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": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "server_mode": "lambda",
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": ""
  },
  "seconds": 2.2364661693573,
  "total_seconds": 2.483891725540161,
  "stats": {
    "pings_per_sec": 447.13802301709086
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:45:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:45:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:45:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:45:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:45:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:45:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:45:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:45:53 remove worker.pid",
    "2019/12/16 21:45:53 exiting",
    ""
  ]
}
PUSH conf: {'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    }
  },
  "seconds": 11.278391361236572,
  "total_seconds": 11.519996881484985,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 422,
    "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": 420,
    "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": 2806,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 48,
    "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": 1296,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2806
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:46:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:46:05 remove worker.pid",
    "2019/12/16 21:46:05 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": {
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 6.262859106063843,
  "total_seconds": 6.501049995422363,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 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": 1557,
    "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": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 973,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1557
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:46:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:46:11 remove worker.pid",
    "2019/12/16 21:46:11 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": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "docker",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "server_mode": "lambda",
    "worker_port": "5000",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": ""
  },
  "seconds": 22.58349323272705,
  "total_seconds": 23.610346794128418,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1073,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 232,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5634,
    "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": 2702,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5634
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:46:34 Kill function: echo",
    "2019/12/16 21:46:34 Destroy() [SB 0]",
    "2019/12/16 21:46:35 Kill function: install",
    "2019/12/16 21:46:35 Destroy() [SB 6]",
    "2019/12/16 21:46:35 Kill function: install2",
    "2019/12/16 21:46:35 Destroy() [SB 7]",
    "2019/12/16 21:46:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:46:35 remove worker.pid",
    "2019/12/16 21:46:35 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": {
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 0.18796229362487793,
  "total_seconds": 0.4219493865966797,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 80,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 9,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 144,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 184,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 13,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 9,
    "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": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 184
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:46:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:46:35 remove worker.pid",
    "2019/12/16 21:46:35 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": {
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 0.8810446262359619,
  "total_seconds": 1.1142525672912598,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 77,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 877,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 706,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 7,
    "web-request.cnt": 1,
    "web-request.ms-avg": 877
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:46:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:46:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:46:36 remove worker.pid",
    "2019/12/16 21:46:36 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": {
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 36.11322069168091,
  "total_seconds": 36.34541130065918,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 96,
    "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": 148,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 1,
    "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": 7219,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 367,
    "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": 3,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 4859,
    "web-request.cnt": 5,
    "web-request.ms-avg": 7219
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:47:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:47:13 remove worker.pid",
    "2019/12/16 21:47:13 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, 'baseline': 0, 'seconds': 5, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 0,
    "seconds": 5,
    "fork": false
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 5.2276835441589355,
  "total_seconds": 5.3545849323272705,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 145,
    "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": 140,
    "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": 1,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:47:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:47:18 remove worker.pid",
    "2019/12/16 21:47:18 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'baseline': 0, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 0,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 10.170341730117798,
  "total_seconds": 10.39955449104309,
  "stats": {
    "sandboxes_per_sec": 42.3
  },
  "ol-stats": {
    "Create().cnt": 424,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 424,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 424,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 423,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 424,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 847,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 424,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 424,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 424,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 423,
    "childExit().ms-avg": 0,
    "fork().cnt": 423,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 423,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 441,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 423,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:47:29 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:29 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:29 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:29 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:29 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:29 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:47:29 remove worker.pid",
    "2019/12/16 21:47:29 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'baseline': 0, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "baseline": 0,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 10.316048383712769,
  "total_seconds": 10.544725179672241,
  "stats": {
    "sandboxes_per_sec": 44.3
  },
  "ol-stats": {
    "Create().cnt": 444,
    "Create().ms-avg": 94,
    "Create()/acquire-cgroup.cnt": 444,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 444,
    "Create()/acquire-mem.ms-avg": 15,
    "Create()/fork-proc.cnt": 443,
    "Create()/fork-proc.ms-avg": 75,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 444,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 887,
    "Destroy().ms-avg": 58,
    "Destroy()/detach-root.cnt": 444,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 444,
    "Destroy()/kill-procs.ms-avg": 14,
    "Destroy()/remove-root.cnt": 444,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 443,
    "childExit().ms-avg": 76,
    "fork().cnt": 443,
    "fork().ms-avg": 75,
    "forkRequest.cnt": 443,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 461,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 443,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:47:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:47:39 remove worker.pid",
    "2019/12/16 21:47:39 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'baseline': 32, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 32,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 10.832524538040161,
  "total_seconds": 11.17667555809021,
  "stats": {
    "sandboxes_per_sec": 35.9
  },
  "ol-stats": {
    "Create().cnt": 392,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 392,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 392,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 391,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 392,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 751,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 392,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 392,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 392,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 391,
    "childExit().ms-avg": 0,
    "fork().cnt": 391,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 391,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 409,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 391,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:47:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:47:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:47:50 remove worker.pid",
    "2019/12/16 21:47:50 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'baseline': 32, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "baseline": 32,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 11.120583057403564,
  "total_seconds": 11.476000308990479,
  "stats": {
    "sandboxes_per_sec": 39.7
  },
  "ol-stats": {
    "Create().cnt": 430,
    "Create().ms-avg": 149,
    "Create()/acquire-cgroup.cnt": 430,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 430,
    "Create()/acquire-mem.ms-avg": 92,
    "Create()/fork-proc.cnt": 429,
    "Create()/fork-proc.ms-avg": 53,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 170,
    "Create()/make-root-fs.cnt": 430,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 827,
    "Destroy().ms-avg": 55,
    "Destroy()/detach-root.cnt": 430,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 430,
    "Destroy()/kill-procs.ms-avg": 16,
    "Destroy()/remove-root.cnt": 430,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 429,
    "childExit().ms-avg": 57,
    "fork().cnt": 429,
    "fork().ms-avg": 52,
    "forkRequest.cnt": 429,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 447,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 429,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:48:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:48:02 remove worker.pid",
    "2019/12/16 21:48:02 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpn1okwcfl'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 3000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/tmp/tmpn1okwcfl",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    }
  },
  "seconds": 6.032168388366699,
  "total_seconds": 6.276592969894409,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 94,
    "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": 338,
    "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": 1620,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1623,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1620,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1619,
    "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": 2,
    "web-request.cnt": 1620,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:48:08 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:08 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:08 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:08 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:08 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:08 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:08 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:48:08 remove worker.pid",
    "2019/12/16 21:48:08 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpn1okwcfl'}
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": {
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 15.0427987575531,
  "total_seconds": 15.276701927185059,
  "stats": {
    "reqs_per_sec": 288.1333333333333
  },
  "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": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "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": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4322,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4325,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4322,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4321,
    "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": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4322,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:48:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:48:23 remove worker.pid",
    "2019/12/16 21:48:23 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": {
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 15.04499363899231,
  "total_seconds": 15.277947425842285,
  "stats": {
    "reqs_per_sec": 284.53333333333336
  },
  "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": 139,
    "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": 4268,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3820,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4268,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3816,
    "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": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4268,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:48:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:48:39 remove worker.pid",
    "2019/12/16 21:48:39 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": {
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 15.066164016723633,
  "total_seconds": 15.29857063293457,
  "stats": {
    "reqs_per_sec": 258.73333333333335
  },
  "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": 9,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "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": 1,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3881,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3002,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3881,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2998,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 9,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 3881,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:48:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:48:54 remove worker.pid",
    "2019/12/16 21:48:54 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpjk1gn8xp'}
========================================
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": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/tmp/tmpjk1gn8xp",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    }
  },
  "seconds": 3.038872003555298,
  "total_seconds": 3.4817380905151367,
  "stats": {
    "reqs_per_sec": 32.90719486339757
  },
  "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": 68,
    "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": [
    "2019/12/16 21:48:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:48:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:48:58 remove worker.pid",
    "2019/12/16 21:48:58 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpjk1gn8xp'}
PUSH conf: {'registry': '/tmp/tmpj3gz66xf'}
========================================
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": {
    "server_mode": "lambda",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "registry": "/tmp/tmpj3gz66xf",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "import_cache_tree": ""
  },
  "seconds": 45.61133551597595,
  "total_seconds": 46.888060331344604,
  "stats": {
    "reqs_per_sec": 21.924390974343773
  },
  "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": 138,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1980,
    "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": 41,
    "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": 979,
    "evict.ms-avg": 13,
    "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": 41
  },
  "errors": [],
  "worker_tail": [
    "2019/12/16 21:49:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:49:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:49:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:49:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:49:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:49:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/16 21:49:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/16 21:49:44 remove worker.pid",
    "2019/12/16 21:49:44 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpj3gz66xf'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0