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": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 2.100623846054077,
  "total_seconds": 2.327829122543335,
  "stats": {
    "pings_per_sec": 476.05321693991016
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:42:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:42:33 remove worker.pid",
    "2019/08/26 21:42:33 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": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 10.170997858047485,
  "total_seconds": 10.405481576919556,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 353,
    "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": 351,
    "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": 2497,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 62,
    "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": 1186,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2497
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:42:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:42:43 remove worker.pid",
    "2019/08/26 21:42:43 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}}
PUSH conf: {'mem_pool_mb': 500}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 5.8592681884765625,
  "total_seconds": 6.093526601791382,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 87,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 130,
    "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": 1457,
    "Pause().cnt": 8,
    "Pause().ms-avg": 2,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 55,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 7,
    "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": 903,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1457
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:42:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:42:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:42:50 remove worker.pid",
    "2019/08/26 21:42:50 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": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox": "docker",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 19.05994701385498,
  "total_seconds": 20.58188819885254,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 841,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 305,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4753,
    "Pause().cnt": 4,
    "Pause().ms-avg": 25,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2321,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4753
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:43:09 Kill function: install2",
    "2019/08/26 21:43:09 Destroy() [SB 7]",
    "2019/08/26 21:43:09 Kill function: install3",
    "2019/08/26 21:43:09 Destroy() [SB 9]",
    "2019/08/26 21:43:10 Kill function: echo",
    "2019/08/26 21:43:10 Destroy() [SB 0]",
    "2019/08/26 21:43:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:43:10 remove worker.pid",
    "2019/08/26 21:43:10 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": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 0.16061782836914062,
  "total_seconds": 0.2891833782196045,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 70,
    "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 125,
    "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": 157,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 10,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 1,
    "web-request.ms-avg": 157
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:43:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:43:10 remove worker.pid",
    "2019/08/26 21:43:10 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 0.7370977401733398,
  "total_seconds": 0.9681005477905273,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 70,
    "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": 124,
    "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": 733,
    "Pause().cnt": 2,
    "Pause().ms-avg": 2,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 587,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 733
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:43:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:43:11 remove worker.pid",
    "2019/08/26 21:43:11 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 27.558635711669922,
  "total_seconds": 27.823210954666138,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 103,
    "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": 138,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 16,
    "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": 5508,
    "Pause().cnt": 10,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 243,
    "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": 4,
    "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": 3703,
    "web-request.cnt": 5,
    "web-request.ms-avg": 5508
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:43:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:43:39 remove worker.pid",
    "2019/08/26 21:43:39 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 {'fork': False, 'procs': 1, 'baseline': 0, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": false,
    "procs": 1,
    "baseline": 0,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 5.132331371307373,
  "total_seconds": 5.3529393672943115,
  "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": 138,
    "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": [
    "2019/08/26 21:43:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:43:45 remove worker.pid",
    "2019/08/26 21:43:45 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'baseline': 0, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "baseline": 0,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 10.165371894836426,
  "total_seconds": 10.390896320343018,
  "stats": {
    "sandboxes_per_sec": 47.7
  },
  "ol-stats": {
    "Create().cnt": 478,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 478,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 478,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 477,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 478,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 955,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 478,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 478,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 478,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 477,
    "childExit().ms-avg": 0,
    "fork().cnt": 477,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 477,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 495,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 477,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:43:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:43:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:43:55 remove worker.pid",
    "2019/08/26 21:43:55 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'baseline': 0, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "baseline": 0,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 10.33191466331482,
  "total_seconds": 10.565842628479004,
  "stats": {
    "sandboxes_per_sec": 51.7
  },
  "ol-stats": {
    "Create().cnt": 518,
    "Create().ms-avg": 68,
    "Create()/acquire-cgroup.cnt": 518,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 518,
    "Create()/acquire-mem.ms-avg": 13,
    "Create()/fork-proc.cnt": 517,
    "Create()/fork-proc.ms-avg": 52,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 131,
    "Create()/make-root-fs.cnt": 518,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1035,
    "Destroy().ms-avg": 39,
    "Destroy()/detach-root.cnt": 518,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 518,
    "Destroy()/kill-procs.ms-avg": 9,
    "Destroy()/remove-root.cnt": 518,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 517,
    "childExit().ms-avg": 49,
    "fork().cnt": 517,
    "fork().ms-avg": 52,
    "forkRequest.cnt": 517,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 535,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 517,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:44:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:44:06 remove worker.pid",
    "2019/08/26 21:44:06 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'baseline': 32, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "baseline": 32,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 10.769988059997559,
  "total_seconds": 11.099792242050171,
  "stats": {
    "sandboxes_per_sec": 51.1
  },
  "ol-stats": {
    "Create().cnt": 544,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 544,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 544,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 543,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 544,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 1055,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 544,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 544,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 544,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 543,
    "childExit().ms-avg": 0,
    "fork().cnt": 543,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 543,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 561,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 543,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:44:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:44:17 remove worker.pid",
    "2019/08/26 21:44:17 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'baseline': 32, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "baseline": 32,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 10.92276382446289,
  "total_seconds": 11.388038635253906,
  "stats": {
    "sandboxes_per_sec": 44.1
  },
  "ol-stats": {
    "Create().cnt": 474,
    "Create().ms-avg": 116,
    "Create()/acquire-cgroup.cnt": 474,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 474,
    "Create()/acquire-mem.ms-avg": 67,
    "Create()/fork-proc.cnt": 473,
    "Create()/fork-proc.ms-avg": 46,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 145,
    "Create()/make-root-fs.cnt": 474,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 915,
    "Destroy().ms-avg": 44,
    "Destroy()/detach-root.cnt": 474,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 474,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 474,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 473,
    "childExit().ms-avg": 52,
    "fork().cnt": 473,
    "fork().ms-avg": 46,
    "forkRequest.cnt": 473,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 491,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 473,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:44:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:44:28 remove worker.pid",
    "2019/08/26 21:44:28 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmpalrfmpy1', '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": {
    "registry": "/tmp/tmpalrfmpy1",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 3000,
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 6.031325101852417,
  "total_seconds": 6.270798683166504,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 49,
    "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": 167,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 1716,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1719,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1716,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1715,
    "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": 1716,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:44:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:44:34 remove worker.pid",
    "2019/08/26 21:44:34 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpalrfmpy1', '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": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 15.041244983673096,
  "total_seconds": 15.27080249786377,
  "stats": {
    "reqs_per_sec": 290.73333333333335
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 42,
    "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": 133,
    "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": 4361,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4364,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4361,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4360,
    "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": 4361,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:44:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:44:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:44:50 remove worker.pid",
    "2019/08/26 21:44:50 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": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 15.049254179000854,
  "total_seconds": 15.278881549835205,
  "stats": {
    "reqs_per_sec": 293.4
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4401,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3895,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4401,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3891,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4401,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:45:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:45:05 remove worker.pid",
    "2019/08/26 21:45:05 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": {
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 15.059478998184204,
  "total_seconds": 15.287405014038086,
  "stats": {
    "reqs_per_sec": 272.1333333333333
  },
  "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": 132,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4082,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3015,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4082,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3011,
    "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": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 4082,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:45:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:45:20 remove worker.pid",
    "2019/08/26 21:45:20 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpyd2s21lf'}
========================================
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": {
    "registry": "/tmp/tmpyd2s21lf",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "sandbox": "sock",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 2.605222463607788,
  "total_seconds": 3.050992727279663,
  "stats": {
    "reqs_per_sec": 38.385165108308975
  },
  "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": 135,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 155,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 22,
    "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": 9,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 64,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 22
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:45:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:45:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:45:23 remove worker.pid",
    "2019/08/26 21:45:23 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpyd2s21lf'}
PUSH conf: {'registry': '/tmp/tmptfzda2iq'}
========================================
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": {
    "registry": "/tmp/tmptfzda2iq",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "server_mode": "lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "memory": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "pip_mirror": "",
    "worker_port": "5000"
  },
  "seconds": 39.40864944458008,
  "total_seconds": 40.05282998085022,
  "stats": {
    "reqs_per_sec": 25.37515451012011
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 6,
    "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": 134,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 1981,
    "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": 35,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 18,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 980,
    "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": 35
  },
  "errors": [],
  "worker_tail": [
    "2019/08/26 21:46:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:46:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:46:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:46:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:46:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:46:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/26 21:46:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/26 21:46:03 remove worker.pid",
    "2019/08/26 21:46:03 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmptfzda2iq'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0