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": {
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    }
  },
  "seconds": 2.2850592136383057,
  "total_seconds": 2.5883219242095947,
  "stats": {
    "pings_per_sec": 437.6293020516795
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:46:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:46:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:46:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:46:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:46:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:46:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:46:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:46:50 remove worker.pid",
    "2021/05/01 21:46:50 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": {
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    }
  },
  "seconds": 15.024448156356812,
  "total_seconds": 15.30478835105896,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 447,
    "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": 445,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 3744,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 140,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 9,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1788,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3744
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:47:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:47:05 remove worker.pid",
    "2021/05/01 21:47:05 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}}
PUSH conf: {'mem_pool_mb': 500}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 6.133033990859985,
  "total_seconds": 6.370743989944458,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1525,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 45,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 951,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1525
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:47:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:47:11 remove worker.pid",
    "2021/05/01 21:47:11 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": {
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "sandbox": "docker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    }
  },
  "seconds": 25.953495502471924,
  "total_seconds": 26.979021549224854,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1520,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 355,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 6475,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2386,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6475
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:47:38 Kill function: install3",
    "2021/05/01 21:47:38 Destroy() [SB 9]",
    "2021/05/01 21:47:38 Kill function: echo",
    "2021/05/01 21:47:38 Destroy() [SB 0]",
    "2021/05/01 21:47:38 Kill function: install",
    "2021/05/01 21:47:38 Destroy() [SB 6]",
    "2021/05/01 21:47:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:47:38 remove worker.pid",
    "2021/05/01 21:47:38 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": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 0.1794605255126953,
  "total_seconds": 0.41158390045166016,
  "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": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 175,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 175
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:47:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:47:39 remove worker.pid",
    "2021/05/01 21:47:39 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 0.8800418376922607,
  "total_seconds": 1.1103250980377197,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 77,
    "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": 138,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 876,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 697,
    "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": 16,
    "web-request.cnt": 1,
    "web-request.ms-avg": 876
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:47:40 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:40 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:40 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:40 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:40 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:40 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:47:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:47:40 remove worker.pid",
    "2021/05/01 21:47:40 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
{'version': '1.19.5', 'result': 15}
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 54.446781396865845,
  "total_seconds": 54.691819190979004,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 117,
    "Create()/acquire-cgroup.cnt": 14,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 14,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 176,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 14,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 14,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 10885,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 628,
    "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": 31,
    "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": 2,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 6381,
    "web-request.cnt": 5,
    "web-request.ms-avg": 10885
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:48:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:48:35 remove worker.pid",
    "2021/05/01 21:48:35 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 {'procs': 1, 'baseline': 0, 'fork': False, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 0,
    "fork": false,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 5.177652359008789,
  "total_seconds": 5.399988174438477,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 146,
    "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": 141,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 5,
    "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": [
    "2021/05/01 21:48:40 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:40 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:40 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:40 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:40 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:40 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:48:40 remove worker.pid",
    "2021/05/01 21:48:40 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'baseline': 0, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 0,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 10.164114475250244,
  "total_seconds": 10.392125368118286,
  "stats": {
    "sandboxes_per_sec": 44.6
  },
  "ol-stats": {
    "Create().cnt": 447,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 447,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 447,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 446,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 447,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 893,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 447,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 447,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 447,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 446,
    "childExit().ms-avg": 0,
    "fork().cnt": 446,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 446,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 464,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 446,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:48:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:48:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:48:50 remove worker.pid",
    "2021/05/01 21:48:50 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'baseline': 0, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "baseline": 0,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 10.38253378868103,
  "total_seconds": 10.617385625839233,
  "stats": {
    "sandboxes_per_sec": 45.1
  },
  "ol-stats": {
    "Create().cnt": 452,
    "Create().ms-avg": 81,
    "Create()/acquire-cgroup.cnt": 452,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 452,
    "Create()/acquire-mem.ms-avg": 20,
    "Create()/fork-proc.cnt": 451,
    "Create()/fork-proc.ms-avg": 56,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 452,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 903,
    "Destroy().ms-avg": 49,
    "Destroy()/detach-root.cnt": 452,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 452,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 452,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 451,
    "childExit().ms-avg": 55,
    "fork().cnt": 451,
    "fork().ms-avg": 56,
    "forkRequest.cnt": 451,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 469,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 451,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:49:01 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:01 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:01 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:01 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:01 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:01 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:01 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:49:01 remove worker.pid",
    "2021/05/01 21:49:01 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'baseline': 32, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 32,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 10.79604172706604,
  "total_seconds": 11.463431358337402,
  "stats": {
    "sandboxes_per_sec": 44.8
  },
  "ol-stats": {
    "Create().cnt": 481,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 481,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 481,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 480,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 481,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 929,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 481,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 481,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 481,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 480,
    "childExit().ms-avg": 0,
    "fork().cnt": 480,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 480,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 498,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 480,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:49:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:49:12 remove worker.pid",
    "2021/05/01 21:49:12 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'baseline': 32, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "baseline": 32,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 11.061031579971313,
  "total_seconds": 11.444615125656128,
  "stats": {
    "sandboxes_per_sec": 41.7
  },
  "ol-stats": {
    "Create().cnt": 450,
    "Create().ms-avg": 131,
    "Create()/acquire-cgroup.cnt": 450,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 450,
    "Create()/acquire-mem.ms-avg": 76,
    "Create()/fork-proc.cnt": 449,
    "Create()/fork-proc.ms-avg": 51,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 181,
    "Create()/make-root-fs.cnt": 450,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 867,
    "Destroy().ms-avg": 47,
    "Destroy()/detach-root.cnt": 450,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 450,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 450,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 449,
    "childExit().ms-avg": 54,
    "fork().cnt": 449,
    "fork().ms-avg": 51,
    "forkRequest.cnt": 449,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 467,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 449,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:49:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:49:24 remove worker.pid",
    "2021/05/01 21:49:24 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpvb82k53x'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "registry_cache_ms": 3000,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/tmp/tmpvb82k53x",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    }
  },
  "seconds": 6.029871463775635,
  "total_seconds": 6.374354362487793,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 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": 1701,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1704,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1701,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1700,
    "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": 1701,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:49:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:49:30 remove worker.pid",
    "2021/05/01 21:49:30 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpvb82k53x'}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'procs': 1, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 1,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 15.045774221420288,
  "total_seconds": 15.278461933135986,
  "stats": {
    "reqs_per_sec": 281.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "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": 4218,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4221,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4218,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4217,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4218,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:49:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:49:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:49:46 remove worker.pid",
    "2021/05/01 21:49:46 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 2, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 2,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 15.049203157424927,
  "total_seconds": 15.281224012374878,
  "stats": {
    "reqs_per_sec": 288.93333333333334
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "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": 4334,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3920,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4334,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3916,
    "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": 1,
    "web-request.cnt": 4334,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:50:01 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:01 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:01 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:01 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:01 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:01 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:01 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:50:01 remove worker.pid",
    "2021/05/01 21:50:01 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 8, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 8,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 15.064126253128052,
  "total_seconds": 15.294519186019897,
  "stats": {
    "reqs_per_sec": 262.26666666666665
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3934,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3051,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3934,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3047,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 3934,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:50:16 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:16 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:16 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:16 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:16 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:16 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:16 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:50:16 remove worker.pid",
    "2021/05/01 21:50:16 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpewv6p9rp'}
========================================
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": {
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/tmp/tmpewv6p9rp",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    }
  },
  "seconds": 2.826007604598999,
  "total_seconds": 3.2635715007781982,
  "stats": {
    "reqs_per_sec": 35.38597316985985
  },
  "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": 137,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 157,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 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": 3,
    "evict.cnt": 56,
    "evict.ms-avg": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 68,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 24
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:50:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:50:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:50:19 remove worker.pid",
    "2021/05/01 21:50:19 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpewv6p9rp'}
PUSH conf: {'registry': '/tmp/tmple5i_8kf'}
========================================
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": {
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "registry": "/tmp/tmple5i_8kf",
    "import_cache_tree": "",
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "evictor": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 43.64527463912964,
  "total_seconds": 44.2431104183197,
  "stats": {
    "reqs_per_sec": 22.91200419461405
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 1980,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 39,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 4,
    "evict.cnt": 979,
    "evict.ms-avg": 12,
    "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": 39
  },
  "errors": [],
  "worker_tail": [
    "2021/05/01 21:51:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:51:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:51:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:51:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:51:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:51:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/01 21:51:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/01 21:51:04 remove worker.pid",
    "2021/05/01 21:51:04 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmple5i_8kf'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0