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": {
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 2.214344024658203,
  "total_seconds": 2.5460517406463623,
  "stats": {
    "pings_per_sec": 451.6051925880098
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:43:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:43:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:43:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:43:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:43:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:43:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:43:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:43:56 remove worker.pid",
    "2019/11/06 21:43:56 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": {
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 9.697367429733276,
  "total_seconds": 9.941052198410034,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 296,
    "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": 294,
    "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": 2410,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 46,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 9,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1217,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2410
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:44:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:44:06 remove worker.pid",
    "2019/11/06 21:44:06 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 6.043237209320068,
  "total_seconds": 6.283538103103638,
  "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": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1502,
    "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": 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": 936,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1502
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:44:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:44:13 remove worker.pid",
    "2019/11/06 21:44:13 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": {
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "docker",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 20.519801139831543,
  "total_seconds": 21.54583191871643,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 881,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 238,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5118,
    "Pause().cnt": 4,
    "Pause().ms-avg": 32,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2465,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5118
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:44:34 Kill function: install3",
    "2019/11/06 21:44:34 Destroy() [SB 9]",
    "2019/11/06 21:44:34 Kill function: echo",
    "2019/11/06 21:44:34 Destroy() [SB 0]",
    "2019/11/06 21:44:34 Kill function: install",
    "2019/11/06 21:44:34 Destroy() [SB 6]",
    "2019/11/06 21:44:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:44:34 remove worker.pid",
    "2019/11/06 21:44:34 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 0.18378376960754395,
  "total_seconds": 0.4149196147918701,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 78,
    "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": 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": 179,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 14,
    "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": 179
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:44:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:44:35 remove worker.pid",
    "2019/11/06 21:44:35 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 0.8814334869384766,
  "total_seconds": 1.1171798706054688,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 78,
    "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": 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": 877,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 712,
    "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": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 877
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:44:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:44:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:44:36 remove worker.pid",
    "2019/11/06 21:44:36 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 35.614399909973145,
  "total_seconds": 35.90111565589905,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 184,
    "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": 165,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 79,
    "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": 7119,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 326,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 30,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 13,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 4646,
    "web-request.cnt": 5,
    "web-request.ms-avg": 7119
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:45:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:45:12 remove worker.pid",
    "2019/11/06 21:45:12 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 {'baseline': 0, 'procs': 1, 'fork': False, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 1,
    "fork": false,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 5.207909107208252,
  "total_seconds": 5.4316253662109375,
  "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": [
    "2019/11/06 21:45:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:45:17 remove worker.pid",
    "2019/11/06 21:45:17 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'procs': 1, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 1,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 10.178711891174316,
  "total_seconds": 10.417961120605469,
  "stats": {
    "sandboxes_per_sec": 43.3
  },
  "ol-stats": {
    "Create().cnt": 434,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 434,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 434,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 433,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 434,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 867,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 434,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 434,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 434,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 433,
    "childExit().ms-avg": 0,
    "fork().cnt": 433,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 433,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 451,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 433,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:45:27 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:27 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:27 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:27 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:27 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:27 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:27 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:45:27 remove worker.pid",
    "2019/11/06 21:45:27 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'procs': 15, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 15,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 10.28085708618164,
  "total_seconds": 10.519993543624878,
  "stats": {
    "sandboxes_per_sec": 43.1
  },
  "ol-stats": {
    "Create().cnt": 432,
    "Create().ms-avg": 92,
    "Create()/acquire-cgroup.cnt": 432,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 432,
    "Create()/acquire-mem.ms-avg": 19,
    "Create()/fork-proc.cnt": 431,
    "Create()/fork-proc.ms-avg": 68,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 432,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 863,
    "Destroy().ms-avg": 55,
    "Destroy()/detach-root.cnt": 432,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 432,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 432,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 431,
    "childExit().ms-avg": 69,
    "fork().cnt": 431,
    "fork().ms-avg": 68,
    "forkRequest.cnt": 431,
    "forkRequest.ms-avg": 12,
    "fresh-cgroup.cnt": 449,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 431,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:45:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:45:38 remove worker.pid",
    "2019/11/06 21:45:38 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'procs': 1, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "procs": 1,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 10.856509923934937,
  "total_seconds": 11.203221082687378,
  "stats": {
    "sandboxes_per_sec": 42.7
  },
  "ol-stats": {
    "Create().cnt": 460,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 460,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 460,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 459,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 460,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 887,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 460,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 460,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 460,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 459,
    "childExit().ms-avg": 0,
    "fork().cnt": 459,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 459,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 477,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 459,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:45:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:45:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:45:49 remove worker.pid",
    "2019/11/06 21:45:49 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'procs': 15, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "procs": 15,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 11.075923442840576,
  "total_seconds": 11.493568897247314,
  "stats": {
    "sandboxes_per_sec": 40.4
  },
  "ol-stats": {
    "Create().cnt": 437,
    "Create().ms-avg": 128,
    "Create()/acquire-cgroup.cnt": 437,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 437,
    "Create()/acquire-mem.ms-avg": 77,
    "Create()/fork-proc.cnt": 436,
    "Create()/fork-proc.ms-avg": 47,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 437,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 841,
    "Destroy().ms-avg": 48,
    "Destroy()/detach-root.cnt": 437,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 437,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 437,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 436,
    "childExit().ms-avg": 51,
    "fork().cnt": 436,
    "fork().ms-avg": 47,
    "forkRequest.cnt": 436,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 454,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 436,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:46:01 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:01 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:01 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:01 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:01 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:01 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:01 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:46:01 remove worker.pid",
    "2019/11/06 21:46:01 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmp4iegcc4v'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry": "/tmp/tmp4iegcc4v",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 3000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 6.03606390953064,
  "total_seconds": 6.278282642364502,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 58,
    "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": 201,
    "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": 1665,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1668,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1665,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1664,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 4,
    "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": 1665,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:46:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:46:07 remove worker.pid",
    "2019/11/06 21:46:07 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmp4iegcc4v'}
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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 15.04528522491455,
  "total_seconds": 15.279237747192383,
  "stats": {
    "reqs_per_sec": 284.73333333333335
  },
  "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": 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": 4271,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4274,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4271,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4270,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4271,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:46:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:46:22 remove worker.pid",
    "2019/11/06 21:46:22 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 15.050359964370728,
  "total_seconds": 15.284328699111938,
  "stats": {
    "reqs_per_sec": 287.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 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": 4308,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3957,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4308,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3953,
    "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": 1,
    "web-request.cnt": 4308,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:46:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:46:38 remove worker.pid",
    "2019/11/06 21:46:38 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 15.068483829498291,
  "total_seconds": 15.30226445198059,
  "stats": {
    "reqs_per_sec": 263.46666666666664
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 8,
    "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": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3952,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2924,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3952,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2920,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 2,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 5,
    "web-request.cnt": 3952,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:46:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:46:53 remove worker.pid",
    "2019/11/06 21:46:53 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpiwbbkdg0'}
========================================
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": {
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry": "/tmp/tmpiwbbkdg0",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 3.011228084564209,
  "total_seconds": 3.482367992401123,
  "stats": {
    "reqs_per_sec": 33.20928655644738
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 154,
    "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": 53,
    "evict.ms-avg": 12,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 69,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 26
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:46:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:46:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:46:56 remove worker.pid",
    "2019/11/06 21:46:56 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpiwbbkdg0'}
PUSH conf: {'registry': '/tmp/tmpwosmag3b'}
========================================
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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "registry": "/tmp/tmpwosmag3b",
    "pip_mirror": "",
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000"
  },
  "seconds": 45.30479645729065,
  "total_seconds": 45.84018516540527,
  "stats": {
    "reqs_per_sec": 22.072731092572518
  },
  "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": 136,
    "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": 4,
    "evict.cnt": 979,
    "evict.ms-avg": 13,
    "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": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 41
  },
  "errors": [],
  "worker_tail": [
    "2019/11/06 21:47:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:47:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:47:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:47:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:47:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:47:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/06 21:47:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/06 21:47:42 remove worker.pid",
    "2019/11/06 21:47:42 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpwosmag3b'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0