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",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    }
  },
  "seconds": 2.321237564086914,
  "total_seconds": 2.462725877761841,
  "stats": {
    "pings_per_sec": 430.8086155889032
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:48:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:48:30 remove worker.pid",
    "2021/03/29 21:48:30 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",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    }
  },
  "seconds": 16.009666919708252,
  "total_seconds": 16.247655153274536,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 536,
    "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": 534,
    "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": 3983,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 207,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 9,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1755,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3983
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:48:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:48:46 remove worker.pid",
    "2021/03/29 21:48:46 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",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 6.094633340835571,
  "total_seconds": 6.330395460128784,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 140,
    "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": 1515,
    "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": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 946,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1515
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:48:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:48:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:48:52 remove worker.pid",
    "2021/03/29 21:48:52 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "sandbox": "docker",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    }
  },
  "seconds": 23.25430703163147,
  "total_seconds": 24.38201594352722,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1199,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 343,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5802,
    "Pause().cnt": 4,
    "Pause().ms-avg": 27,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2557,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5802
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:49:16 Kill function: install3",
    "2021/03/29 21:49:16 Destroy() [SB 9]",
    "2021/03/29 21:49:16 Kill function: echo",
    "2021/03/29 21:49:16 Destroy() [SB 0]",
    "2021/03/29 21:49:16 Kill function: install",
    "2021/03/29 21:49:16 Destroy() [SB 6]",
    "2021/03/29 21:49:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:49:17 remove worker.pid",
    "2021/03/29 21:49:17 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 0.17052125930786133,
  "total_seconds": 0.3997340202331543,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 72,
    "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": 135,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 166,
    "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": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 166
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:49:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:49:17 remove worker.pid",
    "2021/03/29 21:49:17 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",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 0.911339282989502,
  "total_seconds": 1.1435134410858154,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 907,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 689,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 60,
    "web-request.cnt": 1,
    "web-request.ms-avg": 907
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:49:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:49:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:49:18 remove worker.pid",
    "2021/03/29 21:49:18 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",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 47.72561311721802,
  "total_seconds": 48.166590452194214,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 136,
    "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": 162,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 28,
    "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": 2,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 9541,
    "Pause().cnt": 10,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 621,
    "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": 2,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 5546,
    "web-request.cnt": 5,
    "web-request.ms-avg": 9541
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:50:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:50:06 remove worker.pid",
    "2021/03/29 21:50:06 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, 'baseline': 0, 'fork': False, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 0,
    "fork": false,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "sock"
  },
  "seconds": 5.182888031005859,
  "total_seconds": 5.40462064743042,
  "stats": {
    "sandboxes_per_sec": 6.0
  },
  "ol-stats": {
    "Create().cnt": 30,
    "Create().ms-avg": 141,
    "Create()/acquire-cgroup.cnt": 30,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 30,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 30,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 30,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 60,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 30,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 30,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 30,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 47,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:50:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:50:12 remove worker.pid",
    "2021/03/29 21:50:12 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'baseline': 0, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 0,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "sock"
  },
  "seconds": 10.14934515953064,
  "total_seconds": 10.375030755996704,
  "stats": {
    "sandboxes_per_sec": 43.6
  },
  "ol-stats": {
    "Create().cnt": 437,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 437,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 437,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 436,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 437,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 873,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 437,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 437,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 437,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 436,
    "childExit().ms-avg": 0,
    "fork().cnt": 436,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 436,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 454,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 436,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:50:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:50:22 remove worker.pid",
    "2021/03/29 21:50:22 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'baseline': 0, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "baseline": 0,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "sock"
  },
  "seconds": 10.332127571105957,
  "total_seconds": 10.575109243392944,
  "stats": {
    "sandboxes_per_sec": 45.6
  },
  "ol-stats": {
    "Create().cnt": 457,
    "Create().ms-avg": 94,
    "Create()/acquire-cgroup.cnt": 457,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 457,
    "Create()/acquire-mem.ms-avg": 16,
    "Create()/fork-proc.cnt": 456,
    "Create()/fork-proc.ms-avg": 74,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 132,
    "Create()/make-root-fs.cnt": 457,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 913,
    "Destroy().ms-avg": 55,
    "Destroy()/detach-root.cnt": 457,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 457,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 457,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 456,
    "childExit().ms-avg": 75,
    "fork().cnt": 456,
    "fork().ms-avg": 74,
    "forkRequest.cnt": 456,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 474,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 456,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:50:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:50:33 remove worker.pid",
    "2021/03/29 21:50:33 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'baseline': 32, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 32,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "sock"
  },
  "seconds": 10.79464340209961,
  "total_seconds": 11.14672064781189,
  "stats": {
    "sandboxes_per_sec": 37.2
  },
  "ol-stats": {
    "Create().cnt": 405,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 405,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 405,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 404,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 405,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 777,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 405,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 405,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 405,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 404,
    "childExit().ms-avg": 0,
    "fork().cnt": 404,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 404,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 422,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 404,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:50:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:50:44 remove worker.pid",
    "2021/03/29 21:50:44 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'baseline': 32, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "baseline": 32,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "sock"
  },
  "seconds": 11.076451301574707,
  "total_seconds": 11.441004991531372,
  "stats": {
    "sandboxes_per_sec": 41.5
  },
  "ol-stats": {
    "Create().cnt": 448,
    "Create().ms-avg": 126,
    "Create()/acquire-cgroup.cnt": 448,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 448,
    "Create()/acquire-mem.ms-avg": 73,
    "Create()/fork-proc.cnt": 447,
    "Create()/fork-proc.ms-avg": 49,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 169,
    "Create()/make-root-fs.cnt": 448,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 863,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 448,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 448,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 448,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 447,
    "childExit().ms-avg": 55,
    "fork().cnt": 447,
    "fork().ms-avg": 49,
    "forkRequest.cnt": 447,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 465,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 447,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:50:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:50:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:50:55 remove worker.pid",
    "2021/03/29 21:50:55 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmpqx8jeav4', '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/tmpqx8jeav4",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "registry_cache_ms": 3000,
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    }
  },
  "seconds": 6.030738592147827,
  "total_seconds": 6.473204135894775,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 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": 1698,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1701,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1698,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1697,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 1698,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:51:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:51:02 remove worker.pid",
    "2021/03/29 21:51:02 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpqx8jeav4', '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",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 15.042313814163208,
  "total_seconds": 15.273912191390991,
  "stats": {
    "reqs_per_sec": 286.73333333333335
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 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": 4301,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4304,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4301,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4300,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4301,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:51:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:51:17 remove worker.pid",
    "2021/03/29 21:51:17 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",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 15.045114278793335,
  "total_seconds": 15.274358034133911,
  "stats": {
    "reqs_per_sec": 287.1333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 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": 4307,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3813,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4307,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3809,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4307,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:51:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:51:32 remove worker.pid",
    "2021/03/29 21:51:32 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",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 15.063920259475708,
  "total_seconds": 15.29374647140503,
  "stats": {
    "reqs_per_sec": 256.4
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 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": 3846,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2953,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3846,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2949,
    "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": 3,
    "web-request.cnt": 3846,
    "web-request.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:51:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:51:47 remove worker.pid",
    "2021/03/29 21:51:47 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp609bey0o'}
========================================
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/tmp609bey0o",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    }
  },
  "seconds": 2.7969353199005127,
  "total_seconds": 3.2284514904022217,
  "stats": {
    "reqs_per_sec": 35.75374191539389
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 156,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 24,
    "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": 55,
    "evict.ms-avg": 9,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 68,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 24
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:51:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:51:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:51:51 remove worker.pid",
    "2021/03/29 21:51:51 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp609bey0o'}
PUSH conf: {'registry': '/tmp/tmpn_fuzlk2'}
========================================
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/tmpn_fuzlk2",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 42.86924934387207,
  "total_seconds": 43.448328495025635,
  "stats": {
    "reqs_per_sec": 23.326757507216406
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 7,
    "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": 134,
    "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": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 980,
    "evict.ms-avg": 11,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 41,
    "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": 3,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 38
  },
  "errors": [],
  "worker_tail": [
    "2021/03/29 21:52:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:52:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:52:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:52:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:52:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:52:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/29 21:52:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/29 21:52:34 remove worker.pid",
    "2021/03/29 21:52:34 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpn_fuzlk2'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0