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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 2.1908164024353027,
  "total_seconds": 2.3852009773254395,
  "stats": {
    "pings_per_sec": 456.4551675218142
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:42:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:42:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:42:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:42:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:42:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:42:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:42:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:42:55 remove worker.pid",
    "2020/04/12 21:42:55 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": {
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 9.605979442596436,
  "total_seconds": 9.84550166130066,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 292,
    "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": 290,
    "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": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2386,
    "Pause().cnt": 4,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 79,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 6,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1190,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2386
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:43:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:43:05 remove worker.pid",
    "2020/04/12 21:43:05 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": {
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 6.268155574798584,
  "total_seconds": 6.505701303482056,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 92,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 138,
    "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": 1558,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 973,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1558
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:43:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:43:11 remove worker.pid",
    "2020/04/12 21:43:11 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "sandbox": "docker",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 21.604133129119873,
  "total_seconds": 22.73222780227661,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 927,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 292,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5390,
    "Pause().cnt": 4,
    "Pause().ms-avg": 31,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2653,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5390
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:43:33 Kill function: install",
    "2020/04/12 21:43:33 Destroy() [SB 6]",
    "2020/04/12 21:43:33 Kill function: install2",
    "2020/04/12 21:43:33 Destroy() [SB 7]",
    "2020/04/12 21:43:34 Kill function: install3",
    "2020/04/12 21:43:34 Destroy() [SB 9]",
    "2020/04/12 21:43:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:43:34 remove worker.pid",
    "2020/04/12 21:43:34 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 0.32582688331604004,
  "total_seconds": 0.559504508972168,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 75,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "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": 322,
    "Pause().cnt": 2,
    "Pause().ms-avg": 6,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 13,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "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": 147,
    "web-request.cnt": 1,
    "web-request.ms-avg": 322
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:43:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:43:34 remove worker.pid",
    "2020/04/12 21:43:34 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": {
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 0.8575129508972168,
  "total_seconds": 1.0912585258483887,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 8,
    "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": 853,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 691,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "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": 853
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:43:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:43:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:43:35 remove worker.pid",
    "2020/04/12 21:43:35 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": {
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 33.57894706726074,
  "total_seconds": 33.863542795181274,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 98,
    "Create()/acquire-cgroup.cnt": 13,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 13,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 146,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 5,
    "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": 6712,
    "Pause().cnt": 10,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 281,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 4,
    "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": 7,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 4542,
    "web-request.cnt": 5,
    "web-request.ms-avg": 6712
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:44:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:44:09 remove worker.pid",
    "2020/04/12 21:44:09 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'fork': False, 'procs': 1, 'seconds': 5, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": false,
    "procs": 1,
    "seconds": 5,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 5.215006113052368,
  "total_seconds": 5.342331647872925,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 143,
    "Create()/acquire-cgroup.cnt": 32,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 32,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 32,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 32,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 64,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 32,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 32,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 32,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 49,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:44:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:44:15 remove worker.pid",
    "2020/04/12 21:44:15 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 10.189579725265503,
  "total_seconds": 10.429665088653564,
  "stats": {
    "sandboxes_per_sec": 43.7
  },
  "ol-stats": {
    "Create().cnt": 438,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 438,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 438,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 437,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 131,
    "Create()/make-root-fs.cnt": 438,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 875,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 438,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 438,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 438,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 437,
    "childExit().ms-avg": 0,
    "fork().cnt": 437,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 437,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 455,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 437,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:44:25 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:25 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:25 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:25 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:25 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:25 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:44:25 remove worker.pid",
    "2020/04/12 21:44:25 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 10.31305980682373,
  "total_seconds": 10.54211950302124,
  "stats": {
    "sandboxes_per_sec": 44.6
  },
  "ol-stats": {
    "Create().cnt": 447,
    "Create().ms-avg": 85,
    "Create()/acquire-cgroup.cnt": 447,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 447,
    "Create()/acquire-mem.ms-avg": 16,
    "Create()/fork-proc.cnt": 446,
    "Create()/fork-proc.ms-avg": 64,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 447,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 893,
    "Destroy().ms-avg": 55,
    "Destroy()/detach-root.cnt": 447,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 447,
    "Destroy()/kill-procs.ms-avg": 15,
    "Destroy()/remove-root.cnt": 447,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 446,
    "childExit().ms-avg": 66,
    "fork().cnt": 446,
    "fork().ms-avg": 64,
    "forkRequest.cnt": 446,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 464,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 446,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:44:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:44:36 remove worker.pid",
    "2020/04/12 21:44:36 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 10.831105709075928,
  "total_seconds": 11.184539794921875,
  "stats": {
    "sandboxes_per_sec": 41.7
  },
  "ol-stats": {
    "Create().cnt": 450,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 450,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 450,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 449,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 450,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 867,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 450,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 450,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 450,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 449,
    "childExit().ms-avg": 0,
    "fork().cnt": 449,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 449,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 467,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 449,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:44:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:44:47 remove worker.pid",
    "2020/04/12 21:44:47 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 11.105767488479614,
  "total_seconds": 11.45360541343689,
  "stats": {
    "sandboxes_per_sec": 40.6
  },
  "ol-stats": {
    "Create().cnt": 439,
    "Create().ms-avg": 135,
    "Create()/acquire-cgroup.cnt": 439,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 439,
    "Create()/acquire-mem.ms-avg": 77,
    "Create()/fork-proc.cnt": 438,
    "Create()/fork-proc.ms-avg": 55,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 169,
    "Create()/make-root-fs.cnt": 439,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 845,
    "Destroy().ms-avg": 54,
    "Destroy()/detach-root.cnt": 439,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 439,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 439,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 438,
    "childExit().ms-avg": 63,
    "fork().cnt": 438,
    "fork().ms-avg": 55,
    "forkRequest.cnt": 438,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 456,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 438,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:44:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:44:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:44:58 remove worker.pid",
    "2020/04/12 21:44:58 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpy02fdd5_', '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": {
    "sandbox": "sock",
    "registry": "/tmp/tmpy02fdd5_",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry_cache_ms": 3000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 6.031421661376953,
  "total_seconds": 6.2765960693359375,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 47,
    "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": 157,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 1678,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1681,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1678,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1677,
    "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": 1678,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:45:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:45:05 remove worker.pid",
    "2020/04/12 21:45:05 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpy02fdd5_', '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": {
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 15.039851903915405,
  "total_seconds": 15.27340579032898,
  "stats": {
    "reqs_per_sec": 285.6666666666667
  },
  "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": 8,
    "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": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4285,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4288,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4285,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4284,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "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": 4285,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:45:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:45:20 remove worker.pid",
    "2020/04/12 21:45:20 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": {
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 15.042588710784912,
  "total_seconds": 15.274055480957031,
  "stats": {
    "reqs_per_sec": 276.93333333333334
  },
  "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": 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": 4154,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3709,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4154,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3705,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 2,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4154,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:45:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:45:35 remove worker.pid",
    "2020/04/12 21:45:35 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": {
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 15.070186853408813,
  "total_seconds": 15.301910638809204,
  "stats": {
    "reqs_per_sec": 259.46666666666664
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3892,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3084,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3892,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3080,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 2,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 3892,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:45:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:45:50 remove worker.pid",
    "2020/04/12 21:45:50 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpr1trg2mx'}
========================================
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": {
    "sandbox": "sock",
    "registry": "/tmp/tmpr1trg2mx",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 2.988590717315674,
  "total_seconds": 3.4297876358032227,
  "stats": {
    "reqs_per_sec": 33.46090742530996
  },
  "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": 135,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 158,
    "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": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 4,
    "evict.cnt": 57,
    "evict.ms-avg": 12,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 5,
    "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": 26
  },
  "errors": [],
  "worker_tail": [
    "2020/04/12 21:45:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:45:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:45:54 remove worker.pid",
    "2020/04/12 21:45:54 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpr1trg2mx'}
PUSH conf: {'registry': '/tmp/tmpqi6fl0zl'}
========================================
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": {
    "registry": "/tmp/tmpqi6fl0zl",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000"
  },
  "seconds": 45.126999855041504,
  "total_seconds": 45.69251775741577,
  "stats": {
    "reqs_per_sec": 22.15969866684785
  },
  "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": 135,
    "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": 12,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 41,
    "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": [
    "2020/04/12 21:46:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:46:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:46:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:46:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:46:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:46:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/12 21:46:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/12 21:46:40 remove worker.pid",
    "2020/04/12 21:46:40 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpqi6fl0zl'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0