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": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 2.2018439769744873,
  "total_seconds": 2.566586971282959,
  "stats": {
    "pings_per_sec": 454.169311013154
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:44:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:44:24 remove worker.pid",
    "2020/07/02 21:44:24 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": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 11.95654010772705,
  "total_seconds": 12.196228981018066,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 269,
    "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": 267,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2976,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 411,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 10,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1396,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2976
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:44:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:44:36 remove worker.pid",
    "2020/07/02 21:44:36 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}}
PUSH conf: {'mem_pool_mb': 500}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 6.174677848815918,
  "total_seconds": 6.412971258163452,
  "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": 5,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1535,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 958,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1535
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:44:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:44:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:44:42 remove worker.pid",
    "2020/07/02 21:44:42 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": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "docker",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 21.57665181159973,
  "total_seconds": 22.70850968360901,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 997,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 269,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5382,
    "Pause().cnt": 4,
    "Pause().ms-avg": 29,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2521,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5382
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:45:04 Kill function: install",
    "2020/07/02 21:45:04 Destroy() [SB 6]",
    "2020/07/02 21:45:05 Kill function: install2",
    "2020/07/02 21:45:05 Destroy() [SB 7]",
    "2020/07/02 21:45:05 Kill function: install3",
    "2020/07/02 21:45:05 Destroy() [SB 9]",
    "2020/07/02 21:45:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:45:05 remove worker.pid",
    "2020/07/02 21:45:05 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": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 0.18979883193969727,
  "total_seconds": 0.4237558841705322,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 81,
    "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": 146,
    "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": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 13,
    "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": 186
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:45:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:45:06 remove worker.pid",
    "2020/07/02 21:45:06 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": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 0.8630905151367188,
  "total_seconds": 1.0969722270965576,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 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": 859,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 696,
    "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": 859
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:45:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:45:07 remove worker.pid",
    "2020/07/02 21:45:07 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": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 41.87460422515869,
  "total_seconds": 42.17416548728943,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 107,
    "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": 149,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 12,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 8370,
    "Pause().cnt": 10,
    "Pause().ms-avg": 6,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 324,
    "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": 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": 2,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 5686,
    "web-request.cnt": 5,
    "web-request.ms-avg": 8370
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:45:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:45:49 remove worker.pid",
    "2020/07/02 21:45:49 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
========================================
sock_churn {'procs': 1, 'fork': False, 'seconds': 5, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": false,
    "seconds": 5,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 5.08843731880188,
  "total_seconds": 5.212888240814209,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 142,
    "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": 137,
    "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": 1,
    "Destroy()/remove-root.cnt": 32,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 49,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:45:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:45:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:45:54 remove worker.pid",
    "2020/07/02 21:45:54 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'fork': True, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": true,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 10.184669494628906,
  "total_seconds": 10.412711143493652,
  "stats": {
    "sandboxes_per_sec": 45.0
  },
  "ol-stats": {
    "Create().cnt": 451,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 451,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 451,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 450,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 451,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 901,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 451,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 451,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 451,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 450,
    "childExit().ms-avg": 0,
    "fork().cnt": 450,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 450,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 468,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 450,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:46:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:46:05 remove worker.pid",
    "2020/07/02 21:46:05 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'fork': True, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "fork": true,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 10.405152559280396,
  "total_seconds": 10.634771585464478,
  "stats": {
    "sandboxes_per_sec": 44.7
  },
  "ol-stats": {
    "Create().cnt": 448,
    "Create().ms-avg": 84,
    "Create()/acquire-cgroup.cnt": 448,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 448,
    "Create()/acquire-mem.ms-avg": 17,
    "Create()/fork-proc.cnt": 447,
    "Create()/fork-proc.ms-avg": 63,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 448,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 895,
    "Destroy().ms-avg": 53,
    "Destroy()/detach-root.cnt": 448,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 448,
    "Destroy()/kill-procs.ms-avg": 15,
    "Destroy()/remove-root.cnt": 448,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 447,
    "childExit().ms-avg": 66,
    "fork().cnt": 447,
    "fork().ms-avg": 63,
    "forkRequest.cnt": 447,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 465,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 447,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:46:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:46:15 remove worker.pid",
    "2020/07/02 21:46:15 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'fork': True, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": true,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 10.812716722488403,
  "total_seconds": 11.16405200958252,
  "stats": {
    "sandboxes_per_sec": 44.3
  },
  "ol-stats": {
    "Create().cnt": 476,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 476,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 476,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 475,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 476,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 919,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 476,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 476,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 476,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 475,
    "childExit().ms-avg": 0,
    "fork().cnt": 475,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 475,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 493,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 475,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:46:26 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:26 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:26 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:26 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:26 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:26 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:26 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:46:26 remove worker.pid",
    "2020/07/02 21:46:26 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'fork': True, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "fork": true,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 11.152512311935425,
  "total_seconds": 11.51054072380066,
  "stats": {
    "sandboxes_per_sec": 41.5
  },
  "ol-stats": {
    "Create().cnt": 448,
    "Create().ms-avg": 132,
    "Create()/acquire-cgroup.cnt": 448,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 448,
    "Create()/acquire-mem.ms-avg": 77,
    "Create()/fork-proc.cnt": 447,
    "Create()/fork-proc.ms-avg": 50,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 179,
    "Create()/make-root-fs.cnt": 448,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 863,
    "Destroy().ms-avg": 49,
    "Destroy()/detach-root.cnt": 448,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 448,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 448,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 447,
    "childExit().ms-avg": 54,
    "fork().cnt": 447,
    "fork().ms-avg": 50,
    "forkRequest.cnt": 447,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 465,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 447,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:46:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:46:38 remove worker.pid",
    "2020/07/02 21:46:38 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpffxgqymg'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/tmp/tmpffxgqymg",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 3000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 6.030876159667969,
  "total_seconds": 6.378225088119507,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 50,
    "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": 166,
    "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": 1661,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1664,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1661,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1660,
    "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": 5,
    "web-request.cnt": 1661,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:46:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:46:44 remove worker.pid",
    "2020/07/02 21:46:44 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpffxgqymg'}
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": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 15.04204797744751,
  "total_seconds": 15.274852275848389,
  "stats": {
    "reqs_per_sec": 284.8666666666667
  },
  "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": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4273,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4276,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4273,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4272,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4273,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:46:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:46:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:46:59 remove worker.pid",
    "2020/07/02 21:46:59 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": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 15.051485538482666,
  "total_seconds": 15.283266544342041,
  "stats": {
    "reqs_per_sec": 285.3333333333333
  },
  "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": 6,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 4,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4280,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3833,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4280,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3829,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4280,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:47:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:47:15 remove worker.pid",
    "2020/07/02 21:47:15 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": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 15.073693990707397,
  "total_seconds": 15.305270195007324,
  "stats": {
    "reqs_per_sec": 273.46666666666664
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "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": 4102,
    "LambdaFunc.Invoke.ms-avg": 4,
    "Pause().cnt": 2488,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4102,
    "ServeHTTP.ms-avg": 1,
    "Unpause().cnt": 2484,
    "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": 2,
    "web-request.cnt": 4102,
    "web-request.ms-avg": 4
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:47:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:47:30 remove worker.pid",
    "2020/07/02 21:47:30 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpm_jcsf01'}
========================================
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": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/tmp/tmpm_jcsf01",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 2.992006301879883,
  "total_seconds": 3.432145357131958,
  "stats": {
    "reqs_per_sec": 33.42279431920615
  },
  "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": 156,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 26,
    "Pause().cnt": 200,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 4,
    "evict.cnt": 55,
    "evict.ms-avg": 12,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 66,
    "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": 26
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:47:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:47:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:47:34 remove worker.pid",
    "2020/07/02 21:47:34 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpm_jcsf01'}
PUSH conf: {'registry': '/tmp/tmp84g6yrf0'}
========================================
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": {
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "registry": "/tmp/tmp84g6yrf0",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "registry_cache_ms": 5000,
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 44.88586473464966,
  "total_seconds": 45.465412616729736,
  "stats": {
    "reqs_per_sec": 22.27874153440632
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1982,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 8,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 40,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 981,
    "evict.ms-avg": 12,
    "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": 40
  },
  "errors": [],
  "worker_tail": [
    "2020/07/02 21:48:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:48:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:48:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:48:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:48:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:48:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/02 21:48:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/02 21:48:19 remove worker.pid",
    "2020/07/02 21:48:19 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp84g6yrf0'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0