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": {
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 2.1574854850769043,
  "total_seconds": 2.3039283752441406,
  "stats": {
    "pings_per_sec": 463.5067902580454
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:44:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:44:39 remove worker.pid",
    "2020/01/12 21:44:39 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": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 10.401036262512207,
  "total_seconds": 10.638413906097412,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 302,
    "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": 300,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2552,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 9,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1304,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2552
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:44:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:44:49 remove worker.pid",
    "2020/01/12 21:44:49 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": {
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 6.673264265060425,
  "total_seconds": 6.9111008644104,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 96,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 5,
    "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": 1660,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 43,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1036,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1660
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:44:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:44:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:44:56 remove worker.pid",
    "2020/01/12 21:44:56 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "import_cache_tree": "",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "sandbox": "docker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 20.75046420097351,
  "total_seconds": 21.774012804031372,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 946,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 250,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5176,
    "Pause().cnt": 4,
    "Pause().ms-avg": 27,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2388,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5176
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:45:17 Kill function: install",
    "2020/01/12 21:45:17 Destroy() [SB 6]",
    "2020/01/12 21:45:18 Kill function: install2",
    "2020/01/12 21:45:18 Destroy() [SB 7]",
    "2020/01/12 21:45:18 Kill function: install3",
    "2020/01/12 21:45:18 Destroy() [SB 9]",
    "2020/01/12 21:45:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:45:18 remove worker.pid",
    "2020/01/12 21:45:18 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": {
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 0.19576692581176758,
  "total_seconds": 0.4272942543029785,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 86,
    "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": 157,
    "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": 192,
    "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": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 2,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 192
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:45:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:45:18 remove worker.pid",
    "2020/01/12 21:45:18 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": {
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 0.8429780006408691,
  "total_seconds": 1.0774462223052979,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 75,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 839,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 666,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 14,
    "web-request.cnt": 1,
    "web-request.ms-avg": 839
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:45:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:45:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:45:19 remove worker.pid",
    "2020/01/12 21:45:19 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": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 41.81796741485596,
  "total_seconds": 42.055739879608154,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 109,
    "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": 157,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 9,
    "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": 8359,
    "Pause().cnt": 10,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 299,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 30,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 5708,
    "web-request.cnt": 5,
    "web-request.ms-avg": 8359
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:46:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:46:02 remove worker.pid",
    "2020/01/12 21:46:02 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 {'seconds': 5, 'procs': 1, 'fork': False, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 5,
    "procs": 1,
    "fork": false,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "server_mode": "sock",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 5.051734924316406,
  "total_seconds": 5.2753870487213135,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 143,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:46:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:46:07 remove worker.pid",
    "2020/01/12 21:46:07 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'procs': 1, 'fork': True, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "procs": 1,
    "fork": true,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "server_mode": "sock",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.165610074996948,
  "total_seconds": 10.410441875457764,
  "stats": {
    "sandboxes_per_sec": 42.7
  },
  "ol-stats": {
    "Create().cnt": 428,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 428,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 428,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 427,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 428,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 855,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 428,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 428,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 428,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 427,
    "childExit().ms-avg": 0,
    "fork().cnt": 427,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 427,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 445,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 427,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:46:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:46:17 remove worker.pid",
    "2020/01/12 21:46:17 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'procs': 15, 'fork': True, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "procs": 15,
    "fork": true,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "server_mode": "sock",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.3357834815979,
  "total_seconds": 10.56241250038147,
  "stats": {
    "sandboxes_per_sec": 46.2
  },
  "ol-stats": {
    "Create().cnt": 463,
    "Create().ms-avg": 81,
    "Create()/acquire-cgroup.cnt": 463,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 463,
    "Create()/acquire-mem.ms-avg": 16,
    "Create()/fork-proc.cnt": 462,
    "Create()/fork-proc.ms-avg": 61,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 463,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 925,
    "Destroy().ms-avg": 48,
    "Destroy()/detach-root.cnt": 463,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 463,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 463,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 462,
    "childExit().ms-avg": 57,
    "fork().cnt": 462,
    "fork().ms-avg": 61,
    "forkRequest.cnt": 462,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 480,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 462,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:46:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:46:28 remove worker.pid",
    "2020/01/12 21:46:28 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'procs': 1, 'fork': True, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "procs": 1,
    "fork": true,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "server_mode": "sock",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.75707483291626,
  "total_seconds": 11.09553050994873,
  "stats": {
    "sandboxes_per_sec": 42.4
  },
  "ol-stats": {
    "Create().cnt": 457,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 457,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 457,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 456,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 457,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 881,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 457,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 457,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 457,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 456,
    "childExit().ms-avg": 0,
    "fork().cnt": 456,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 456,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 474,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 456,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:46:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:46:39 remove worker.pid",
    "2020/01/12 21:46:39 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'procs': 15, 'fork': True, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "procs": 15,
    "fork": true,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "server_mode": "sock",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 11.17072057723999,
  "total_seconds": 11.62413477897644,
  "stats": {
    "sandboxes_per_sec": 39.9
  },
  "ol-stats": {
    "Create().cnt": 432,
    "Create().ms-avg": 132,
    "Create()/acquire-cgroup.cnt": 432,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 432,
    "Create()/acquire-mem.ms-avg": 72,
    "Create()/fork-proc.cnt": 431,
    "Create()/fork-proc.ms-avg": 56,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 142,
    "Create()/make-root-fs.cnt": 432,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 831,
    "Destroy().ms-avg": 50,
    "Destroy()/detach-root.cnt": 432,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 432,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 432,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 431,
    "childExit().ms-avg": 61,
    "fork().cnt": 431,
    "fork().ms-avg": 56,
    "forkRequest.cnt": 431,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 449,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 431,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:46:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:46:50 remove worker.pid",
    "2020/01/12 21:46:50 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmpswb5lii7', '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": {
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry": "/tmp/tmpswb5lii7",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 3000,
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 6.027066230773926,
  "total_seconds": 6.278430223464966,
  "stats": null,
  "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": 1704,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1707,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1704,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1703,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 5,
    "web-request.cnt": 1704,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:46:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:46:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:46:57 remove worker.pid",
    "2020/01/12 21:46:57 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpswb5lii7', '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": {
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.046234607696533,
  "total_seconds": 15.280417203903198,
  "stats": {
    "reqs_per_sec": 286.4
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 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": 4296,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4299,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4296,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4295,
    "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": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4296,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:47:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:47:12 remove worker.pid",
    "2020/01/12 21:47:12 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": {
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.043696403503418,
  "total_seconds": 15.272822856903076,
  "stats": {
    "reqs_per_sec": 290.06666666666666
  },
  "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": 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": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4351,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4022,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4351,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4018,
    "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": 4351,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:47:27 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:27 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:27 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:27 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:27 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:27 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:27 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:47:27 remove worker.pid",
    "2020/01/12 21:47:27 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": {
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.065582036972046,
  "total_seconds": 15.296644449234009,
  "stats": {
    "reqs_per_sec": 257.8
  },
  "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": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3867,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3008,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3867,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3004,
    "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": 6,
    "web-request.cnt": 3867,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:47:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:47:43 remove worker.pid",
    "2020/01/12 21:47:43 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpf4ykhsi1'}
========================================
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": {
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry": "/tmp/tmpf4ykhsi1",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 2.87465763092041,
  "total_seconds": 3.339334487915039,
  "stats": {
    "reqs_per_sec": 34.78708883774509
  },
  "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": 138,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 158,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 24,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 57,
    "evict.ms-avg": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 69,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 24
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:47:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:47:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:47:46 remove worker.pid",
    "2020/01/12 21:47:46 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpf4ykhsi1'}
PUSH conf: {'registry': '/tmp/tmpb7qj0zvh'}
========================================
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": {
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/tmp/tmpb7qj0zvh",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 43.117619037628174,
  "total_seconds": 43.65857720375061,
  "stats": {
    "reqs_per_sec": 23.192387931890078
  },
  "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": 206,
    "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": 11,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 39
  },
  "errors": [],
  "worker_tail": [
    "2020/01/12 21:48:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:48:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:48:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:48:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:48:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:48:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/12 21:48:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/12 21:48:30 remove worker.pid",
    "2020/01/12 21:48:30 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpb7qj0zvh'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0