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": {
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": "",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 2.2082507610321045,
  "total_seconds": 2.409118890762329,
  "stats": {
    "pings_per_sec": 452.8520105053188
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:46:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:46:47 remove worker.pid",
    "2021/03/18 21:46:47 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": {
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 11.574641942977905,
  "total_seconds": 11.815177917480469,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 254,
    "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": 253,
    "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": 2885,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 198,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 7,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1506,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2885
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:46:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:46:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:46:59 remove worker.pid",
    "2021/03/18 21:46:59 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": {
    "server_mode": "lambda",
    "worker_port": "5000",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 9.961119413375854,
  "total_seconds": 10.202604293823242,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 103,
    "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": 8,
    "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": 2482,
    "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": 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": 1588,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2482
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:47:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:47:09 remove worker.pid",
    "2021/03/18 21:47:09 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": {
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "sandbox": "docker",
    "import_cache_tree": "",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 23.879791021347046,
  "total_seconds": 25.907477378845215,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1292,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 429,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5957,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 6,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2443,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5957
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:47:33 Kill function: install2",
    "2021/03/18 21:47:33 Destroy() [SB 7]",
    "2021/03/18 21:47:34 Kill function: install3",
    "2021/03/18 21:47:34 Destroy() [SB 9]",
    "2021/03/18 21:47:34 Kill function: echo",
    "2021/03/18 21:47:34 Destroy() [SB 0]",
    "2021/03/18 21:47:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:47:35 remove worker.pid",
    "2021/03/18 21:47:35 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": {
    "server_mode": "lambda",
    "worker_port": "5000",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 4.15397834777832,
  "total_seconds": 4.38655161857605,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 2064,
    "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": 4112,
    "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": 4150,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 14,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 2,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 4150
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:47:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:47:39 remove worker.pid",
    "2021/03/18 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": {
    "server_mode": "lambda",
    "worker_port": "5000",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 1.5553760528564453,
  "total_seconds": 1.7884745597839355,
  "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "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": 1551,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 1386,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 1551
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:47:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:47:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:47:41 remove worker.pid",
    "2021/03/18 21:47:41 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
{'result': 15, 'version': '1.19.5'}
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "server_mode": "lambda",
    "worker_port": "5000",
    "docker_runtime": "",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 66.75725865364075,
  "total_seconds": 67.0111985206604,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 163,
    "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": 7,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 146,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 66,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 14,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 14,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 13347,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 526,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 6,
    "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": 6,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 7968,
    "web-request.cnt": 5,
    "web-request.ms-avg": 13347
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:48:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:48:48 remove worker.pid",
    "2021/03/18 21:48:48 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, 'seconds': 5, 'fork': False, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 5,
    "fork": false,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "worker_port": "5000",
    "docker_runtime": "",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 5.083857774734497,
  "total_seconds": 5.306791543960571,
  "stats": {
    "sandboxes_per_sec": 4.4
  },
  "ol-stats": {
    "Create().cnt": 22,
    "Create().ms-avg": 213,
    "Create()/acquire-cgroup.cnt": 22,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 22,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 22,
    "Create()/fresh-proc.ms-avg": 209,
    "Create()/make-root-fs.cnt": 22,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 44,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 22,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 22,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 22,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 39,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:48:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:48:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:48:53 remove worker.pid",
    "2021/03/18 21:48:53 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'fork': True, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "fork": true,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "worker_port": "5000",
    "docker_runtime": "",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 10.231930494308472,
  "total_seconds": 10.459288835525513,
  "stats": {
    "sandboxes_per_sec": 39.2
  },
  "ol-stats": {
    "Create().cnt": 393,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 393,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 393,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 392,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 145,
    "Create()/make-root-fs.cnt": 393,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 785,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 393,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 393,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 393,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 392,
    "childExit().ms-avg": 0,
    "fork().cnt": 392,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 392,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 410,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 392,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:49:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:49:04 remove worker.pid",
    "2021/03/18 21:49:04 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'fork': True, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "fork": true,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "worker_port": "5000",
    "docker_runtime": "",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 10.438920021057129,
  "total_seconds": 10.66752028465271,
  "stats": {
    "sandboxes_per_sec": 42.0
  },
  "ol-stats": {
    "Create().cnt": 421,
    "Create().ms-avg": 112,
    "Create()/acquire-cgroup.cnt": 421,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 421,
    "Create()/acquire-mem.ms-avg": 19,
    "Create()/fork-proc.cnt": 420,
    "Create()/fork-proc.ms-avg": 87,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 421,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 841,
    "Destroy().ms-avg": 64,
    "Destroy()/detach-root.cnt": 421,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 421,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 421,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 420,
    "childExit().ms-avg": 88,
    "fork().cnt": 420,
    "fork().ms-avg": 87,
    "forkRequest.cnt": 420,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 438,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 420,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:49:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:49:14 remove worker.pid",
    "2021/03/18 21:49:14 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'fork': True, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "fork": true,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "worker_port": "5000",
    "docker_runtime": "",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 10.900405406951904,
  "total_seconds": 11.25267243385315,
  "stats": {
    "sandboxes_per_sec": 36.5
  },
  "ol-stats": {
    "Create().cnt": 398,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 398,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 398,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 397,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 398,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 763,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 398,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 398,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 398,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 397,
    "childExit().ms-avg": 0,
    "fork().cnt": 397,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 397,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 415,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 397,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:49:25 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:26 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:26 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:26 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:26 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:26 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:26 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:49:26 remove worker.pid",
    "2021/03/18 21:49:26 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'fork': True, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "fork": true,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "worker_port": "5000",
    "docker_runtime": "",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 11.177184581756592,
  "total_seconds": 11.528071165084839,
  "stats": {
    "sandboxes_per_sec": 38.4
  },
  "ol-stats": {
    "Create().cnt": 417,
    "Create().ms-avg": 137,
    "Create()/acquire-cgroup.cnt": 417,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 417,
    "Create()/acquire-mem.ms-avg": 77,
    "Create()/fork-proc.cnt": 416,
    "Create()/fork-proc.ms-avg": 55,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 221,
    "Create()/make-root-fs.cnt": 417,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 801,
    "Destroy().ms-avg": 51,
    "Destroy()/detach-root.cnt": 417,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 417,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 417,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 416,
    "childExit().ms-avg": 58,
    "fork().cnt": 416,
    "fork().ms-avg": 55,
    "forkRequest.cnt": 416,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 434,
    "fresh-cgroup.ms-avg": 8,
    "move-to-cg-after-fork.cnt": 416,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:49:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:49:37 remove worker.pid",
    "2021/03/18 21:49:37 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpx_wfg_m2'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 3000,
    "worker_port": "5000",
    "registry": "/tmp/tmpx_wfg_m2",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 6.033699035644531,
  "total_seconds": 6.275341272354126,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 46,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 147,
    "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": 1640,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1643,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1640,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1639,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1640,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:49:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:49:43 remove worker.pid",
    "2021/03/18 21:49:43 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpx_wfg_m2'}
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": {
    "server_mode": "lambda",
    "worker_port": "5000",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 15.036685466766357,
  "total_seconds": 15.268713474273682,
  "stats": {
    "reqs_per_sec": 277.1333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 141,
    "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": 4157,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4160,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4157,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4156,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4157,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:49:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:49:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:49:59 remove worker.pid",
    "2021/03/18 21:49:59 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": {
    "server_mode": "lambda",
    "worker_port": "5000",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 15.03615427017212,
  "total_seconds": 15.265379190444946,
  "stats": {
    "reqs_per_sec": 258.0
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 49,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 144,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 5,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3870,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3541,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3870,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3537,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 3870,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:50:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:50:14 remove worker.pid",
    "2021/03/18 21:50:14 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": {
    "server_mode": "lambda",
    "worker_port": "5000",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 15.059755086898804,
  "total_seconds": 15.290453433990479,
  "stats": {
    "reqs_per_sec": 251.33333333333334
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 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": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3770,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2701,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3770,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2697,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "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": 2,
    "web-request.cnt": 3770,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:50:29 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:29 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:29 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:29 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:29 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:29 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:50:29 remove worker.pid",
    "2021/03/18 21:50:29 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpyub766of'}
========================================
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": {
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "sandbox_config": {},
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "registry": "/tmp/tmpyub766of",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": "",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    }
  },
  "seconds": 3.0058867931365967,
  "total_seconds": 3.4412992000579834,
  "stats": {
    "reqs_per_sec": 33.268361352929524
  },
  "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": 140,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 155,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 26,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 54,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 70,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 26
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:50:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:50:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:50:33 remove worker.pid",
    "2021/03/18 21:50:33 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpyub766of'}
PUSH conf: {'registry': '/tmp/tmpd2fdov2d'}
========================================
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": {
    "server_mode": "lambda",
    "worker_port": "5000",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "registry_cache_ms": 5000,
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/tmp/tmpd2fdov2d",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {}
  },
  "seconds": 44.943252086639404,
  "total_seconds": 45.49505591392517,
  "stats": {
    "reqs_per_sec": 22.25029566770292
  },
  "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": 159,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1981,
    "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": 6,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 40,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 20,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 4,
    "evict.cnt": 980,
    "evict.ms-avg": 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": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 40
  },
  "errors": [],
  "worker_tail": [
    "2021/03/18 21:51:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:51:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:51:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:51:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:51:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:51:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/18 21:51:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/18 21:51:18 remove worker.pid",
    "2021/03/18 21:51:18 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpd2fdov2d'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0