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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "sandbox_config": {},
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "docker_runtime": "",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    }
  },
  "seconds": 2.3259308338165283,
  "total_seconds": 2.510202407836914,
  "stats": {
    "pings_per_sec": 429.93918861779036
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:44:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:44:35 remove worker.pid",
    "2019/09/08 21:44:35 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "docker_runtime": "",
    "server_mode": "lambda",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 9.336851358413696,
  "total_seconds": 9.575104236602783,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 269,
    "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": 267,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2323,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 68,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 12,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1189,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2323
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:44:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:44:45 remove worker.pid",
    "2019/09/08 21:44:45 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "docker_runtime": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 6.200432777404785,
  "total_seconds": 6.4368627071380615,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1542,
    "Pause().cnt": 8,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 60,
    "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": 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": 952,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1542
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:44:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:44:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:44:51 remove worker.pid",
    "2019/09/08 21:44:51 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "docker",
    "server_mode": "lambda",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "docker_runtime": "",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 20.389980792999268,
  "total_seconds": 21.41017723083496,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 933,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 267,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5084,
    "Pause().cnt": 4,
    "Pause().ms-avg": 27,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2406,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5084
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:45:12 Kill function: install3",
    "2019/09/08 21:45:12 Destroy() [SB 9]",
    "2019/09/08 21:45:12 Kill function: echo",
    "2019/09/08 21:45:12 Destroy() [SB 0]",
    "2019/09/08 21:45:12 Kill function: install",
    "2019/09/08 21:45:12 Destroy() [SB 6]",
    "2019/09/08 21:45:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:45:13 remove worker.pid",
    "2019/09/08 21:45:13 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "docker_runtime": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 0.17730379104614258,
  "total_seconds": 0.40795016288757324,
  "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": 7,
    "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": 173,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 173
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:45:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:45:13 remove worker.pid",
    "2019/09/08 21:45:13 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "docker_runtime": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 0.8484361171722412,
  "total_seconds": 1.0796928405761719,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 5,
    "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": 844,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 681,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 844
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:45:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:45:14 remove worker.pid",
    "2019/09/08 21:45:14 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 28.403499603271484,
  "total_seconds": 28.637476921081543,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 112,
    "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": 150,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 17,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 5676,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 241,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 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": 3819,
    "web-request.cnt": 5,
    "web-request.ms-avg": 5676
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:45:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:45:43 remove worker.pid",
    "2019/09/08 21:45:43 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
========================================
sock_churn {'baseline': 0, 'fork': False, 'procs': 1, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": false,
    "procs": 1,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    }
  },
  "seconds": 5.1462790966033936,
  "total_seconds": 5.372525691986084,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 147,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 5,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:45:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:45:48 remove worker.pid",
    "2019/09/08 21:45:48 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'procs': 1, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "procs": 1,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    }
  },
  "seconds": 10.258683919906616,
  "total_seconds": 10.49814224243164,
  "stats": {
    "sandboxes_per_sec": 45.0
  },
  "ol-stats": {
    "Create().cnt": 451,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 451,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 451,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 450,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 451,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 901,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 451,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 451,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 451,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 450,
    "childExit().ms-avg": 0,
    "fork().cnt": 450,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 450,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 468,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 450,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:45:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:45:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:45:59 remove worker.pid",
    "2019/09/08 21:45:59 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'procs': 15, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "procs": 15,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    }
  },
  "seconds": 10.342763662338257,
  "total_seconds": 10.570408344268799,
  "stats": {
    "sandboxes_per_sec": 45.7
  },
  "ol-stats": {
    "Create().cnt": 458,
    "Create().ms-avg": 75,
    "Create()/acquire-cgroup.cnt": 458,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 458,
    "Create()/acquire-mem.ms-avg": 17,
    "Create()/fork-proc.cnt": 457,
    "Create()/fork-proc.ms-avg": 54,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 458,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 915,
    "Destroy().ms-avg": 45,
    "Destroy()/detach-root.cnt": 458,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 458,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 458,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 457,
    "childExit().ms-avg": 56,
    "fork().cnt": 457,
    "fork().ms-avg": 54,
    "forkRequest.cnt": 457,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 475,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 457,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:46:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:46:09 remove worker.pid",
    "2019/09/08 21:46:09 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'procs': 1, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "procs": 1,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    }
  },
  "seconds": 10.817296266555786,
  "total_seconds": 11.192706108093262,
  "stats": {
    "sandboxes_per_sec": 43.6
  },
  "ol-stats": {
    "Create().cnt": 469,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 469,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 469,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 468,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 469,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 905,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 469,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 469,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 469,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 468,
    "childExit().ms-avg": 0,
    "fork().cnt": 468,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 468,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 486,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 468,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:46:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:46:20 remove worker.pid",
    "2019/09/08 21:46:20 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'procs': 15, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "procs": 15,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    }
  },
  "seconds": 11.038041353225708,
  "total_seconds": 11.495874166488647,
  "stats": {
    "sandboxes_per_sec": 40.8
  },
  "ol-stats": {
    "Create().cnt": 441,
    "Create().ms-avg": 119,
    "Create()/acquire-cgroup.cnt": 441,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 441,
    "Create()/acquire-mem.ms-avg": 67,
    "Create()/fork-proc.cnt": 440,
    "Create()/fork-proc.ms-avg": 48,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 162,
    "Create()/make-root-fs.cnt": 441,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 849,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 441,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 441,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 441,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 440,
    "childExit().ms-avg": 55,
    "fork().cnt": 440,
    "fork().ms-avg": 48,
    "forkRequest.cnt": 440,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 458,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 440,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:46:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:46:32 remove worker.pid",
    "2019/09/08 21:46:32 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpkwfs_1ci'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 3000,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "sandbox_config": {},
    "registry": "/tmp/tmpkwfs_1ci",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "docker_runtime": "",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 6.02913761138916,
  "total_seconds": 6.265153408050537,
  "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1603,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1606,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1603,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1602,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 1603,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:46:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:46:38 remove worker.pid",
    "2019/09/08 21:46:38 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpkwfs_1ci'}
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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "docker_runtime": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 15.044148445129395,
  "total_seconds": 15.275605916976929,
  "stats": {
    "reqs_per_sec": 284.6666666666667
  },
  "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": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4270,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4273,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4270,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4269,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4270,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:46:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:46:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:46:54 remove worker.pid",
    "2019/09/08 21:46:54 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "docker_runtime": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 15.044073343276978,
  "total_seconds": 15.275151252746582,
  "stats": {
    "reqs_per_sec": 286.6
  },
  "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": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4299,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3864,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4299,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3860,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4299,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:47:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:47:09 remove worker.pid",
    "2019/09/08 21:47:09 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "docker_runtime": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 15.061004638671875,
  "total_seconds": 15.292141199111938,
  "stats": {
    "reqs_per_sec": 264.93333333333334
  },
  "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": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3974,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3024,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3974,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3020,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 2,
    "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": 3974,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:47:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:47:24 remove worker.pid",
    "2019/09/08 21:47:24 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp9wat9fzh'}
========================================
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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "sandbox_config": {},
    "registry": "/tmp/tmp9wat9fzh",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "docker_runtime": "",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "sandbox": "sock",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 2.8535845279693604,
  "total_seconds": 3.3128466606140137,
  "stats": {
    "reqs_per_sec": 35.043986456656384
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 6,
    "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": 138,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 155,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 24,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 54,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 68,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 24
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:47:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:47:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:47:28 remove worker.pid",
    "2019/09/08 21:47:28 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp9wat9fzh'}
PUSH conf: {'registry': '/tmp/tmp7nqitizk'}
========================================
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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/tmp/tmp7nqitizk",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "docker_runtime": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 42.27174496650696,
  "total_seconds": 42.81072998046875,
  "stats": {
    "reqs_per_sec": 23.656479836585618
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 1980,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 6,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "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": 979,
    "evict.ms-avg": 11,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 38
  },
  "errors": [],
  "worker_tail": [
    "2019/09/08 21:48:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:48:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:48:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:48:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:48:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:48:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/08 21:48:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/08 21:48:10 remove worker.pid",
    "2019/09/08 21:48:10 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp7nqitizk'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0