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": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 2.2058351039886475,
  "total_seconds": 2.431645393371582,
  "stats": {
    "pings_per_sec": 453.3474537479141
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:44:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:44:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:44:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:44:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:44:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:44:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:44:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:44:38 remove worker.pid",
    "2020/05/13 21:44:38 exiting",
    ""
  ]
}
PUSH conf: {'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 43.20439052581787,
  "total_seconds": 43.446091651916504,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 293,
    "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": 282,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 10,
    "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": 10790,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 49,
    "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": 6810,
    "web-request.cnt": 4,
    "web-request.ms-avg": 10790
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:45:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:45:22 remove worker.pid",
    "2020/05/13 21:45:22 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": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 13.722728252410889,
  "total_seconds": 13.961148023605347,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 110,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 166,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 3422,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2216,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3422
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:45:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:45:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:45:36 remove worker.pid",
    "2020/05/13 21:45:36 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "docker",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 33.22575092315674,
  "total_seconds": 34.253806829452515,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1882,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 486,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 8295,
    "Pause().cnt": 4,
    "Pause().ms-avg": 145,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 3096,
    "web-request.cnt": 4,
    "web-request.ms-avg": 8295
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:46:10 Kill function: install",
    "2020/05/13 21:46:10 Destroy() [SB 6]",
    "2020/05/13 21:46:10 Kill function: install2",
    "2020/05/13 21:46:10 Destroy() [SB 7]",
    "2020/05/13 21:46:10 Kill function: install3",
    "2020/05/13 21:46:10 Destroy() [SB 9]",
    "2020/05/13 21:46:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:46:10 remove worker.pid",
    "2020/05/13 21:46:10 exiting",
    ""
  ]
}
POP conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 0.17928028106689453,
  "total_seconds": 0.4102046489715576,
  "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": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 175,
    "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": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 175
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:46:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:46:11 remove worker.pid",
    "2020/05/13 21:46:11 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": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 0.8769407272338867,
  "total_seconds": 1.1114699840545654,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 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": 873,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 710,
    "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": 873
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:46:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:46:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:46:12 remove worker.pid",
    "2020/05/13 21:46:12 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 52.32917237281799,
  "total_seconds": 52.587088108062744,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 108,
    "Create()/acquire-cgroup.cnt": 13,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 13,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 164,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 4,
    "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": 10462,
    "Pause().cnt": 10,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 434,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 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": 4,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 7099,
    "web-request.cnt": 5,
    "web-request.ms-avg": 10462
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:47:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:47:05 remove worker.pid",
    "2020/05/13 21:47:05 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
========================================
sock_churn {'seconds': 5, 'procs': 1, 'baseline': 0, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 5,
    "procs": 1,
    "baseline": 0,
    "fork": false
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock"
  },
  "seconds": 5.0535783767700195,
  "total_seconds": 5.178309202194214,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 143,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:47:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:47:10 remove worker.pid",
    "2020/05/13 21:47:10 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'procs': 1, 'baseline': 0, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "procs": 1,
    "baseline": 0,
    "fork": true
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock"
  },
  "seconds": 10.178639888763428,
  "total_seconds": 10.407543420791626,
  "stats": {
    "sandboxes_per_sec": 41.8
  },
  "ol-stats": {
    "Create().cnt": 419,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 419,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 419,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 418,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 419,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 837,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 419,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 419,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 419,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 418,
    "childExit().ms-avg": 0,
    "fork().cnt": 418,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 418,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 436,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 418,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:47:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:47:20 remove worker.pid",
    "2020/05/13 21:47:20 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'procs': 15, 'baseline': 0, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "procs": 15,
    "baseline": 0,
    "fork": true
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock"
  },
  "seconds": 10.484189510345459,
  "total_seconds": 10.72127914428711,
  "stats": {
    "sandboxes_per_sec": 44.5
  },
  "ol-stats": {
    "Create().cnt": 446,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 446,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 446,
    "Create()/acquire-mem.ms-avg": 17,
    "Create()/fork-proc.cnt": 445,
    "Create()/fork-proc.ms-avg": 71,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 446,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 891,
    "Destroy().ms-avg": 55,
    "Destroy()/detach-root.cnt": 446,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 446,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 446,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 445,
    "childExit().ms-avg": 74,
    "fork().cnt": 445,
    "fork().ms-avg": 71,
    "forkRequest.cnt": 445,
    "forkRequest.ms-avg": 12,
    "fresh-cgroup.cnt": 463,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 445,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:47:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:47:31 remove worker.pid",
    "2020/05/13 21:47:31 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'procs': 1, 'baseline': 32, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "procs": 1,
    "baseline": 32,
    "fork": true
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock"
  },
  "seconds": 10.831201553344727,
  "total_seconds": 11.170186996459961,
  "stats": {
    "sandboxes_per_sec": 42.4
  },
  "ol-stats": {
    "Create().cnt": 457,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 457,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 457,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 456,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 457,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 881,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 457,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 457,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 457,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 456,
    "childExit().ms-avg": 0,
    "fork().cnt": 456,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 456,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 474,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 456,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:47:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:47:42 remove worker.pid",
    "2020/05/13 21:47:42 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'procs': 15, 'baseline': 32, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "procs": 15,
    "baseline": 32,
    "fork": true
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock"
  },
  "seconds": 11.117069959640503,
  "total_seconds": 11.483639478683472,
  "stats": {
    "sandboxes_per_sec": 40.5
  },
  "ol-stats": {
    "Create().cnt": 438,
    "Create().ms-avg": 133,
    "Create()/acquire-cgroup.cnt": 438,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 438,
    "Create()/acquire-mem.ms-avg": 76,
    "Create()/fork-proc.cnt": 437,
    "Create()/fork-proc.ms-avg": 53,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 173,
    "Create()/make-root-fs.cnt": 438,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 843,
    "Destroy().ms-avg": 52,
    "Destroy()/detach-root.cnt": 438,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 438,
    "Destroy()/kill-procs.ms-avg": 14,
    "Destroy()/remove-root.cnt": 438,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 437,
    "childExit().ms-avg": 58,
    "fork().cnt": 437,
    "fork().ms-avg": 52,
    "forkRequest.cnt": 437,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 455,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 437,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:47:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:47:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:47:53 remove worker.pid",
    "2020/05/13 21:47:53 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmppemkim57', 'registry_cache_ms': 3000}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 3000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/tmp/tmppemkim57",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 6.032415151596069,
  "total_seconds": 6.283281087875366,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 48,
    "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": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 162,
    "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": 1641,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1644,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1641,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1640,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 5,
    "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": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 1641,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:48:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:48:00 remove worker.pid",
    "2020/05/13 21:48:00 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmppemkim57', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'seconds': 15, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 15.041815519332886,
  "total_seconds": 15.273291110992432,
  "stats": {
    "reqs_per_sec": 286.3333333333333
  },
  "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": 4295,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4298,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4295,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4294,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4295,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:48:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:48:15 remove worker.pid",
    "2020/05/13 21:48:15 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 2}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 2
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 15.04810619354248,
  "total_seconds": 15.281548500061035,
  "stats": {
    "reqs_per_sec": 288.0
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4320,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3922,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4320,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3918,
    "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": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4320,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:48:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:48:30 remove worker.pid",
    "2020/05/13 21:48:30 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 8}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 8
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 15.067541122436523,
  "total_seconds": 15.301015853881836,
  "stats": {
    "reqs_per_sec": 256.8
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 9,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 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": 3852,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2926,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3852,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2922,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 9,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 3852,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:48:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:48:46 remove worker.pid",
    "2020/05/13 21:48:46 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpji174izb'}
========================================
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": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/tmp/tmpji174izb",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 3.0600907802581787,
  "total_seconds": 3.521834135055542,
  "stats": {
    "reqs_per_sec": 32.67903642942034
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 156,
    "Destroy().ms-avg": 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": 26,
    "Pause().cnt": 200,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 7,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 55,
    "evict.ms-avg": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 70,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 26
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:48:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:48:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:48:49 remove worker.pid",
    "2020/05/13 21:48:49 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpji174izb'}
PUSH conf: {'registry': '/tmp/tmpky8eatru'}
========================================
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": {
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "registry": "/tmp/tmpky8eatru",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda"
  },
  "seconds": 45.198408365249634,
  "total_seconds": 45.96450662612915,
  "stats": {
    "reqs_per_sec": 22.124686306133565
  },
  "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": 137,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1981,
    "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": 7,
    "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": 20,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 4,
    "evict.cnt": 980,
    "evict.ms-avg": 13,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 41
  },
  "errors": [],
  "worker_tail": [
    "2020/05/13 21:49:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:49:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:49:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:49:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:49:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:49:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/05/13 21:49:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/05/13 21:49:35 remove worker.pid",
    "2020/05/13 21:49:35 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpky8eatru'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0