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": {
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 2.6383540630340576,
  "total_seconds": 3.1004371643066406,
  "stats": {
    "pings_per_sec": 379.02692567914687
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:43:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:43:32 remove worker.pid",
    "2020/01/03 21:43:32 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": {
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 9.482471466064453,
  "total_seconds": 9.72271990776062,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 264,
    "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": 262,
    "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": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2359,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 48,
    "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": 1242,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2359
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:43:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:43:42 remove worker.pid",
    "2020/01/03 21:43:42 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": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 6.027284145355225,
  "total_seconds": 6.267817974090576,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 94,
    "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": 141,
    "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": 1498,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 934,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1498
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:43:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:43:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:43:48 remove worker.pid",
    "2020/01/03 21:43:48 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "docker",
    "server_mode": "lambda",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 25.641603469848633,
  "total_seconds": 26.670031309127808,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1138,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 362,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 6399,
    "Pause().cnt": 4,
    "Pause().ms-avg": 72,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 3042,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6399
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:44:14 Kill function: install",
    "2020/01/03 21:44:14 Destroy() [SB 6]",
    "2020/01/03 21:44:14 Kill function: install2",
    "2020/01/03 21:44:14 Destroy() [SB 7]",
    "2020/01/03 21:44:15 Kill function: install3",
    "2020/01/03 21:44:15 Destroy() [SB 9]",
    "2020/01/03 21:44:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:44:15 remove worker.pid",
    "2020/01/03 21:44:15 exiting",
    ""
  ]
}
POP conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 0.18810296058654785,
  "total_seconds": 0.42029786109924316,
  "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": 7,
    "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": 184,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 13,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 2,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 184
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:44:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:44:15 remove worker.pid",
    "2020/01/03 21:44:15 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": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 0.8778908252716064,
  "total_seconds": 1.1103098392486572,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 77,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "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": 873,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 709,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 2,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 874
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:44:16 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:16 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:16 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:16 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:16 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:16 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:16 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:44:16 remove worker.pid",
    "2020/01/03 21:44:16 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": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 36.25330400466919,
  "total_seconds": 36.517420530319214,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 114,
    "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": 5,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 145,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 22,
    "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": 2,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 7244,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 430,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 2,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "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": 2,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 4794,
    "web-request.cnt": 5,
    "web-request.ms-avg": 7244
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:44:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:44:53 remove worker.pid",
    "2020/01/03 21:44:53 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
========================================
sock_churn {'procs': 1, 'fork': False, 'baseline': 0, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": false,
    "baseline": 0,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 5.088115453720093,
  "total_seconds": 5.311269044876099,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 145,
    "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": 141,
    "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": [
    "2020/01/03 21:44:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:44:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:44:58 remove worker.pid",
    "2020/01/03 21:44:58 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'fork': True, 'baseline': 0, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": true,
    "baseline": 0,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 10.178084135055542,
  "total_seconds": 10.418615341186523,
  "stats": {
    "sandboxes_per_sec": 41.5
  },
  "ol-stats": {
    "Create().cnt": 416,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 416,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 416,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 415,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 416,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 831,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 416,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 416,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 416,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 415,
    "childExit().ms-avg": 0,
    "fork().cnt": 415,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 415,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 433,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 415,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:45:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:45:09 remove worker.pid",
    "2020/01/03 21:45:09 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'fork': True, 'baseline': 0, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "fork": true,
    "baseline": 0,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 10.348287582397461,
  "total_seconds": 10.577704191207886,
  "stats": {
    "sandboxes_per_sec": 42.9
  },
  "ol-stats": {
    "Create().cnt": 430,
    "Create().ms-avg": 97,
    "Create()/acquire-cgroup.cnt": 430,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 430,
    "Create()/acquire-mem.ms-avg": 16,
    "Create()/fork-proc.cnt": 429,
    "Create()/fork-proc.ms-avg": 77,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 430,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 859,
    "Destroy().ms-avg": 61,
    "Destroy()/detach-root.cnt": 430,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 430,
    "Destroy()/kill-procs.ms-avg": 14,
    "Destroy()/remove-root.cnt": 430,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 429,
    "childExit().ms-avg": 80,
    "fork().cnt": 429,
    "fork().ms-avg": 77,
    "forkRequest.cnt": 429,
    "forkRequest.ms-avg": 12,
    "fresh-cgroup.cnt": 447,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 429,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:45:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:45:19 remove worker.pid",
    "2020/01/03 21:45:19 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'fork': True, 'baseline': 32, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": true,
    "baseline": 32,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 10.85145378112793,
  "total_seconds": 11.192639112472534,
  "stats": {
    "sandboxes_per_sec": 40.7
  },
  "ol-stats": {
    "Create().cnt": 440,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 440,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 440,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 439,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 440,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 847,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 440,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 440,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 440,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 439,
    "childExit().ms-avg": 0,
    "fork().cnt": 439,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 439,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 457,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 439,
    "move-to-cg-after-fork.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:45:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:45:30 remove worker.pid",
    "2020/01/03 21:45:30 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'fork': True, 'baseline': 32, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "fork": true,
    "baseline": 32,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 11.21399450302124,
  "total_seconds": 11.577394008636475,
  "stats": {
    "sandboxes_per_sec": 39.6
  },
  "ol-stats": {
    "Create().cnt": 429,
    "Create().ms-avg": 137,
    "Create()/acquire-cgroup.cnt": 429,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 429,
    "Create()/acquire-mem.ms-avg": 78,
    "Create()/fork-proc.cnt": 428,
    "Create()/fork-proc.ms-avg": 55,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 214,
    "Create()/make-root-fs.cnt": 429,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 825,
    "Destroy().ms-avg": 53,
    "Destroy()/detach-root.cnt": 429,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 429,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 429,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 428,
    "childExit().ms-avg": 61,
    "fork().cnt": 428,
    "fork().ms-avg": 55,
    "forkRequest.cnt": 428,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 446,
    "fresh-cgroup.ms-avg": 6,
    "move-to-cg-after-fork.cnt": 428,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:45:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:45:42 remove worker.pid",
    "2020/01/03 21:45:42 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmpgaaqbkvx', '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": {
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 3000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/tmp/tmpgaaqbkvx",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 6.035133600234985,
  "total_seconds": 6.281773090362549,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 141,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1662,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1665,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1662,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1661,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 10,
    "web-request.cnt": 1662,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:45:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:45:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:45:48 remove worker.pid",
    "2020/01/03 21:45:48 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpgaaqbkvx', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'procs': 1, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 1,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 15.041178464889526,
  "total_seconds": 15.272948741912842,
  "stats": {
    "reqs_per_sec": 283.4
  },
  "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4251,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4254,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4251,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4250,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4251,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:46:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:46:04 remove worker.pid",
    "2020/01/03 21:46:04 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 2, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 2,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 15.04766583442688,
  "total_seconds": 15.2806715965271,
  "stats": {
    "reqs_per_sec": 283.2
  },
  "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": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4248,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3774,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4248,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3770,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 4248,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:46:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:46:19 remove worker.pid",
    "2020/01/03 21:46:19 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 8, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 8,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 15.070643424987793,
  "total_seconds": 15.30272626876831,
  "stats": {
    "reqs_per_sec": 255.6
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3834,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2941,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3834,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2937,
    "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": 2,
    "web-request.cnt": 3834,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:46:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:46:34 remove worker.pid",
    "2020/01/03 21:46:34 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp5en04cje'}
========================================
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": {
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/tmp/tmp5en04cje",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 3.1014866828918457,
  "total_seconds": 3.687467098236084,
  "stats": {
    "reqs_per_sec": 32.24285458188953
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 157,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 27,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 7,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 56,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 70,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 27
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:46:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:46:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:46:38 remove worker.pid",
    "2020/01/03 21:46:38 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp5en04cje'}
PUSH conf: {'registry': '/tmp/tmp_hg2owzo'}
========================================
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": {
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "worker_port": "5000",
    "docker_runtime": "",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "pip_mirror": "",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry": "/tmp/tmp_hg2owzo",
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    }
  },
  "seconds": 46.04250621795654,
  "total_seconds": 46.580883502960205,
  "stats": {
    "reqs_per_sec": 21.71907435871663
  },
  "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": 137,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1982,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 8,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 41,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 981,
    "evict.ms-avg": 13,
    "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": 3,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 42
  },
  "errors": [],
  "worker_tail": [
    "2020/01/03 21:47:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:47:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:47:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:47:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:47:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:47:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/03 21:47:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/03 21:47:24 remove worker.pid",
    "2020/01/03 21:47:24 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp_hg2owzo'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0