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",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 2.260247230529785,
  "total_seconds": 2.545624256134033,
  "stats": {
    "pings_per_sec": 442.4334905261328
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:44:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:44:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:44:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:44:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:44:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:44:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:44:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:44:53 remove worker.pid",
    "2020/01/06 21:44:53 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",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    }
  },
  "seconds": 10.595872640609741,
  "total_seconds": 10.835646629333496,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 310,
    "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": 309,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2636,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 52,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 9,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1348,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2636
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:45:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:45:04 remove worker.pid",
    "2020/01/06 21:45:04 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",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 6.278420686721802,
  "total_seconds": 6.5236852169036865,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 102,
    "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": 143,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 8,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1560,
    "Pause().cnt": 8,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 46,
    "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": 4,
    "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": 959,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1560
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:45:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:45:11 remove worker.pid",
    "2020/01/06 21:45:11 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",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "docker",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    }
  },
  "seconds": 23.630810499191284,
  "total_seconds": 24.761879444122314,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1093,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 248,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5895,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2652,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5895
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:45:35 Kill function: install3",
    "2020/01/06 21:45:35 Destroy() [SB 9]",
    "2020/01/06 21:45:35 Kill function: echo",
    "2020/01/06 21:45:35 Destroy() [SB 0]",
    "2020/01/06 21:45:35 Kill function: install",
    "2020/01/06 21:45:35 Destroy() [SB 6]",
    "2020/01/06 21:45:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:45:35 remove worker.pid",
    "2020/01/06 21:45:35 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",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 0.20946764945983887,
  "total_seconds": 0.44571614265441895,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 80,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 144,
    "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": 205,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 14,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "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": 22,
    "web-request.cnt": 1,
    "web-request.ms-avg": 205
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:45:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:45:36 remove worker.pid",
    "2020/01/06 21:45:36 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 0.915712833404541,
  "total_seconds": 1.1494135856628418,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 80,
    "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": 143,
    "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": 911,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 742,
    "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": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 911
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:45:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:45:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:45:37 remove worker.pid",
    "2020/01/06 21:45:37 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 41.49716114997864,
  "total_seconds": 41.73864197731018,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 191,
    "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": 7,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 223,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 51,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 8293,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 319,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 7,
    "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": 7,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 5601,
    "web-request.cnt": 5,
    "web-request.ms-avg": 8293
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:46:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:46:19 remove worker.pid",
    "2020/01/06 21:46:19 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'baseline': 0, 'fork': False, 'seconds': 5, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": false,
    "seconds": 5,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "sock",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 5.1297032833099365,
  "total_seconds": 5.3534345626831055,
  "stats": {
    "sandboxes_per_sec": 5.8
  },
  "ol-stats": {
    "Create().cnt": 29,
    "Create().ms-avg": 152,
    "Create()/acquire-cgroup.cnt": 29,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 29,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 29,
    "Create()/fresh-proc.ms-avg": 148,
    "Create()/make-root-fs.cnt": 29,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 58,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 29,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 29,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 29,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 46,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:46:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:46:24 remove worker.pid",
    "2020/01/06 21:46:24 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "sock",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 10.178389072418213,
  "total_seconds": 10.41531777381897,
  "stats": {
    "sandboxes_per_sec": 40.0
  },
  "ol-stats": {
    "Create().cnt": 401,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 401,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 401,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 400,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 401,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 801,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 401,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 401,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 401,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 400,
    "childExit().ms-avg": 0,
    "fork().cnt": 400,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 400,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 418,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 400,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:46:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:46:35 remove worker.pid",
    "2020/01/06 21:46:35 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "sock",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 10.369965076446533,
  "total_seconds": 10.608607530593872,
  "stats": {
    "sandboxes_per_sec": 41.1
  },
  "ol-stats": {
    "Create().cnt": 412,
    "Create().ms-avg": 96,
    "Create()/acquire-cgroup.cnt": 412,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 412,
    "Create()/acquire-mem.ms-avg": 19,
    "Create()/fork-proc.cnt": 411,
    "Create()/fork-proc.ms-avg": 73,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 412,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 823,
    "Destroy().ms-avg": 58,
    "Destroy()/detach-root.cnt": 412,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 412,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 412,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 411,
    "childExit().ms-avg": 75,
    "fork().cnt": 411,
    "fork().ms-avg": 72,
    "forkRequest.cnt": 411,
    "forkRequest.ms-avg": 12,
    "fresh-cgroup.cnt": 429,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 411,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:46:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:46:45 remove worker.pid",
    "2020/01/06 21:46:45 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "sock",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 10.918272733688354,
  "total_seconds": 11.262116432189941,
  "stats": {
    "sandboxes_per_sec": 39.1
  },
  "ol-stats": {
    "Create().cnt": 424,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 424,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 424,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 423,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 142,
    "Create()/make-root-fs.cnt": 424,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 815,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 424,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 424,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 424,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 423,
    "childExit().ms-avg": 0,
    "fork().cnt": 423,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 423,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 441,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 423,
    "move-to-cg-after-fork.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:46:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:46:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:46:56 remove worker.pid",
    "2020/01/06 21:46:56 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "sock",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 11.163052320480347,
  "total_seconds": 11.625793933868408,
  "stats": {
    "sandboxes_per_sec": 37.3
  },
  "ol-stats": {
    "Create().cnt": 406,
    "Create().ms-avg": 149,
    "Create()/acquire-cgroup.cnt": 406,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 406,
    "Create()/acquire-mem.ms-avg": 84,
    "Create()/fork-proc.cnt": 405,
    "Create()/fork-proc.ms-avg": 60,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 144,
    "Create()/make-root-fs.cnt": 406,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 779,
    "Destroy().ms-avg": 54,
    "Destroy()/detach-root.cnt": 406,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 406,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 406,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 405,
    "childExit().ms-avg": 62,
    "fork().cnt": 405,
    "fork().ms-avg": 60,
    "forkRequest.cnt": 405,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 423,
    "fresh-cgroup.ms-avg": 6,
    "move-to-cg-after-fork.cnt": 405,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:47:08 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:08 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:08 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:08 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:08 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:08 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:08 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:47:08 remove worker.pid",
    "2020/01/06 21:47:08 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmp1iu974af', '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/tmp1iu974af",
    "worker_port": "5000",
    "registry_cache_ms": 3000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 6.034056186676025,
  "total_seconds": 6.383131504058838,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 141,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1649,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1652,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1649,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1648,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "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": 8,
    "web-request.cnt": 1649,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:47:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:47:14 remove worker.pid",
    "2020/01/06 21:47:14 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp1iu974af', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'seconds': 15, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 15.05181884765625,
  "total_seconds": 15.285715103149414,
  "stats": {
    "reqs_per_sec": 279.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "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": 4188,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4191,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4188,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4187,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "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": 4188,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:47:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:47:30 remove worker.pid",
    "2020/01/06 21:47:30 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 2}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 2
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 15.047280550003052,
  "total_seconds": 15.281737327575684,
  "stats": {
    "reqs_per_sec": 271.8666666666667
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 47,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 144,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 5,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4078,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3734,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4078,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3730,
    "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": 4078,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:47:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:47:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:47:45 remove worker.pid",
    "2020/01/06 21:47:45 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 8}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 8
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 15.07150411605835,
  "total_seconds": 15.305753469467163,
  "stats": {
    "reqs_per_sec": 244.0
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 46,
    "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": 9,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "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": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3660,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2769,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3660,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2765,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 3,
    "fork().cnt": 3,
    "fork().ms-avg": 9,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 5,
    "web-request.cnt": 3660,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:48:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:48:00 remove worker.pid",
    "2020/01/06 21:48:00 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp6j36zbsv'}
========================================
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/tmp6j36zbsv",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 3.2390875816345215,
  "total_seconds": 3.6926538944244385,
  "stats": {
    "reqs_per_sec": 30.873150726312943
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 8,
    "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 141,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 155,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 28,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 7,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 54,
    "evict.ms-avg": 12,
    "fork().cnt": 100,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 5,
    "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": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 28
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:48:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:48:04 remove worker.pid",
    "2020/01/06 21:48:04 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp6j36zbsv'}
PUSH conf: {'registry': '/tmp/tmpcmvkv3c7'}
========================================
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/tmpcmvkv3c7",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "docker_runtime": "",
    "server_mode": "lambda",
    "import_cache_tree": "",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 49.322097063064575,
  "total_seconds": 49.98389673233032,
  "stats": {
    "reqs_per_sec": 20.274901943101668
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 168,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1981,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 8,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 44,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 21,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 4,
    "evict.cnt": 980,
    "evict.ms-avg": 13,
    "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": 44
  },
  "errors": [],
  "worker_tail": [
    "2020/01/06 21:48:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/06 21:48:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/06 21:48:54 remove worker.pid",
    "2020/01/06 21:48:54 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpcmvkv3c7'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0