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": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 2.2696402072906494,
  "total_seconds": 2.3665459156036377,
  "stats": {
    "pings_per_sec": 440.60254175835155
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:46:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:46:07 remove worker.pid",
    "2019/12/27 21:46:07 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": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 10.447349071502686,
  "total_seconds": 10.686193704605103,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 355,
    "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": 354,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2601,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 45,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 7,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1255,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2601
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:46:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:46:18 remove worker.pid",
    "2019/12/27 21:46:18 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": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 6.279578447341919,
  "total_seconds": 6.516417980194092,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 104,
    "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": 12,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1561,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 958,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1561
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:46:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:46:24 remove worker.pid",
    "2019/12/27 21:46:24 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": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "sandbox": "docker"
  },
  "seconds": 19.948610544204712,
  "total_seconds": 20.975445985794067,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 866,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 263,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4976,
    "Pause().cnt": 4,
    "Pause().ms-avg": 28,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2408,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4976
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:46:44 Kill function: echo",
    "2019/12/27 21:46:44 Destroy() [SB 0]",
    "2019/12/27 21:46:45 Kill function: install",
    "2019/12/27 21:46:45 Destroy() [SB 6]",
    "2019/12/27 21:46:45 Kill function: install2",
    "2019/12/27 21:46:45 Destroy() [SB 7]",
    "2019/12/27 21:46:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:46:45 remove worker.pid",
    "2019/12/27 21:46:45 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": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 0.3171091079711914,
  "total_seconds": 0.5510735511779785,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 146,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 277,
    "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": 313,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 313
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:46:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:46:46 remove worker.pid",
    "2019/12/27 21:46:46 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": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 0.8482770919799805,
  "total_seconds": 1.0791144371032715,
  "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 844,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 681,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 5,
    "web-request.cnt": 1,
    "web-request.ms-avg": 844
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:46:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:46:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:46:47 remove worker.pid",
    "2019/12/27 21:46:47 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": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 50.84108376502991,
  "total_seconds": 51.09594988822937,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 102,
    "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": 147,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 8,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 10164,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 320,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 30,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 8,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 6981,
    "web-request.cnt": 5,
    "web-request.ms-avg": 10164
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:47:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:47:38 remove worker.pid",
    "2019/12/27 21:47:38 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, 'fork': False, 'procs': 1, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": false,
    "procs": 1,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 5.146005392074585,
  "total_seconds": 5.270090818405151,
  "stats": {
    "sandboxes_per_sec": 5.6
  },
  "ol-stats": {
    "Create().cnt": 28,
    "Create().ms-avg": 160,
    "Create()/acquire-cgroup.cnt": 28,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 28,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 28,
    "Create()/fresh-proc.ms-avg": 155,
    "Create()/make-root-fs.cnt": 28,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 56,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 28,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 28,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 28,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 45,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:47:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:47:43 remove worker.pid",
    "2019/12/27 21:47:43 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'procs': 1, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "procs": 1,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 10.17506456375122,
  "total_seconds": 10.408799648284912,
  "stats": {
    "sandboxes_per_sec": 41.6
  },
  "ol-stats": {
    "Create().cnt": 417,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 417,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 417,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 416,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 417,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 833,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 417,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 417,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 417,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 416,
    "childExit().ms-avg": 0,
    "fork().cnt": 416,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 416,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 434,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 416,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:47:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:47:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:47:53 remove worker.pid",
    "2019/12/27 21:47:53 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'procs': 15, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "procs": 15,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 10.377929449081421,
  "total_seconds": 10.61252498626709,
  "stats": {
    "sandboxes_per_sec": 44.6
  },
  "ol-stats": {
    "Create().cnt": 447,
    "Create().ms-avg": 92,
    "Create()/acquire-cgroup.cnt": 447,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 447,
    "Create()/acquire-mem.ms-avg": 18,
    "Create()/fork-proc.cnt": 446,
    "Create()/fork-proc.ms-avg": 69,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 447,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 893,
    "Destroy().ms-avg": 52,
    "Destroy()/detach-root.cnt": 447,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 447,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 447,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 446,
    "childExit().ms-avg": 67,
    "fork().cnt": 446,
    "fork().ms-avg": 69,
    "forkRequest.cnt": 446,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 464,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 446,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:48:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:48:04 remove worker.pid",
    "2019/12/27 21:48:04 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'procs': 1, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "procs": 1,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 10.849613189697266,
  "total_seconds": 11.178378582000732,
  "stats": {
    "sandboxes_per_sec": 40.1
  },
  "ol-stats": {
    "Create().cnt": 434,
    "Create().ms-avg": 7,
    "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": 136,
    "Create()/make-root-fs.cnt": 434,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 835,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 434,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 434,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 434,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 433,
    "childExit().ms-avg": 0,
    "fork().cnt": 433,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 433,
    "forkRequest.ms-avg": 5,
    "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": [
    "2019/12/27 21:48:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:48:15 remove worker.pid",
    "2019/12/27 21:48:15 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'procs': 15, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "procs": 15,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 11.137799739837646,
  "total_seconds": 11.592576503753662,
  "stats": {
    "sandboxes_per_sec": 38.8
  },
  "ol-stats": {
    "Create().cnt": 421,
    "Create().ms-avg": 135,
    "Create()/acquire-cgroup.cnt": 421,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 421,
    "Create()/acquire-mem.ms-avg": 81,
    "Create()/fork-proc.cnt": 420,
    "Create()/fork-proc.ms-avg": 48,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 171,
    "Create()/make-root-fs.cnt": 421,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 809,
    "Destroy().ms-avg": 49,
    "Destroy()/detach-root.cnt": 421,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 421,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 421,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 420,
    "childExit().ms-avg": 53,
    "fork().cnt": 420,
    "fork().ms-avg": 48,
    "forkRequest.cnt": 420,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 438,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 420,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:48:27 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:27 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:27 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:27 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:27 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:27 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:27 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:48:27 remove worker.pid",
    "2019/12/27 21:48:27 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmpp1ftelrn', '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": {
    "mem_pool_mb": 500,
    "registry": "/tmp/tmpp1ftelrn",
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 3000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 6.026171445846558,
  "total_seconds": 6.272564172744751,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1694,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1697,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1694,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1693,
    "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": 1694,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:48:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:48:33 remove worker.pid",
    "2019/12/27 21:48:33 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpp1ftelrn', 'registry_cache_ms': 3000}
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": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 15.043975591659546,
  "total_seconds": 15.274851322174072,
  "stats": {
    "reqs_per_sec": 283.6666666666667
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 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": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4255,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4258,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4255,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4254,
    "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": 4255,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:48:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:48:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:48:48 remove worker.pid",
    "2019/12/27 21:48:48 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": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 15.045220851898193,
  "total_seconds": 15.27444863319397,
  "stats": {
    "reqs_per_sec": 276.8
  },
  "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": 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": 4152,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3682,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4152,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3678,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "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": 4152,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:49:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:49:04 remove worker.pid",
    "2019/12/27 21:49:04 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": {
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 15.064893245697021,
  "total_seconds": 15.299572706222534,
  "stats": {
    "reqs_per_sec": 251.8
  },
  "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": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3777,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2796,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3777,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2792,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 3777,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:49:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:49:19 remove worker.pid",
    "2019/12/27 21:49:19 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpegwa2hbn'}
========================================
call_each_once_exec {'lambda_count': 100, 'alloc_mb': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 100,
    "alloc_mb": 1
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "registry": "/tmp/tmpegwa2hbn",
    "docker_runtime": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 2.902923345565796,
  "total_seconds": 3.3403797149658203,
  "stats": {
    "reqs_per_sec": 34.44831054124853
  },
  "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": 145,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 157,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 25,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 56,
    "evict.ms-avg": 9,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 68,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 25
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:49:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:49:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:49:22 remove worker.pid",
    "2019/12/27 21:49:22 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpegwa2hbn'}
PUSH conf: {'registry': '/tmp/tmppswf0hcf'}
========================================
call_each_once_exec {'lambda_count': 1000, 'alloc_mb': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 1000,
    "alloc_mb": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "registry": "/tmp/tmppswf0hcf",
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox_config": {},
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox": "sock"
  },
  "seconds": 43.84958744049072,
  "total_seconds": 44.42498755455017,
  "stats": {
    "reqs_per_sec": 22.805244312752222
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1980,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 39,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 979,
    "evict.ms-avg": 11,
    "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": 39
  },
  "errors": [],
  "worker_tail": [
    "2019/12/27 21:50:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:50:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:50:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:50:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:50:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:50:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/27 21:50:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/27 21:50:07 remove worker.pid",
    "2019/12/27 21:50:07 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmppswf0hcf'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0