    "Create()/acquire-mem.ms-avg": 14,
    "Create()/fork-proc.cnt": 464,
    "Create()/fork-proc.ms-avg": 63,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 465,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 929,
    "Destroy().ms-avg": 52,
    "Destroy()/detach-root.cnt": 465,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 465,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 465,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 464,
    "childExit().ms-avg": 64,
    "fork().cnt": 464,
    "fork().ms-avg": 63,
    "forkRequest.cnt": 464,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 482,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 464,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:45:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:45:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:45:56 remove worker.pid",
    "2020/10/18 21:45:56 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 10.782808542251587,
  "total_seconds": 11.15147852897644,
  "stats": {
    "sandboxes_per_sec": 44.1
  },
  "ol-stats": {
    "Create().cnt": 474,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 474,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 474,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 473,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 474,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 915,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 474,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 474,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 474,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 473,
    "childExit().ms-avg": 0,
    "fork().cnt": 473,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 473,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 491,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 473,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:46:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:46:07 remove worker.pid",
    "2020/10/18 21:46:07 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 11.233602523803711,
  "total_seconds": 11.686303615570068,
  "stats": {
    "sandboxes_per_sec": 42.7
  },
  "ol-stats": {
    "Create().cnt": 460,
    "Create().ms-avg": 120,
    "Create()/acquire-cgroup.cnt": 460,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 460,
    "Create()/acquire-mem.ms-avg": 69,
    "Create()/fork-proc.cnt": 459,
    "Create()/fork-proc.ms-avg": 47,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 337,
    "Create()/make-root-fs.cnt": 460,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 887,
    "Destroy().ms-avg": 45,
    "Destroy()/detach-root.cnt": 460,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 460,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 460,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 459,
    "childExit().ms-avg": 52,
    "fork().cnt": 459,
    "fork().ms-avg": 47,
    "forkRequest.cnt": 459,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 477,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 459,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:46:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:46:19 remove worker.pid",
    "2020/10/18 21:46:19 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpomwvomam', '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": {
    "worker_port": "5000",
    "registry_cache_ms": 3000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/tmp/tmpomwvomam",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 6.028271436691284,
  "total_seconds": 6.272205352783203,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "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": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1695,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1698,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1695,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1694,
    "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": 1,
    "web-request.cnt": 1695,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:46:25 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:25 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:25 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:25 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:25 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:25 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:46:25 remove worker.pid",
    "2020/10/18 21:46:25 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpomwvomam', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'seconds': 15, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 15.044666767120361,
  "total_seconds": 15.27545166015625,
  "stats": {
    "reqs_per_sec": 286.3333333333333
  },
  "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": 135,
    "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": 4295,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4298,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4295,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4294,
    "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": 1,
    "web-request.cnt": 4295,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:46:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:46:41 remove worker.pid",
    "2020/10/18 21:46:41 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 2}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 2
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 15.04581618309021,
  "total_seconds": 15.278348922729492,
  "stats": {
    "reqs_per_sec": 292.4
  },
  "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": 136,
    "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": 4386,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3945,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4386,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3941,
    "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": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4386,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:46:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:46:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:46:56 remove worker.pid",
    "2020/10/18 21:46:56 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 8}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 8
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 15.065022945404053,
  "total_seconds": 15.294244766235352,
  "stats": {
    "reqs_per_sec": 263.1333333333333
  },
  "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": 4,
    "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": 3947,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3079,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3947,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3075,
    "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": 3947,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:47:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:47:11 remove worker.pid",
    "2020/10/18 21:47:11 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp5lx4xty9'}
========================================
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": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/tmp/tmp5lx4xty9",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 2.723048448562622,
  "total_seconds": 3.158799648284912,
  "stats": {
    "reqs_per_sec": 36.72385974288507
  },
  "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": 138,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 152,
    "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": 2,
    "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": 51,
    "evict.ms-avg": 10,
    "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": [
    "2020/10/18 21:47:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:47:15 remove worker.pid",
    "2020/10/18 21:47:15 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp5lx4xty9'}
PUSH conf: {'registry': '/tmp/tmp4esvy7ne'}
========================================
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": {
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry": "/tmp/tmp4esvy7ne",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 42.08737659454346,
  "total_seconds": 42.63550782203674,
  "stats": {
    "reqs_per_sec": 23.760110925050938
  },
  "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": 213,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 0,
    "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": 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": 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": 38
  },
  "errors": [],
  "worker_tail": [
    "2020/10/18 21:47:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/10/18 21:47:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/10/18 21:47:57 remove worker.pid",
    "2020/10/18 21:47:57 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp4esvy7ne'}
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