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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    }
  },
  "seconds": 2.332707643508911,
  "total_seconds": 2.5091590881347656,
  "stats": {
    "pings_per_sec": 428.6900186651638
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:08:26 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:26 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:26 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:26 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:26 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:26 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:26 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:08:26 remove worker.pid",
    "2019/09/06 22:08:26 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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    }
  },
  "seconds": 10.574113845825195,
  "total_seconds": 10.810153484344482,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 274,
    "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": 272,
    "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": 2508,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 61,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 11,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1307,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2508
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:08:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:08:36 remove worker.pid",
    "2019/09/06 22:08:36 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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda"
  },
  "seconds": 6.236025333404541,
  "total_seconds": 6.474611282348633,
  "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": 136,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 1551,
    "Pause().cnt": 8,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 60,
    "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": 958,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1551
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:08:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:08:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:08:43 remove worker.pid",
    "2019/09/06 22:08:43 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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "sandbox": "docker",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    }
  },
  "seconds": 20.080455541610718,
  "total_seconds": 21.204897165298462,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 935,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 259,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5009,
    "Pause().cnt": 4,
    "Pause().ms-avg": 26,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2291,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5009
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:09:03 Kill function: echo",
    "2019/09/06 22:09:03 Destroy() [SB 0]",
    "2019/09/06 22:09:04 Kill function: install",
    "2019/09/06 22:09:04 Destroy() [SB 6]",
    "2019/09/06 22:09:04 Kill function: install2",
    "2019/09/06 22:09:04 Destroy() [SB 7]",
    "2019/09/06 22:09:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:09:04 remove worker.pid",
    "2019/09/06 22:09:04 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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda"
  },
  "seconds": 0.1894054412841797,
  "total_seconds": 0.42148637771606445,
  "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": 7,
    "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": 185,
    "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": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 14,
    "web-request.cnt": 1,
    "web-request.ms-avg": 185
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:09:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:09:04 remove worker.pid",
    "2019/09/06 22:09:04 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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda"
  },
  "seconds": 0.8500707149505615,
  "total_seconds": 1.0804460048675537,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 75,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 4,
    "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": 846,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 686,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 4,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 846
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:09:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:09:06 remove worker.pid",
    "2019/09/06 22:09:06 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": true,
  "conf": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda"
  },
  "seconds": 32.5101261138916,
  "total_seconds": 32.790974140167236,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 141,
    "Create()/acquire-cgroup.cnt": 13,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 13,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 147,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 48,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 6498,
    "Pause().cnt": 10,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 359,
    "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": 30,
    "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": 4,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 4264,
    "web-request.cnt": 5,
    "web-request.ms-avg": 6498
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:09:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:09:38 remove worker.pid",
    "2019/09/06 22:09:38 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
========================================
sock_churn {'procs': 1, 'seconds': 5, 'fork': False, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 5,
    "fork": false,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "sock"
  },
  "seconds": 5.789714813232422,
  "total_seconds": 5.913727045059204,
  "stats": {
    "sandboxes_per_sec": 4.8
  },
  "ol-stats": {
    "Create().cnt": 24,
    "Create().ms-avg": 221,
    "Create()/acquire-cgroup.cnt": 24,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 24,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 24,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 24,
    "Create()/make-root-fs.ms-avg": 82,
    "Destroy().cnt": 48,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 24,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 24,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 24,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 41,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:09:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:09:44 remove worker.pid",
    "2019/09/06 22:09:44 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'fork': True, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "fork": true,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "sock"
  },
  "seconds": 10.161091804504395,
  "total_seconds": 10.675724983215332,
  "stats": {
    "sandboxes_per_sec": 46.7
  },
  "ol-stats": {
    "Create().cnt": 468,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 468,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 468,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 467,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 468,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 935,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 468,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 468,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 468,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 467,
    "childExit().ms-avg": 0,
    "fork().cnt": 467,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 467,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 485,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 467,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:09:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:09:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:09:55 remove worker.pid",
    "2019/09/06 22:09:55 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'fork': True, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "fork": true,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "sock"
  },
  "seconds": 10.371315002441406,
  "total_seconds": 10.606203079223633,
  "stats": {
    "sandboxes_per_sec": 46.5
  },
  "ol-stats": {
    "Create().cnt": 466,
    "Create().ms-avg": 84,
    "Create()/acquire-cgroup.cnt": 466,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 466,
    "Create()/acquire-mem.ms-avg": 16,
    "Create()/fork-proc.cnt": 465,
    "Create()/fork-proc.ms-avg": 63,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 466,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 931,
    "Destroy().ms-avg": 49,
    "Destroy()/detach-root.cnt": 466,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 466,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 466,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 465,
    "childExit().ms-avg": 62,
    "fork().cnt": 465,
    "fork().ms-avg": 63,
    "forkRequest.cnt": 465,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 483,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 465,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:10:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:10:06 remove worker.pid",
    "2019/09/06 22:10:06 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'fork': True, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "fork": true,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "sock"
  },
  "seconds": 10.789129495620728,
  "total_seconds": 11.13602328300476,
  "stats": {
    "sandboxes_per_sec": 39.3
  },
  "ol-stats": {
    "Create().cnt": 426,
    "Create().ms-avg": 9,
    "Create()/acquire-cgroup.cnt": 426,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 426,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 425,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 426,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 819,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 426,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 426,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 426,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 425,
    "childExit().ms-avg": 0,
    "fork().cnt": 425,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 425,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 443,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 425,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:10:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:10:17 remove worker.pid",
    "2019/09/06 22:10:17 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'fork': True, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "fork": true,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "sock"
  },
  "seconds": 10.938452243804932,
  "total_seconds": 11.288118839263916,
  "stats": {
    "sandboxes_per_sec": 43.2
  },
  "ol-stats": {
    "Create().cnt": 465,
    "Create().ms-avg": 111,
    "Create()/acquire-cgroup.cnt": 465,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 465,
    "Create()/acquire-mem.ms-avg": 71,
    "Create()/fork-proc.cnt": 464,
    "Create()/fork-proc.ms-avg": 34,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 142,
    "Create()/make-root-fs.cnt": 465,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 897,
    "Destroy().ms-avg": 40,
    "Destroy()/detach-root.cnt": 465,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 465,
    "Destroy()/kill-procs.ms-avg": 8,
    "Destroy()/remove-root.cnt": 465,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 464,
    "childExit().ms-avg": 36,
    "fork().cnt": 464,
    "fork().ms-avg": 34,
    "forkRequest.cnt": 464,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 482,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 464,
    "move-to-cg-after-fork.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:10:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:10:28 remove worker.pid",
    "2019/09/06 22:10:28 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmpm81iy77q', '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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/tmp/tmpm81iy77q",
    "server_mode": "lambda",
    "registry_cache_ms": 3000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    }
  },
  "seconds": 6.032851696014404,
  "total_seconds": 6.27736496925354,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 61,
    "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": 215,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1681,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1684,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1681,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1680,
    "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": 3,
    "web-request.cnt": 1681,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:10:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:10:34 remove worker.pid",
    "2019/09/06 22:10:34 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpm81iy77q', '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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda"
  },
  "seconds": 15.043737649917603,
  "total_seconds": 15.271949291229248,
  "stats": {
    "reqs_per_sec": 280.26666666666665
  },
  "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": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4204,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4207,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4204,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4203,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4204,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:10:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:10:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:10:50 remove worker.pid",
    "2019/09/06 22:10:50 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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda"
  },
  "seconds": 15.047494411468506,
  "total_seconds": 15.278334379196167,
  "stats": {
    "reqs_per_sec": 285.6
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4284,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3864,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4284,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3860,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4284,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:11:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:11:05 remove worker.pid",
    "2019/09/06 22:11:05 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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda"
  },
  "seconds": 15.064261674880981,
  "total_seconds": 15.293505430221558,
  "stats": {
    "reqs_per_sec": 264.93333333333334
  },
  "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": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "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": 3974,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2976,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3974,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2972,
    "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": 3974,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:11:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:11:20 remove worker.pid",
    "2019/09/06 22:11:20 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp0y2ygnm0'}
========================================
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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/tmp/tmp0y2ygnm0",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    }
  },
  "seconds": 2.7081220149993896,
  "total_seconds": 3.190695285797119,
  "stats": {
    "reqs_per_sec": 36.92628967428601
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 154,
    "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": 8,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 53,
    "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": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 23
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:11:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:11:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:11:23 remove worker.pid",
    "2019/09/06 22:11:23 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp0y2ygnm0'}
PUSH conf: {'registry': '/tmp/tmp4jbxgv6h'}
========================================
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": {
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/tmp/tmp4jbxgv6h",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "sandbox": "sock",
    "pip_mirror": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda"
  },
  "seconds": 42.57777738571167,
  "total_seconds": 43.12295579910278,
  "stats": {
    "reqs_per_sec": 23.48644829641938
  },
  "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": 137,
    "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": 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": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 18,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 979,
    "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": 3,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 38
  },
  "errors": [],
  "worker_tail": [
    "2019/09/06 22:12:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:12:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:12:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:12:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:12:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:12:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/06 22:12:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/06 22:12:06 remove worker.pid",
    "2019/09/06 22:12:06 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp4jbxgv6h'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0