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": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    }
  },
  "seconds": 2.1325104236602783,
  "total_seconds": 2.3679440021514893,
  "stats": {
    "pings_per_sec": 468.9350266839797
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:46:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:46:14 remove worker.pid",
    "2019/08/08 21:46:14 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": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    }
  },
  "seconds": 9.370617866516113,
  "total_seconds": 9.608016729354858,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 250,
    "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": 248,
    "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": 2330,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 63,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1235,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2330
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:46:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:46:23 remove worker.pid",
    "2019/08/08 21:46:23 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": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 6.536132335662842,
  "total_seconds": 6.773223638534546,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1626,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "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": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1008,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1626
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:46:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:46:30 remove worker.pid",
    "2019/08/08 21:46:30 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": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "docker",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    }
  },
  "seconds": 21.110381603240967,
  "total_seconds": 22.137654542922974,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 876,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 290,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5266,
    "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": 2607,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5266
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:46:52 Kill function: install",
    "2019/08/08 21:46:52 Destroy() [SB 6]",
    "2019/08/08 21:46:52 Kill function: install2",
    "2019/08/08 21:46:52 Destroy() [SB 7]",
    "2019/08/08 21:46:52 Kill function: install3",
    "2019/08/08 21:46:52 Destroy() [SB 9]",
    "2019/08/08 21:46:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:46:52 remove worker.pid",
    "2019/08/08 21:46:52 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": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 0.1903076171875,
  "total_seconds": 0.41863584518432617,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 84,
    "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": 152,
    "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": 186,
    "Pause().cnt": 2,
    "Pause().ms-avg": 2,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 12,
    "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": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 186
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:46:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:46:53 remove worker.pid",
    "2019/08/08 21:46:53 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": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 0.8198122978210449,
  "total_seconds": 1.0497610569000244,
  "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": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "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": 816,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 654,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 816
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:46:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:46:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:46:54 remove worker.pid",
    "2019/08/08 21:46:54 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": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 36.963724851608276,
  "total_seconds": 37.21679162979126,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 93,
    "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": 144,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 1,
    "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": 7389,
    "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": 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": 6,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 5013,
    "web-request.cnt": 5,
    "web-request.ms-avg": 7389
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:47:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:47:31 remove worker.pid",
    "2019/08/08 21:47:31 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'procs': 1, 'seconds': 5, 'baseline': 0, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 5,
    "baseline": 0,
    "fork": false
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "sock",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 5.171584129333496,
  "total_seconds": 5.39457631111145,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 143,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 6,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:47:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:47:36 remove worker.pid",
    "2019/08/08 21:47:36 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'baseline': 0, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "baseline": 0,
    "fork": true
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "sock",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 10.174726963043213,
  "total_seconds": 10.39498782157898,
  "stats": {
    "sandboxes_per_sec": 47.3
  },
  "ol-stats": {
    "Create().cnt": 474,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 474,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 474,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 473,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 474,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 947,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 474,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 474,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 474,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 473,
    "childExit().ms-avg": 0,
    "fork().cnt": 473,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 473,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 491,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 473,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:47:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:47:47 remove worker.pid",
    "2019/08/08 21:47:47 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'baseline': 0, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "baseline": 0,
    "fork": true
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "sock",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 10.319250583648682,
  "total_seconds": 10.563288688659668,
  "stats": {
    "sandboxes_per_sec": 47.3
  },
  "ol-stats": {
    "Create().cnt": 474,
    "Create().ms-avg": 79,
    "Create()/acquire-cgroup.cnt": 474,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 474,
    "Create()/acquire-mem.ms-avg": 12,
    "Create()/fork-proc.cnt": 473,
    "Create()/fork-proc.ms-avg": 63,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 474,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 947,
    "Destroy().ms-avg": 48,
    "Destroy()/detach-root.cnt": 474,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 474,
    "Destroy()/kill-procs.ms-avg": 9,
    "Destroy()/remove-root.cnt": 474,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 473,
    "childExit().ms-avg": 63,
    "fork().cnt": 473,
    "fork().ms-avg": 63,
    "forkRequest.cnt": 473,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 491,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 473,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:47:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:47:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:47:57 remove worker.pid",
    "2019/08/08 21:47:57 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'baseline': 32, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "baseline": 32,
    "fork": true
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "sock",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 10.757436990737915,
  "total_seconds": 11.131002187728882,
  "stats": {
    "sandboxes_per_sec": 42.8
  },
  "ol-stats": {
    "Create().cnt": 461,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 461,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 461,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 460,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 461,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 889,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 461,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 461,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 461,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 460,
    "childExit().ms-avg": 0,
    "fork().cnt": 460,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 460,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 478,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 460,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:48:08 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:08 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:08 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:08 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:08 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:08 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:08 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:48:08 remove worker.pid",
    "2019/08/08 21:48:08 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'baseline': 32, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "baseline": 32,
    "fork": true
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "sock",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 10.964694738388062,
  "total_seconds": 11.434876918792725,
  "stats": {
    "sandboxes_per_sec": 40.9
  },
  "ol-stats": {
    "Create().cnt": 442,
    "Create().ms-avg": 127,
    "Create()/acquire-cgroup.cnt": 442,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 442,
    "Create()/acquire-mem.ms-avg": 71,
    "Create()/fork-proc.cnt": 441,
    "Create()/fork-proc.ms-avg": 51,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 442,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 851,
    "Destroy().ms-avg": 45,
    "Destroy()/detach-root.cnt": 442,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 442,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 442,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 441,
    "childExit().ms-avg": 53,
    "fork().cnt": 441,
    "fork().ms-avg": 51,
    "forkRequest.cnt": 441,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 459,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 441,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:48:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:48:20 remove worker.pid",
    "2019/08/08 21:48:20 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpd8xeyigg'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "registry_cache_ms": 3000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmpd8xeyigg",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    }
  },
  "seconds": 6.032618284225464,
  "total_seconds": 6.272596597671509,
  "stats": null,
  "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": 140,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1737,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1740,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1737,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1736,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1737,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:48:26 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:26 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:26 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:26 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:26 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:26 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:26 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:48:26 remove worker.pid",
    "2019/08/08 21:48:26 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpd8xeyigg'}
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": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 15.047296047210693,
  "total_seconds": 15.277019023895264,
  "stats": {
    "reqs_per_sec": 294.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4413,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4416,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4413,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4412,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4413,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:48:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:48:41 remove worker.pid",
    "2019/08/08 21:48:41 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": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 15.04458212852478,
  "total_seconds": 15.273793935775757,
  "stats": {
    "reqs_per_sec": 292.93333333333334
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 41,
    "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": 131,
    "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": 4394,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4080,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4394,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4076,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4394,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:48:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:48:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:48:57 remove worker.pid",
    "2019/08/08 21:48:57 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": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 15.063603162765503,
  "total_seconds": 15.641331434249878,
  "stats": {
    "reqs_per_sec": 262.2
  },
  "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": 134,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3933,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3032,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3933,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3028,
    "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": 3,
    "web-request.cnt": 3933,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:49:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:49:12 remove worker.pid",
    "2019/08/08 21:49:12 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpzt52mzya'}
========================================
call_each_once_exec {'alloc_mb': 1, 'lambda_count': 100}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 1,
    "lambda_count": 100
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmpzt52mzya",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    }
  },
  "seconds": 2.8315014839172363,
  "total_seconds": 3.274371385574341,
  "stats": {
    "reqs_per_sec": 35.31724867418352
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 156,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 24,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 55,
    "evict.ms-avg": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 69,
    "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": 24
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:49:16 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:16 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:16 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:16 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:16 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:16 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:16 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:49:16 remove worker.pid",
    "2019/08/08 21:49:16 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpzt52mzya'}
PUSH conf: {'registry': '/tmp/tmp9j1k_46w'}
========================================
call_each_once_exec {'alloc_mb': 10, 'lambda_count': 1000}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 10,
    "lambda_count": 1000
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "registry": "/tmp/tmp9j1k_46w",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "sandbox_config": {},
    "server_mode": "lambda",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": ""
  },
  "seconds": 42.96323871612549,
  "total_seconds": 43.502968549728394,
  "stats": {
    "reqs_per_sec": 23.275729984475646
  },
  "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": 139,
    "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": 39,
    "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": 10,
    "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": 4,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 39
  },
  "errors": [],
  "worker_tail": [
    "2019/08/08 21:49:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/08 21:49:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/08 21:49:59 remove worker.pid",
    "2019/08/08 21:49:59 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp9j1k_46w'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0