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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "import_cache_tree": "",
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    }
  },
  "seconds": 2.224215269088745,
  "total_seconds": 2.4251105785369873,
  "stats": {
    "pings_per_sec": 449.60337223110383
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:44:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:44:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:44:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:44:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:44:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:44:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:44:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:44:58 remove worker.pid",
    "2019/12/17 21:44:58 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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "import_cache_tree": "",
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    }
  },
  "seconds": 10.625470876693726,
  "total_seconds": 10.864657163619995,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 306,
    "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": 301,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 5,
    "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": 2639,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 114,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 7,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1321,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2639
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:45:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:45:09 remove worker.pid",
    "2019/12/17 21:45:09 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": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 5.893362998962402,
  "total_seconds": 6.1292078495025635,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1465,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 42,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 913,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1465
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:45:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:45:15 remove worker.pid",
    "2019/12/17 21:45:15 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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "docker",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "import_cache_tree": "",
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    }
  },
  "seconds": 26.15658926963806,
  "total_seconds": 27.48533034324646,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 994,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 287,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 6528,
    "Pause().cnt": 4,
    "Pause().ms-avg": 32,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 3309,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6528
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:45:42 Kill function: install3",
    "2019/12/17 21:45:42 Destroy() [SB 9]",
    "2019/12/17 21:45:42 Kill function: echo",
    "2019/12/17 21:45:42 Destroy() [SB 0]",
    "2019/12/17 21:45:43 Kill function: install",
    "2019/12/17 21:45:43 Destroy() [SB 6]",
    "2019/12/17 21:45:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:45:43 remove worker.pid",
    "2019/12/17 21:45:43 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": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 0.18688583374023438,
  "total_seconds": 0.41765737533569336,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 82,
    "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": 147,
    "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": 183,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "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": 183
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:45:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:45:43 remove worker.pid",
    "2019/12/17 21:45:43 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": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 0.8538851737976074,
  "total_seconds": 1.086287498474121,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 77,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "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": 850,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 684,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 5,
    "web-request.cnt": 1,
    "web-request.ms-avg": 850
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:45:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:45:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:45:44 remove worker.pid",
    "2019/12/17 21:45:44 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": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 30.88914966583252,
  "total_seconds": 31.142846822738647,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 95,
    "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": 5,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 145,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 3,
    "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": 6145,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 282,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "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": 3,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 4146,
    "web-request.cnt": 5,
    "web-request.ms-avg": 6145
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:46:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:46:15 remove worker.pid",
    "2019/12/17 21:46:15 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 {'seconds': 5, 'fork': False, 'procs': 1, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 5,
    "fork": false,
    "procs": 1,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 5.143137216567993,
  "total_seconds": 5.266918659210205,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 143,
    "Create()/acquire-cgroup.cnt": 32,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 32,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 32,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 32,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 64,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 32,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 32,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 32,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 49,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:46:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:46:21 remove worker.pid",
    "2019/12/17 21:46:21 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'procs': 1, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "procs": 1,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 10.166808843612671,
  "total_seconds": 10.402059555053711,
  "stats": {
    "sandboxes_per_sec": 45.2
  },
  "ol-stats": {
    "Create().cnt": 453,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 453,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 453,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 452,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 453,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 905,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 453,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 453,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 453,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 452,
    "childExit().ms-avg": 0,
    "fork().cnt": 452,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 452,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 470,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 452,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:46:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:46:31 remove worker.pid",
    "2019/12/17 21:46:31 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'procs': 15, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "procs": 15,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 10.336426496505737,
  "total_seconds": 10.558252573013306,
  "stats": {
    "sandboxes_per_sec": 47.1
  },
  "ol-stats": {
    "Create().cnt": 472,
    "Create().ms-avg": 81,
    "Create()/acquire-cgroup.cnt": 472,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 472,
    "Create()/acquire-mem.ms-avg": 15,
    "Create()/fork-proc.cnt": 471,
    "Create()/fork-proc.ms-avg": 62,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 472,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 943,
    "Destroy().ms-avg": 48,
    "Destroy()/detach-root.cnt": 472,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 472,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 472,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 471,
    "childExit().ms-avg": 61,
    "fork().cnt": 471,
    "fork().ms-avg": 62,
    "forkRequest.cnt": 471,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 489,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 471,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:46:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:46:42 remove worker.pid",
    "2019/12/17 21:46:42 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'procs': 1, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "procs": 1,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 10.778716325759888,
  "total_seconds": 11.13268256187439,
  "stats": {
    "sandboxes_per_sec": 44.9
  },
  "ol-stats": {
    "Create().cnt": 482,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 482,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 482,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 481,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 482,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 931,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 482,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 482,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 482,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 481,
    "childExit().ms-avg": 0,
    "fork().cnt": 481,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 481,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 499,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 481,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:46:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:46:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:46:53 remove worker.pid",
    "2019/12/17 21:46:53 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'procs': 15, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "procs": 15,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 11.083706617355347,
  "total_seconds": 11.567716360092163,
  "stats": {
    "sandboxes_per_sec": 41.3
  },
  "ol-stats": {
    "Create().cnt": 446,
    "Create().ms-avg": 126,
    "Create()/acquire-cgroup.cnt": 446,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 446,
    "Create()/acquire-mem.ms-avg": 72,
    "Create()/fork-proc.cnt": 445,
    "Create()/fork-proc.ms-avg": 49,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 165,
    "Create()/make-root-fs.cnt": 446,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 859,
    "Destroy().ms-avg": 45,
    "Destroy()/detach-root.cnt": 446,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 446,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 446,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 445,
    "childExit().ms-avg": 54,
    "fork().cnt": 445,
    "fork().ms-avg": 49,
    "forkRequest.cnt": 445,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 463,
    "fresh-cgroup.ms-avg": 6,
    "move-to-cg-after-fork.cnt": 445,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:47:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:47:04 remove worker.pid",
    "2019/12/17 21:47:04 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpmc64c7rq', '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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 3000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "import_cache_tree": "",
    "registry": "/tmp/tmpmc64c7rq",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    }
  },
  "seconds": 6.031475067138672,
  "total_seconds": 6.276378631591797,
  "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": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1588,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1591,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1588,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1587,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 1588,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:47:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:47:11 remove worker.pid",
    "2019/12/17 21:47:11 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpmc64c7rq', '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": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 15.041273832321167,
  "total_seconds": 15.271717548370361,
  "stats": {
    "reqs_per_sec": 288.2
  },
  "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": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 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": 4323,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4326,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4323,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4322,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4323,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:47:26 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:26 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:26 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:26 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:26 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:26 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:26 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:47:26 remove worker.pid",
    "2019/12/17 21:47:26 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": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 15.044436693191528,
  "total_seconds": 15.274874687194824,
  "stats": {
    "reqs_per_sec": 288.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 42,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 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": 4323,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3882,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4323,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3878,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4323,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:47:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:47:41 remove worker.pid",
    "2019/12/17 21:47:41 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": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    }
  },
  "seconds": 15.064370393753052,
  "total_seconds": 15.295827150344849,
  "stats": {
    "reqs_per_sec": 264.8
  },
  "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": 7,
    "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": 5,
    "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": 3972,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2918,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3972,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2914,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 3,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 3972,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:47:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:47:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:47:57 remove worker.pid",
    "2019/12/17 21:47:57 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpnzegzo46'}
========================================
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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "import_cache_tree": "",
    "registry": "/tmp/tmpnzegzo46",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    }
  },
  "seconds": 2.7704174518585205,
  "total_seconds": 3.2394156455993652,
  "stats": {
    "reqs_per_sec": 36.09600980390891
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 154,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 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": 2,
    "evict.cnt": 53,
    "evict.ms-avg": 9,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 67,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 24
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:48:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:48:00 remove worker.pid",
    "2019/12/17 21:48:00 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpnzegzo46'}
PUSH conf: {'registry': '/tmp/tmpx2gs51jq'}
========================================
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": {
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmpx2gs51jq",
    "worker_port": "5000",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    }
  },
  "seconds": 43.36938452720642,
  "total_seconds": 43.92320108413696,
  "stats": {
    "reqs_per_sec": 23.057754372353358
  },
  "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": 138,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1981,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 39,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 980,
    "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": 3,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 39
  },
  "errors": [],
  "worker_tail": [
    "2019/12/17 21:48:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/17 21:48:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/17 21:48:44 remove worker.pid",
    "2019/12/17 21:48:44 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpx2gs51jq'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0