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": {
    "registry": "/root/open-lambda/test-registry",
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "docker_runtime": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 2.23539137840271,
  "total_seconds": 2.458569049835205,
  "stats": {
    "pings_per_sec": 447.3528687436599
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:47:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:47:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:47:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:47:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:47:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:47:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:47:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:47:43 remove worker.pid",
    "2021/03/26 21:47:43 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": {
    "registry": "/root/open-lambda/test-registry",
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "sandbox_config": {},
    "pip_mirror": "",
    "docker_runtime": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 16.220201015472412,
  "total_seconds": 16.460896730422974,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 494,
    "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": 493,
    "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": 4041,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 414,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 13,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1720,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4041
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:48:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:48:00 remove worker.pid",
    "2021/03/26 21:48:00 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": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 6.347323417663574,
  "total_seconds": 6.588068962097168,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 92,
    "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": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 138,
    "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": 1579,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 43,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 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": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 988,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1579
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:48:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:48:06 remove worker.pid",
    "2021/03/26 21:48:06 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": {
    "registry": "/root/open-lambda/test-registry",
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "docker",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "sandbox_config": {},
    "pip_mirror": "",
    "docker_runtime": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 26.460728406906128,
  "total_seconds": 27.583447456359863,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1582,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 420,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 6603,
    "Pause().cnt": 4,
    "Pause().ms-avg": 29,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2351,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6603
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:48:33 Kill function: install",
    "2021/03/26 21:48:33 Destroy() [SB 6]",
    "2021/03/26 21:48:33 Kill function: install2",
    "2021/03/26 21:48:33 Destroy() [SB 7]",
    "2021/03/26 21:48:33 Kill function: install3",
    "2021/03/26 21:48:33 Destroy() [SB 9]",
    "2021/03/26 21:48:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:48:34 remove worker.pid",
    "2021/03/26 21:48:34 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": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 0.1750044822692871,
  "total_seconds": 0.4060542583465576,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "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": 136,
    "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": 171,
    "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": 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": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 171
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:48:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:48:34 remove worker.pid",
    "2021/03/26 21:48:34 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": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 0.8334429264068604,
  "total_seconds": 1.0652744770050049,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "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": 135,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 829,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 654,
    "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": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 19,
    "web-request.cnt": 1,
    "web-request.ms-avg": 829
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:48:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:48:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:48:35 remove worker.pid",
    "2021/03/26 21:48:35 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
{'version': '1.19.5', 'result': 15}
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 51.239583253860474,
  "total_seconds": 51.52744269371033,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 116,
    "Create()/acquire-cgroup.cnt": 14,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 14,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 168,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 14,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 14,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 10244,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 532,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 31,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 6034,
    "web-request.cnt": 5,
    "web-request.ms-avg": 10244
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:49:27 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:27 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:27 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:27 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:27 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:27 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:27 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:49:27 remove worker.pid",
    "2021/03/26 21:49:27 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, 'procs': 1, 'fork': False, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 1,
    "fork": false,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "server_mode": "sock",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 5.179783821105957,
  "total_seconds": 5.302127122879028,
  "stats": {
    "sandboxes_per_sec": 6.0
  },
  "ol-stats": {
    "Create().cnt": 30,
    "Create().ms-avg": 142,
    "Create()/acquire-cgroup.cnt": 30,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 30,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 30,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 30,
    "Create()/make-root-fs.ms-avg": 5,
    "Destroy().cnt": 60,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 30,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 30,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 30,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 47,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:49:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:49:32 remove worker.pid",
    "2021/03/26 21:49:32 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'procs': 1, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 1,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "server_mode": "sock",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 10.170358180999756,
  "total_seconds": 10.957809448242188,
  "stats": {
    "sandboxes_per_sec": 44.3
  },
  "ol-stats": {
    "Create().cnt": 444,
    "Create().ms-avg": 10,
    "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": 134,
    "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": [
    "2021/03/26 21:49:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:49:43 remove worker.pid",
    "2021/03/26 21:49:43 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'procs': 15, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 15,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "server_mode": "sock",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 10.372673273086548,
  "total_seconds": 11.112284183502197,
  "stats": {
    "sandboxes_per_sec": 46.7
  },
  "ol-stats": {
    "Create().cnt": 468,
    "Create().ms-avg": 77,
    "Create()/acquire-cgroup.cnt": 468,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 468,
    "Create()/acquire-mem.ms-avg": 14,
    "Create()/fork-proc.cnt": 467,
    "Create()/fork-proc.ms-avg": 58,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 468,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 935,
    "Destroy().ms-avg": 44,
    "Destroy()/detach-root.cnt": 468,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 468,
    "Destroy()/kill-procs.ms-avg": 9,
    "Destroy()/remove-root.cnt": 468,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 467,
    "childExit().ms-avg": 56,
    "fork().cnt": 467,
    "fork().ms-avg": 58,
    "forkRequest.cnt": 467,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 485,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 467,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:49:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:49:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:49:54 remove worker.pid",
    "2021/03/26 21:49:54 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'procs': 1, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "procs": 1,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "server_mode": "sock",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 10.803939819335938,
  "total_seconds": 11.185388088226318,
  "stats": {
    "sandboxes_per_sec": 43.9
  },
  "ol-stats": {
    "Create().cnt": 472,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 472,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 472,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 471,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 472,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 911,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 472,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 472,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 472,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 471,
    "childExit().ms-avg": 0,
    "fork().cnt": 471,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 471,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 489,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 471,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:50:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:50:05 remove worker.pid",
    "2021/03/26 21:50:05 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'procs': 15, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "procs": 15,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "server_mode": "sock",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 11.100270986557007,
  "total_seconds": 11.562946081161499,
  "stats": {
    "sandboxes_per_sec": 41.5
  },
  "ol-stats": {
    "Create().cnt": 448,
    "Create().ms-avg": 125,
    "Create()/acquire-cgroup.cnt": 448,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 448,
    "Create()/acquire-mem.ms-avg": 72,
    "Create()/fork-proc.cnt": 447,
    "Create()/fork-proc.ms-avg": 49,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 289,
    "Create()/make-root-fs.cnt": 448,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 863,
    "Destroy().ms-avg": 47,
    "Destroy()/detach-root.cnt": 448,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 448,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 448,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 447,
    "childExit().ms-avg": 55,
    "fork().cnt": 447,
    "fork().ms-avg": 49,
    "forkRequest.cnt": 447,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 465,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 447,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:50:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:50:17 remove worker.pid",
    "2021/03/26 21:50:17 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpqvyvesqb', '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": {
    "registry": "/tmp/tmpqvyvesqb",
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "sandbox_config": {},
    "pip_mirror": "",
    "docker_runtime": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry_cache_ms": 3000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 6.028838872909546,
  "total_seconds": 6.271643877029419,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 42,
    "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": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1674,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1677,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1674,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1673,
    "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": 34,
    "web-request.cnt": 1674,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:50:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:50:23 remove worker.pid",
    "2021/03/26 21:50:23 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpqvyvesqb', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'procs': 1, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 1,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 15.042043685913086,
  "total_seconds": 15.273369789123535,
  "stats": {
    "reqs_per_sec": 287.3333333333333
  },
  "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": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4310,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4313,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4310,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4309,
    "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": 4310,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:50:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:50:38 remove worker.pid",
    "2021/03/26 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": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 15.043214559555054,
  "total_seconds": 15.272610187530518,
  "stats": {
    "reqs_per_sec": 286.93333333333334
  },
  "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": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4304,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3882,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4304,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3878,
    "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": 4304,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:50:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:50:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:50:54 remove worker.pid",
    "2021/03/26 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": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 15.062111854553223,
  "total_seconds": 15.2930428981781,
  "stats": {
    "reqs_per_sec": 260.46666666666664
  },
  "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": 7,
    "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": 6,
    "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": 3907,
    "LambdaFunc.Invoke.ms-avg": 3,
    "Pause().cnt": 2753,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3907,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2750,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 3907,
    "web-request.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:51:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:51:09 remove worker.pid",
    "2021/03/26 21:51:09 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpp0enfeyk'}
========================================
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": {
    "registry": "/tmp/tmpp0enfeyk",
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "sandbox_config": {},
    "pip_mirror": "",
    "docker_runtime": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 2.9111568927764893,
  "total_seconds": 3.3350205421447754,
  "stats": {
    "reqs_per_sec": 34.35089177673539
  },
  "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": 25,
    "Pause().cnt": 200,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 2,
    "evict.cnt": 51,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 70,
    "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": 4,
    "web-request.cnt": 100,
    "web-request.ms-avg": 25
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:51:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:51:12 remove worker.pid",
    "2021/03/26 21:51:12 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpp0enfeyk'}
PUSH conf: {'registry': '/tmp/tmp4fjdh5od'}
========================================
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": {
    "registry": "/tmp/tmp4fjdh5od",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "sandbox_config": {},
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "sandbox": "sock",
    "docker_runtime": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 43.164149045944214,
  "total_seconds": 43.85646963119507,
  "stats": {
    "reqs_per_sec": 23.167391766175527
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 1980,
    "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": 39,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 979,
    "evict.ms-avg": 10,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 41,
    "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": 3,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 39
  },
  "errors": [],
  "worker_tail": [
    "2021/03/26 21:51:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/26 21:51:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/26 21:51:56 remove worker.pid",
    "2021/03/26 21:51:56 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp4fjdh5od'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0