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": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    }
  },
  "seconds": 2.357719659805298,
  "total_seconds": 3.5519416332244873,
  "stats": {
    "pings_per_sec": 424.1423672143309
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:43:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:43:35 remove worker.pid",
    "2020/04/04 21:43:35 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": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": false,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    }
  },
  "seconds": 11.170016527175903,
  "total_seconds": 11.412816047668457,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 277,
    "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": 276,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2778,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 100,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 4,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1463,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2778
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:43:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:43:47 remove worker.pid",
    "2020/04/04 21:43:47 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": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 6.470104455947876,
  "total_seconds": 6.7118000984191895,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 96,
    "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": 144,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1609,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 45,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1004,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1609
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:43:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:43:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:43:53 remove worker.pid",
    "2020/04/04 21:43:53 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": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": false,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "docker",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    }
  },
  "seconds": 21.740872144699097,
  "total_seconds": 22.867674827575684,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 922,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 330,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5421,
    "Pause().cnt": 4,
    "Pause().ms-avg": 32,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2632,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5421
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:44:16 Kill function: install3",
    "2020/04/04 21:44:16 Destroy() [SB 9]",
    "2020/04/04 21:44:16 Kill function: echo",
    "2020/04/04 21:44:16 Destroy() [SB 0]",
    "2020/04/04 21:44:16 Kill function: install",
    "2020/04/04 21:44:16 Destroy() [SB 6]",
    "2020/04/04 21:44:16 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:44:16 remove worker.pid",
    "2020/04/04 21:44:16 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": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 0.19200897216796875,
  "total_seconds": 0.428356409072876,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 81,
    "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": 9,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 143,
    "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": 187,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 15,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 9,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 2,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 187
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:44:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:44:17 remove worker.pid",
    "2020/04/04 21:44:17 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": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 0.9473237991333008,
  "total_seconds": 1.1826016902923584,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 80,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 145,
    "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": 943,
    "Pause().cnt": 2,
    "Pause().ms-avg": 7,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 768,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 3,
    "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": 943
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:44:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:44:18 remove worker.pid",
    "2020/04/04 21:44:18 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": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 33.217719316482544,
  "total_seconds": 33.48460364341736,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 228,
    "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": 6,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 152,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 131,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 6639,
    "Pause().cnt": 10,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 355,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 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": 4,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 4203,
    "web-request.cnt": 5,
    "web-request.ms-avg": 6639
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:44:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:44:51 remove worker.pid",
    "2020/04/04 21:44:51 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'fork': False, 'baseline': 0, 'seconds': 5, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": false,
    "baseline": 0,
    "seconds": 5,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 5.224122762680054,
  "total_seconds": 5.453113794326782,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 148,
    "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": 144,
    "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": 1,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:44:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:44:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:44:57 remove worker.pid",
    "2020/04/04 21:44:57 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 0, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 0,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 10.201170206069946,
  "total_seconds": 10.44246220588684,
  "stats": {
    "sandboxes_per_sec": 37.8
  },
  "ol-stats": {
    "Create().cnt": 379,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 379,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 379,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 378,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 379,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 757,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 379,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 379,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 379,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 378,
    "childExit().ms-avg": 0,
    "fork().cnt": 378,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 378,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 396,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 378,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:45:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:45:07 remove worker.pid",
    "2020/04/04 21:45:07 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 0, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 0,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 10.363179206848145,
  "total_seconds": 10.595507860183716,
  "stats": {
    "sandboxes_per_sec": 39.9
  },
  "ol-stats": {
    "Create().cnt": 400,
    "Create().ms-avg": 122,
    "Create()/acquire-cgroup.cnt": 400,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 400,
    "Create()/acquire-mem.ms-avg": 17,
    "Create()/fork-proc.cnt": 399,
    "Create()/fork-proc.ms-avg": 101,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 400,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 799,
    "Destroy().ms-avg": 75,
    "Destroy()/detach-root.cnt": 400,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 400,
    "Destroy()/kill-procs.ms-avg": 15,
    "Destroy()/remove-root.cnt": 400,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 399,
    "childExit().ms-avg": 108,
    "fork().cnt": 399,
    "fork().ms-avg": 101,
    "forkRequest.cnt": 399,
    "forkRequest.ms-avg": 12,
    "fresh-cgroup.cnt": 417,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 399,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:45:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:45:18 remove worker.pid",
    "2020/04/04 21:45:18 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 32, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 32,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 10.912680625915527,
  "total_seconds": 11.27622389793396,
  "stats": {
    "sandboxes_per_sec": 39.8
  },
  "ol-stats": {
    "Create().cnt": 431,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 431,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 431,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 430,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 431,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 829,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 431,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 431,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 431,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 430,
    "childExit().ms-avg": 0,
    "fork().cnt": 430,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 430,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 448,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 430,
    "move-to-cg-after-fork.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:45:29 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:29 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:29 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:29 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:29 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:29 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:45:29 remove worker.pid",
    "2020/04/04 21:45:29 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 32, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 32,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 11.175985336303711,
  "total_seconds": 11.533370971679688,
  "stats": {
    "sandboxes_per_sec": 37.1
  },
  "ol-stats": {
    "Create().cnt": 404,
    "Create().ms-avg": 160,
    "Create()/acquire-cgroup.cnt": 404,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 404,
    "Create()/acquire-mem.ms-avg": 92,
    "Create()/fork-proc.cnt": 403,
    "Create()/fork-proc.ms-avg": 61,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 168,
    "Create()/make-root-fs.cnt": 404,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 775,
    "Destroy().ms-avg": 57,
    "Destroy()/detach-root.cnt": 404,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 404,
    "Destroy()/kill-procs.ms-avg": 16,
    "Destroy()/remove-root.cnt": 404,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 403,
    "childExit().ms-avg": 65,
    "fork().cnt": 403,
    "fork().ms-avg": 61,
    "forkRequest.cnt": 403,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 421,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 403,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:45:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:45:41 remove worker.pid",
    "2020/04/04 21:45:41 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpwmz0x95f', '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": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 3000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/tmp/tmpwmz0x95f",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    }
  },
  "seconds": 6.038000106811523,
  "total_seconds": 6.287114858627319,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 61,
    "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": 212,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 4,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1532,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1535,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1532,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1531,
    "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": 1532,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:45:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:45:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:45:47 remove worker.pid",
    "2020/04/04 21:45:47 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpwmz0x95f', '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": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 15.055667161941528,
  "total_seconds": 15.292434930801392,
  "stats": {
    "reqs_per_sec": 263.73333333333335
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 144,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 4,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3956,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3959,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3956,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3955,
    "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": 3956,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:46:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:46:02 remove worker.pid",
    "2020/04/04 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": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 15.053246259689331,
  "total_seconds": 15.719751358032227,
  "stats": {
    "reqs_per_sec": 262.6
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 144,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 4,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3939,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3549,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3939,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3545,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 3939,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:46:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:46:18 remove worker.pid",
    "2020/04/04 21:46:18 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": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 15.084969997406006,
  "total_seconds": 15.322020530700684,
  "stats": {
    "reqs_per_sec": 252.53333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 47,
    "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": 9,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 1,
    "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": 3788,
    "LambdaFunc.Invoke.ms-avg": 6,
    "Pause().cnt": 2229,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3788,
    "ServeHTTP.ms-avg": 1,
    "Unpause().cnt": 2225,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 9,
    "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": 5,
    "web-request.cnt": 3788,
    "web-request.ms-avg": 6
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:46:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:46:33 remove worker.pid",
    "2020/04/04 21:46:33 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp92jg1h7x'}
========================================
call_each_once_exec {'lambda_count': 100, 'alloc_mb': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 100,
    "alloc_mb": 1
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": true,
      "downsize_paused_mem": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/tmp/tmp92jg1h7x",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    }
  },
  "seconds": 3.397697925567627,
  "total_seconds": 3.8414688110351562,
  "stats": {
    "reqs_per_sec": 29.433166992555368
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 8,
    "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 142,
    "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": 4,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 29,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 8,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 54,
    "evict.ms-avg": 12,
    "fork().cnt": 100,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 70,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 29
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:46:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:46:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:46:37 remove worker.pid",
    "2020/04/04 21:46:37 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp92jg1h7x'}
PUSH conf: {'registry': '/tmp/tmpxzkbblkz'}
========================================
call_each_once_exec {'lambda_count': 1000, 'alloc_mb': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 1000,
    "alloc_mb": 10
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry": "/tmp/tmpxzkbblkz",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    }
  },
  "seconds": 49.78581261634827,
  "total_seconds": 50.341498136520386,
  "stats": {
    "reqs_per_sec": 20.086054411734846
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 9,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1980,
    "Destroy().ms-avg": 7,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 9,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 45,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 21,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 5,
    "evict.cnt": 979,
    "evict.ms-avg": 15,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 45
  },
  "errors": [],
  "worker_tail": [
    "2020/04/04 21:47:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:47:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:47:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:47:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:47:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:47:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/04 21:47:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/04 21:47:28 remove worker.pid",
    "2020/04/04 21:47:28 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpxzkbblkz'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0