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": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 2.2859785556793213,
  "total_seconds": 2.810401678085327,
  "stats": {
    "pings_per_sec": 437.4535747712922
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:50:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:50:05 remove worker.pid",
    "2021/04/20 21:50:05 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": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    }
  },
  "seconds": 17.985724925994873,
  "total_seconds": 18.22521209716797,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 719,
    "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": 697,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 21,
    "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": 4479,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 181,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 566,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1440,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4479
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:50:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:50:24 remove worker.pid",
    "2021/04/20 21:50:24 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": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 7.0145111083984375,
  "total_seconds": 7.254938840866089,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 95,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 142,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1745,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 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": 1097,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1745
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:50:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:50:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:50:32 remove worker.pid",
    "2021/04/20 21:50:32 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": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "sandbox": "docker",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "memory": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 27.02746272087097,
  "total_seconds": 28.955846548080444,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1346,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 541,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 6744,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2781,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6744
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:50:59 Kill function: install",
    "2021/04/20 21:50:59 Destroy() [SB 6]",
    "2021/04/20 21:50:59 Kill function: install2",
    "2021/04/20 21:50:59 Destroy() [SB 7]",
    "2021/04/20 21:51:00 Kill function: install3",
    "2021/04/20 21:51:00 Destroy() [SB 9]",
    "2021/04/20 21:51:01 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:51:01 remove worker.pid",
    "2021/04/20 21:51:01 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": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 3.1924355030059814,
  "total_seconds": 3.427123785018921,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 1583,
    "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": 3152,
    "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": 3188,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 3188
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:51:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:51:04 remove worker.pid",
    "2021/04/20 21:51:04 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": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 0.9279656410217285,
  "total_seconds": 1.1584885120391846,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 78,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 924,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 760,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 924
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:51:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:51:05 remove worker.pid",
    "2021/04/20 21:51:05 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": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    }
  },
  "seconds": 48.15048027038574,
  "total_seconds": 48.52413725852966,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 105,
    "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": 5,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 142,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 12,
    "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": 9626,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 615,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 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": 61,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 5546,
    "web-request.cnt": 5,
    "web-request.ms-avg": 9626
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:51:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:51:54 remove worker.pid",
    "2021/04/20 21:51:54 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
========================================
sock_churn {'procs': 1, 'fork': False, 'seconds': 5, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": false,
    "seconds": 5,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "memory": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 5.012351989746094,
  "total_seconds": 5.136155128479004,
  "stats": {
    "sandboxes_per_sec": 2.0
  },
  "ol-stats": {
    "Create().cnt": 10,
    "Create().ms-avg": 457,
    "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": 452,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 20,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:51:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:51:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:51:59 remove worker.pid",
    "2021/04/20 21:51:59 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'fork': True, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": true,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "memory": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 10.262253761291504,
  "total_seconds": 10.4901442527771,
  "stats": {
    "sandboxes_per_sec": 42.1
  },
  "ol-stats": {
    "Create().cnt": 422,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 422,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 422,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 421,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 422,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 843,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 422,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 422,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 422,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 421,
    "childExit().ms-avg": 0,
    "fork().cnt": 421,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 421,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 439,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 421,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:52:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:52:09 remove worker.pid",
    "2021/04/20 21:52:09 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'fork': True, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "fork": true,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "memory": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 10.339100122451782,
  "total_seconds": 10.567031621932983,
  "stats": {
    "sandboxes_per_sec": 44.9
  },
  "ol-stats": {
    "Create().cnt": 450,
    "Create().ms-avg": 74,
    "Create()/acquire-cgroup.cnt": 450,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 450,
    "Create()/acquire-mem.ms-avg": 21,
    "Create()/fork-proc.cnt": 449,
    "Create()/fork-proc.ms-avg": 51,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 450,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 899,
    "Destroy().ms-avg": 56,
    "Destroy()/detach-root.cnt": 450,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 450,
    "Destroy()/kill-procs.ms-avg": 23,
    "Destroy()/remove-root.cnt": 450,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 449,
    "childExit().ms-avg": 50,
    "fork().cnt": 449,
    "fork().ms-avg": 51,
    "forkRequest.cnt": 449,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 467,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 449,
    "move-to-cg-after-fork.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:52:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:52:20 remove worker.pid",
    "2021/04/20 21:52:20 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'fork': True, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": true,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "memory": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 10.775038242340088,
  "total_seconds": 11.135622501373291,
  "stats": {
    "sandboxes_per_sec": 40.3
  },
  "ol-stats": {
    "Create().cnt": 436,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 436,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 436,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 435,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 436,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 839,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 436,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 436,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 436,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 435,
    "childExit().ms-avg": 0,
    "fork().cnt": 435,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 435,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 453,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 435,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:52:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:52:31 remove worker.pid",
    "2021/04/20 21:52:31 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'fork': True, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "fork": true,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "memory": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 11.237974166870117,
  "total_seconds": 11.725508213043213,
  "stats": {
    "sandboxes_per_sec": 39.3
  },
  "ol-stats": {
    "Create().cnt": 426,
    "Create().ms-avg": 134,
    "Create()/acquire-cgroup.cnt": 426,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 426,
    "Create()/acquire-mem.ms-avg": 83,
    "Create()/fork-proc.cnt": 425,
    "Create()/fork-proc.ms-avg": 46,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 367,
    "Create()/make-root-fs.cnt": 426,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 819,
    "Destroy().ms-avg": 50,
    "Destroy()/detach-root.cnt": 426,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 426,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 426,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 425,
    "childExit().ms-avg": 51,
    "fork().cnt": 425,
    "fork().ms-avg": 46,
    "forkRequest.cnt": 425,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 443,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 425,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:52:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:52:43 remove worker.pid",
    "2021/04/20 21:52:43 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmpr5g97g7y', 'registry_cache_ms': 3000}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "registry": "/tmp/tmpr5g97g7y",
    "registry_cache_ms": 3000,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    }
  },
  "seconds": 6.031096458435059,
  "total_seconds": 6.265369176864624,
  "stats": null,
  "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": 142,
    "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": 1613,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1616,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1613,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1612,
    "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": 7,
    "web-request.cnt": 1613,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:52:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:52:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:52:49 remove worker.pid",
    "2021/04/20 21:52:49 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpr5g97g7y', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'procs': 1, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 1,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 15.037632703781128,
  "total_seconds": 15.270497560501099,
  "stats": {
    "reqs_per_sec": 270.6666666666667
  },
  "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": 143,
    "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": 4060,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4063,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4060,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4059,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4060,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:53:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:53:04 remove worker.pid",
    "2021/04/20 21:53:04 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": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 15.037975311279297,
  "total_seconds": 15.267980337142944,
  "stats": {
    "reqs_per_sec": 286.26666666666665
  },
  "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "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": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4294,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3780,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4294,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3776,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4294,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:53:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:53:20 remove worker.pid",
    "2021/04/20 21:53:20 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": {
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 15.058531999588013,
  "total_seconds": 15.290346145629883,
  "stats": {
    "reqs_per_sec": 256.8666666666667
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3853,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2951,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3853,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2947,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 3853,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:53:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:53:35 remove worker.pid",
    "2021/04/20 21:53:35 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp44g5kjh8'}
========================================
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": "/tmp/tmp44g5kjh8",
    "registry_cache_ms": 5000,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 2.9387688636779785,
  "total_seconds": 3.377044916152954,
  "stats": {
    "reqs_per_sec": 34.02815841012236
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 154,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 25,
    "Pause().cnt": 200,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 2,
    "evict.cnt": 53,
    "evict.ms-avg": 9,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 70,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 25
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:53:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:53:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:53:38 remove worker.pid",
    "2021/04/20 21:53:38 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp44g5kjh8'}
PUSH conf: {'registry': '/tmp/tmpzh5vw2vf'}
========================================
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": {
    "registry": "/tmp/tmpzh5vw2vf",
    "mem_pool_mb": 500,
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "trace": {
      "evictor": false,
      "memory": false,
      "package": false,
      "cgroups": false
    }
  },
  "seconds": 45.5926730632782,
  "total_seconds": 46.14234209060669,
  "stats": {
    "reqs_per_sec": 21.9333621970938
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 9,
    "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": 292,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 1982,
    "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": 41,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 20,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 981,
    "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": 41
  },
  "errors": [],
  "worker_tail": [
    "2021/04/20 21:54:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:54:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:54:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:54:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:54:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:54:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/20 21:54:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/20 21:54:24 remove worker.pid",
    "2021/04/20 21:54:24 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpzh5vw2vf'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0