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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 2.206617593765259,
  "total_seconds": 2.402590036392212,
  "stats": {
    "pings_per_sec": 453.18649455183765
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:45:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:45:11 remove worker.pid",
    "2020/07/11 21:45:11 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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 10.519250631332397,
  "total_seconds": 10.757114887237549,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 274,
    "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": 273,
    "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": 2616,
    "Pause().cnt": 4,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 71,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 8,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1377,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2616
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:45:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:45:21 remove worker.pid",
    "2020/07/11 21:45:21 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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 6.347403287887573,
  "total_seconds": 6.585455656051636,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 95,
    "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": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "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": 1579,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 43,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 7,
    "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": 987,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1579
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:45:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:45:28 remove worker.pid",
    "2020/07/11 21:45:28 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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "docker",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 22.54907250404358,
  "total_seconds": 23.575902462005615,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 895,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 240,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5625,
    "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": 2796,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5625
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:45:51 Kill function: install2",
    "2020/07/11 21:45:51 Destroy() [SB 7]",
    "2020/07/11 21:45:51 Kill function: install3",
    "2020/07/11 21:45:51 Destroy() [SB 9]",
    "2020/07/11 21:45:51 Kill function: echo",
    "2020/07/11 21:45:51 Destroy() [SB 0]",
    "2020/07/11 21:45:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:45:52 remove worker.pid",
    "2020/07/11 21:45:52 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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 0.1784374713897705,
  "total_seconds": 0.41180872917175293,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 78,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 174,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "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": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 174
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:45:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:45:52 remove worker.pid",
    "2020/07/11 21:45:52 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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 0.8596076965332031,
  "total_seconds": 1.0910568237304688,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 78,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 141,
    "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": 855,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 689,
    "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": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 855
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:45:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:45:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:45:53 remove worker.pid",
    "2020/07/11 21:45:53 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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 58.88906669616699,
  "total_seconds": 59.13676643371582,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 98,
    "Create()/acquire-cgroup.cnt": 13,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 13,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 150,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 3,
    "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": 2,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 11773,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 258,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 30,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 8180,
    "web-request.cnt": 5,
    "web-request.ms-avg": 11773
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:46:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:46:52 remove worker.pid",
    "2020/07/11 21:46:52 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'seconds': 5, 'fork': False, 'baseline': 0, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 5,
    "fork": false,
    "baseline": 0,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 5.101153612136841,
  "total_seconds": 5.325392246246338,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 144,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:46:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:46:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:46:57 remove worker.pid",
    "2020/07/11 21:46:57 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'baseline': 0, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "baseline": 0,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 10.172096490859985,
  "total_seconds": 10.400554418563843,
  "stats": {
    "sandboxes_per_sec": 43.0
  },
  "ol-stats": {
    "Create().cnt": 431,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 431,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 431,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 430,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 431,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 861,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 431,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 431,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 431,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 430,
    "childExit().ms-avg": 0,
    "fork().cnt": 430,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 430,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 448,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 430,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:47:08 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:08 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:08 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:08 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:08 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:08 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:08 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:47:08 remove worker.pid",
    "2020/07/11 21:47:08 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'baseline': 0, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "baseline": 0,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 10.382166862487793,
  "total_seconds": 10.609191417694092,
  "stats": {
    "sandboxes_per_sec": 45.5
  },
  "ol-stats": {
    "Create().cnt": 456,
    "Create().ms-avg": 68,
    "Create()/acquire-cgroup.cnt": 456,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 456,
    "Create()/acquire-mem.ms-avg": 15,
    "Create()/fork-proc.cnt": 455,
    "Create()/fork-proc.ms-avg": 49,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 456,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 911,
    "Destroy().ms-avg": 51,
    "Destroy()/detach-root.cnt": 456,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 456,
    "Destroy()/kill-procs.ms-avg": 15,
    "Destroy()/remove-root.cnt": 456,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 455,
    "childExit().ms-avg": 47,
    "fork().cnt": 455,
    "fork().ms-avg": 49,
    "forkRequest.cnt": 455,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 473,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 455,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:47:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:47:18 remove worker.pid",
    "2020/07/11 21:47:18 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'baseline': 32, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "baseline": 32,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 10.81457233428955,
  "total_seconds": 11.140422105789185,
  "stats": {
    "sandboxes_per_sec": 43.7
  },
  "ol-stats": {
    "Create().cnt": 470,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 470,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 470,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 469,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 470,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 907,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 470,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 470,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 470,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 469,
    "childExit().ms-avg": 0,
    "fork().cnt": 469,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 469,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 487,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 469,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:47:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:47:30 remove worker.pid",
    "2020/07/11 21:47:30 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'baseline': 32, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "baseline": 32,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 11.05712080001831,
  "total_seconds": 11.426486015319824,
  "stats": {
    "sandboxes_per_sec": 41.2
  },
  "ol-stats": {
    "Create().cnt": 445,
    "Create().ms-avg": 119,
    "Create()/acquire-cgroup.cnt": 445,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 445,
    "Create()/acquire-mem.ms-avg": 72,
    "Create()/fork-proc.cnt": 444,
    "Create()/fork-proc.ms-avg": 43,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 191,
    "Create()/make-root-fs.cnt": 445,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 857,
    "Destroy().ms-avg": 42,
    "Destroy()/detach-root.cnt": 445,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 445,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 445,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 444,
    "childExit().ms-avg": 45,
    "fork().cnt": 444,
    "fork().ms-avg": 43,
    "forkRequest.cnt": 444,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 462,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 444,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:47:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:47:41 remove worker.pid",
    "2020/07/11 21:47:41 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmppvcy2dci'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 3000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/tmp/tmppvcy2dci",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 6.033829212188721,
  "total_seconds": 6.27477765083313,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 56,
    "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 194,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 1682,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1685,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1682,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1681,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "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": 1682,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:47:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:47:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:47:47 remove worker.pid",
    "2020/07/11 21:47:47 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmppvcy2dci'}
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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 15.03977632522583,
  "total_seconds": 15.271313428878784,
  "stats": {
    "reqs_per_sec": 287.93333333333334
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "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": 4319,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4322,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4319,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4318,
    "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": 4319,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:48:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:48:03 remove worker.pid",
    "2020/07/11 21:48:03 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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 15.041039943695068,
  "total_seconds": 15.27099871635437,
  "stats": {
    "reqs_per_sec": 281.73333333333335
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "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": 4226,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3794,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4226,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3790,
    "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": 4226,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:48:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:48:18 remove worker.pid",
    "2020/07/11 21:48:18 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": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 15.06594705581665,
  "total_seconds": 15.297709465026855,
  "stats": {
    "reqs_per_sec": 254.66666666666666
  },
  "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": 6,
    "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": 3820,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2936,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3820,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2932,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 3820,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:48:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:48:33 remove worker.pid",
    "2020/07/11 21:48:33 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp4ifkej1_'}
========================================
call_each_once_exec {'alloc_mb': 1, 'lambda_count': 100}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 1,
    "lambda_count": 100
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/tmp/tmp4ifkej1_",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 2.8211257457733154,
  "total_seconds": 3.2893927097320557,
  "stats": {
    "reqs_per_sec": 35.44714507209684
  },
  "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": 138,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 159,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 24,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 4,
    "evict.cnt": 58,
    "evict.ms-avg": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 66,
    "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": 24
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:48:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:48:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:48:36 remove worker.pid",
    "2020/07/11 21:48:36 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp4ifkej1_'}
PUSH conf: {'registry': '/tmp/tmpgipy813a'}
========================================
call_each_once_exec {'alloc_mb': 10, 'lambda_count': 1000}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 10,
    "lambda_count": 1000
  },
  "pass": true,
  "conf": {
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/tmp/tmpgipy813a",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    }
  },
  "seconds": 46.544816970825195,
  "total_seconds": 47.07261657714844,
  "stats": {
    "reqs_per_sec": 21.484681620505782
  },
  "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": 42,
    "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": 2,
    "evict.cnt": 979,
    "evict.ms-avg": 11,
    "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": 6,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 42
  },
  "errors": [],
  "worker_tail": [
    "2020/07/11 21:49:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:49:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:49:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:49:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:49:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:49:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/11 21:49:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/11 21:49:24 remove worker.pid",
    "2020/07/11 21:49:24 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpgipy813a'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0