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": {
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "import_cache_tree": "",
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 2.1703245639801025,
  "total_seconds": 2.334531545639038,
  "stats": {
    "pings_per_sec": 460.7649814114469
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:43:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:43:45 remove worker.pid",
    "2019/12/26 21:43:45 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": {
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "import_cache_tree": "",
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 9.868540525436401,
  "total_seconds": 10.105695486068726,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 281,
    "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": 274,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 6,
    "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": 2456,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 12,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1275,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2456
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:43:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:43:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:43:55 remove worker.pid",
    "2019/12/26 21:43:55 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",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 6.2334160804748535,
  "total_seconds": 6.473431348800659,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 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": 1550,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 43,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 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": 969,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1550
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:44:01 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:01 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:01 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:01 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:01 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:01 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:01 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:44:01 remove worker.pid",
    "2019/12/26 21:44:01 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": {
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "import_cache_tree": "",
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "sandbox": "docker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 20.21138882637024,
  "total_seconds": 21.233694314956665,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 885,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 252,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5040,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2395,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5040
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:44:22 Kill function: install",
    "2019/12/26 21:44:22 Destroy() [SB 6]",
    "2019/12/26 21:44:22 Kill function: install2",
    "2019/12/26 21:44:22 Destroy() [SB 7]",
    "2019/12/26 21:44:22 Kill function: install3",
    "2019/12/26 21:44:22 Destroy() [SB 9]",
    "2019/12/26 21:44:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:44:22 remove worker.pid",
    "2019/12/26 21:44:22 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",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 0.17600178718566895,
  "total_seconds": 0.4059019088745117,
  "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": 8,
    "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": 172,
    "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": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 172
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:44:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:44:23 remove worker.pid",
    "2019/12/26 21:44:23 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",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 0.8510487079620361,
  "total_seconds": 1.0833959579467773,
  "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": 8,
    "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": 847,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 687,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "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": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 847
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:44:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:44:24 remove worker.pid",
    "2019/12/26 21:44:24 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 27.300565242767334,
  "total_seconds": 27.574944734573364,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 95,
    "Create()/acquire-cgroup.cnt": 13,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 13,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 146,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 5456,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 259,
    "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": 30,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 9,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 3673,
    "web-request.cnt": 5,
    "web-request.ms-avg": 5456
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:44:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:44:52 remove worker.pid",
    "2019/12/26 21:44:52 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 {'baseline': 0, 'seconds': 5, 'procs': 1, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 5,
    "procs": 1,
    "fork": false
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 5.029213190078735,
  "total_seconds": 5.250559329986572,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 144,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:44:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:44:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:44:57 remove worker.pid",
    "2019/12/26 21:44:57 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'seconds': 10, 'procs': 1, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 10,
    "procs": 1,
    "fork": true
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 10.199881315231323,
  "total_seconds": 10.43446135520935,
  "stats": {
    "sandboxes_per_sec": 41.3
  },
  "ol-stats": {
    "Create().cnt": 414,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 414,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 414,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 413,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 414,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 827,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 414,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 414,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 414,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 413,
    "childExit().ms-avg": 0,
    "fork().cnt": 413,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 413,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 431,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 413,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:45:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:45:07 remove worker.pid",
    "2019/12/26 21:45:07 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'seconds': 10, 'procs': 15, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 10,
    "procs": 15,
    "fork": true
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 10.36042833328247,
  "total_seconds": 10.595479488372803,
  "stats": {
    "sandboxes_per_sec": 44.7
  },
  "ol-stats": {
    "Create().cnt": 448,
    "Create().ms-avg": 85,
    "Create()/acquire-cgroup.cnt": 448,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 448,
    "Create()/acquire-mem.ms-avg": 16,
    "Create()/fork-proc.cnt": 447,
    "Create()/fork-proc.ms-avg": 64,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 448,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 895,
    "Destroy().ms-avg": 49,
    "Destroy()/detach-root.cnt": 448,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 448,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 448,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 447,
    "childExit().ms-avg": 62,
    "fork().cnt": 447,
    "fork().ms-avg": 64,
    "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": 3
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:45:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:45:18 remove worker.pid",
    "2019/12/26 21:45:18 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'seconds': 10, 'procs': 1, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "seconds": 10,
    "procs": 1,
    "fork": true
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 10.87524938583374,
  "total_seconds": 11.213699579238892,
  "stats": {
    "sandboxes_per_sec": 41.3
  },
  "ol-stats": {
    "Create().cnt": 446,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 446,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 446,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 445,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 446,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 859,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 446,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 446,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 446,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 445,
    "childExit().ms-avg": 0,
    "fork().cnt": 445,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 445,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 463,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 445,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:45:29 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:29 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:29 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:29 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:29 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:29 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:45:29 remove worker.pid",
    "2019/12/26 21:45:29 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'seconds': 10, 'procs': 15, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "seconds": 10,
    "procs": 15,
    "fork": true
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 11.190958023071289,
  "total_seconds": 11.546964406967163,
  "stats": {
    "sandboxes_per_sec": 41.0
  },
  "ol-stats": {
    "Create().cnt": 443,
    "Create().ms-avg": 127,
    "Create()/acquire-cgroup.cnt": 443,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 443,
    "Create()/acquire-mem.ms-avg": 70,
    "Create()/fork-proc.cnt": 442,
    "Create()/fork-proc.ms-avg": 53,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 168,
    "Create()/make-root-fs.cnt": 443,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 853,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 443,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 443,
    "Destroy()/kill-procs.ms-avg": 8,
    "Destroy()/remove-root.cnt": 443,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 442,
    "childExit().ms-avg": 56,
    "fork().cnt": 442,
    "fork().ms-avg": 53,
    "forkRequest.cnt": 442,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 460,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 442,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:45:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:45:41 remove worker.pid",
    "2019/12/26 21:45:41 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmptn14rztv', '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": {
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 3000,
    "registry": "/tmp/tmptn14rztv",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "import_cache_tree": "",
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 6.028465509414673,
  "total_seconds": 6.2737226486206055,
  "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": 135,
    "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": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1709,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1712,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1709,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1708,
    "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": 5,
    "web-request.cnt": 1709,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:45:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:45:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:45:47 remove worker.pid",
    "2019/12/26 21:45:47 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmptn14rztv', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'seconds': 15, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 15.04507565498352,
  "total_seconds": 15.276206016540527,
  "stats": {
    "reqs_per_sec": 285.73333333333335
  },
  "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": 134,
    "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": 4286,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4289,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4286,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4285,
    "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": 4286,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:46:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:46:02 remove worker.pid",
    "2019/12/26 21:46:02 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 2}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 2
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 15.045104503631592,
  "total_seconds": 15.274970769882202,
  "stats": {
    "reqs_per_sec": 276.0
  },
  "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": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4140,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3692,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4140,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3688,
    "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": 4140,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:46:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:46:17 remove worker.pid",
    "2019/12/26 21:46:17 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 8}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 8
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 15.064136028289795,
  "total_seconds": 15.292537450790405,
  "stats": {
    "reqs_per_sec": 253.53333333333333
  },
  "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": 139,
    "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": 3803,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2781,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3803,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2777,
    "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": 4,
    "web-request.cnt": 3803,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:46:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:46:33 remove worker.pid",
    "2019/12/26 21:46:33 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmputb8y4ei'}
========================================
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": {
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/tmp/tmputb8y4ei",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "import_cache_tree": "",
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 2.857900857925415,
  "total_seconds": 3.462726593017578,
  "stats": {
    "reqs_per_sec": 34.99103221652957
  },
  "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": 155,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 24,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 54,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 69,
    "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": [
    "2019/12/26 21:46:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:46:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:46:36 remove worker.pid",
    "2019/12/26 21:46:36 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmputb8y4ei'}
PUSH conf: {'registry': '/tmp/tmpwc3alh9f'}
========================================
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/tmpwc3alh9f",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {},
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    }
  },
  "seconds": 43.512503147125244,
  "total_seconds": 44.09548497200012,
  "stats": {
    "reqs_per_sec": 22.9819138159931
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "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": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 39,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "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": 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": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 39
  },
  "errors": [],
  "worker_tail": [
    "2019/12/26 21:47:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:47:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:47:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:47:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:47:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:47:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/26 21:47:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/26 21:47:20 remove worker.pid",
    "2019/12/26 21:47:20 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpwc3alh9f'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0