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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 2.1563665866851807,
  "total_seconds": 2.42924165725708,
  "stats": {
    "pings_per_sec": 463.7477076889635
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:50:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:50:07 remove worker.pid",
    "2020/01/27 21:50:07 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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 9.743123531341553,
  "total_seconds": 9.981593132019043,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 272,
    "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": 270,
    "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": 2426,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 68,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 7,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1253,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2426
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:50:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:50:17 remove worker.pid",
    "2020/01/27 21:50:17 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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 6.117814302444458,
  "total_seconds": 6.3544700145721436,
  "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": 139,
    "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": 1521,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 42,
    "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": 951,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1521
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:50:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:50:23 remove worker.pid",
    "2020/01/27 21:50:23 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": {
    "sandbox": "docker",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 18.85860586166382,
  "total_seconds": 19.887871026992798,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 843,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 228,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4704,
    "Pause().cnt": 4,
    "Pause().ms-avg": 28,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2242,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4704
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:50:43 Kill function: install2",
    "2020/01/27 21:50:43 Destroy() [SB 7]",
    "2020/01/27 21:50:43 Kill function: install3",
    "2020/01/27 21:50:43 Destroy() [SB 9]",
    "2020/01/27 21:50:43 Kill function: echo",
    "2020/01/27 21:50:43 Destroy() [SB 0]",
    "2020/01/27 21:50:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:50:43 remove worker.pid",
    "2020/01/27 21:50:43 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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 0.18288421630859375,
  "total_seconds": 0.4133419990539551,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 80,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 142,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 5,
    "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": 179,
    "Pause().cnt": 2,
    "Pause().ms-avg": 2,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 12,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 179
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:50:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:50:44 remove worker.pid",
    "2020/01/27 21:50:44 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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 0.8464312553405762,
  "total_seconds": 1.0763578414916992,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 75,
    "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": 135,
    "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": 842,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 671,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 14,
    "web-request.cnt": 1,
    "web-request.ms-avg": 842
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:50:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:50:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:50:45 remove worker.pid",
    "2020/01/27 21:50:45 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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 26.33595323562622,
  "total_seconds": 26.60585927963257,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 100,
    "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": 144,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 9,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 5263,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 305,
    "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": 3490,
    "web-request.cnt": 5,
    "web-request.ms-avg": 5263
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:51:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:51:11 remove worker.pid",
    "2020/01/27 21:51:11 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, 'seconds': 5, 'baseline': 0, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 5,
    "baseline": 0,
    "fork": false
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 5.097204685211182,
  "total_seconds": 5.220553874969482,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 142,
    "Create()/acquire-cgroup.cnt": 32,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 32,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 32,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 32,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 64,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 32,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 32,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 32,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 49,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:51:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:51:17 remove worker.pid",
    "2020/01/27 21:51:17 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'baseline': 0, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "baseline": 0,
    "fork": true
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 10.255974769592285,
  "total_seconds": 10.482486486434937,
  "stats": {
    "sandboxes_per_sec": 42.7
  },
  "ol-stats": {
    "Create().cnt": 428,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 428,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 428,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 427,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 428,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 855,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 428,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 428,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 428,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 427,
    "childExit().ms-avg": 0,
    "fork().cnt": 427,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 427,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 445,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 427,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:51:27 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:27 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:27 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:27 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:27 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:27 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:27 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:51:27 remove worker.pid",
    "2020/01/27 21:51:27 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'baseline': 0, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "baseline": 0,
    "fork": true
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 10.424489259719849,
  "total_seconds": 10.659988403320312,
  "stats": {
    "sandboxes_per_sec": 45.6
  },
  "ol-stats": {
    "Create().cnt": 457,
    "Create().ms-avg": 82,
    "Create()/acquire-cgroup.cnt": 457,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 457,
    "Create()/acquire-mem.ms-avg": 18,
    "Create()/fork-proc.cnt": 456,
    "Create()/fork-proc.ms-avg": 58,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 457,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 913,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 457,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 457,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 457,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 456,
    "childExit().ms-avg": 55,
    "fork().cnt": 456,
    "fork().ms-avg": 58,
    "forkRequest.cnt": 456,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 474,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 456,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:51:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:51:38 remove worker.pid",
    "2020/01/27 21:51:38 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'baseline': 32, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "baseline": 32,
    "fork": true
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 10.826480150222778,
  "total_seconds": 11.169127464294434,
  "stats": {
    "sandboxes_per_sec": 44.1
  },
  "ol-stats": {
    "Create().cnt": 474,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 474,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 474,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 473,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 474,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 915,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 474,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 474,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 474,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 473,
    "childExit().ms-avg": 0,
    "fork().cnt": 473,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 473,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 491,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 473,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:51:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:51:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:51:49 remove worker.pid",
    "2020/01/27 21:51:49 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'baseline': 32, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "baseline": 32,
    "fork": true
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 11.080097913742065,
  "total_seconds": 11.427043437957764,
  "stats": {
    "sandboxes_per_sec": 41.4
  },
  "ol-stats": {
    "Create().cnt": 447,
    "Create().ms-avg": 117,
    "Create()/acquire-cgroup.cnt": 447,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 447,
    "Create()/acquire-mem.ms-avg": 71,
    "Create()/fork-proc.cnt": 446,
    "Create()/fork-proc.ms-avg": 42,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 193,
    "Create()/make-root-fs.cnt": 447,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 861,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 447,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 447,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 447,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 446,
    "childExit().ms-avg": 44,
    "fork().cnt": 446,
    "fork().ms-avg": 42,
    "forkRequest.cnt": 446,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 464,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 446,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:52:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:52:00 remove worker.pid",
    "2020/01/27 21:52:00 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmp430e350y', '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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/tmp/tmp430e350y",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 3000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 6.031188488006592,
  "total_seconds": 6.378587484359741,
  "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": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1668,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1671,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1668,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1667,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 1668,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:52:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:52:07 remove worker.pid",
    "2020/01/27 21:52:07 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp430e350y', '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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 15.044847011566162,
  "total_seconds": 15.277577877044678,
  "stats": {
    "reqs_per_sec": 285.1333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 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": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4277,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4280,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4277,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4276,
    "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": 1,
    "web-request.cnt": 4277,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:52:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:52:22 remove worker.pid",
    "2020/01/27 21:52:22 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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 15.046817302703857,
  "total_seconds": 15.279557228088379,
  "stats": {
    "reqs_per_sec": 288.1333333333333
  },
  "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": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4322,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3818,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4322,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3814,
    "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": 1,
    "web-request.cnt": 4322,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:52:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:52:37 remove worker.pid",
    "2020/01/27 21:52:37 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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 15.061722755432129,
  "total_seconds": 15.293170690536499,
  "stats": {
    "reqs_per_sec": 262.73333333333335
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 8,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 3,
    "LambdaFunc.Invoke.cnt": 3941,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3104,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3941,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3100,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "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": 6,
    "web-request.cnt": 3941,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/01/27 21:52:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:52:53 remove worker.pid",
    "2020/01/27 21:52:53 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpvmq1i390'}
========================================
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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "pip_mirror": "",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/tmp/tmpvmq1i390",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "server_mode": "lambda"
  },
  "seconds": 2.8771262168884277,
  "total_seconds": 3.3211703300476074,
  "stats": {
    "reqs_per_sec": 34.757220923225425
  },
  "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": 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": 10,
    "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": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 67,
    "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": [
    "2020/01/27 21:52:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:52:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:52:56 remove worker.pid",
    "2020/01/27 21:52:56 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpvmq1i390'}
PUSH conf: {'registry': '/tmp/tmpezgavpcq'}
========================================
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": {
    "sandbox": "sock",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "sandbox_config": {},
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/tmp/tmpezgavpcq",
    "import_cache_tree": "",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": ""
  },
  "seconds": 42.129974365234375,
  "total_seconds": 42.698500871658325,
  "stats": {
    "reqs_per_sec": 23.73608415175435
  },
  "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": 1982,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 981,
    "evict.ms-avg": 10,
    "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": [
    "2020/01/27 21:53:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:53:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:53:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:53:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:53:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:53:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/27 21:53:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/27 21:53:39 remove worker.pid",
    "2020/01/27 21:53:39 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpezgavpcq'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0