python3 -u test.py
RUN ./ol new -p=test-dir
PUSH conf: {'limits': {'installer_mem_mb': 250}}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
ping_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "ping_test",
  "params": {},
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "docker_runtime": ""
  },
  "seconds": 2.13736891746521,
  "total_seconds": 2.4442336559295654,
  "stats": {
    "pings_per_sec": 467.87241238681077
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:47:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:47:05 remove worker.pid",
    "2020/06/25 21:47:05 exiting",
    ""
  ]
}
PUSH conf: {'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "docker_runtime": ""
  },
  "seconds": 16.79512906074524,
  "total_seconds": 17.034464359283447,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 279,
    "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": 277,
    "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": 4188,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 136,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 13,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2395,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4188
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:47:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:47:22 remove worker.pid",
    "2020/06/25 21:47:22 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}}
PUSH conf: {'mem_pool_mb': 500}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 6.407260894775391,
  "total_seconds": 6.644385576248169,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 92,
    "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": 1594,
    "Pause().cnt": 8,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 41,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 998,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1594
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:47:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:47:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:47:28 remove worker.pid",
    "2020/06/25 21:47:28 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "docker",
    "docker_runtime": ""
  },
  "seconds": 49.26684617996216,
  "total_seconds": 50.29340934753418,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1807,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 1528,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 12305,
    "Pause().cnt": 4,
    "Pause().ms-avg": 81,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 7203,
    "web-request.cnt": 4,
    "web-request.ms-avg": 12305
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:48:18 Kill function: install",
    "2020/06/25 21:48:18 Destroy() [SB 6]",
    "2020/06/25 21:48:18 Kill function: install2",
    "2020/06/25 21:48:18 Destroy() [SB 7]",
    "2020/06/25 21:48:18 Kill function: install3",
    "2020/06/25 21:48:18 Destroy() [SB 9]",
    "2020/06/25 21:48:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:48:19 remove worker.pid",
    "2020/06/25 21:48:19 exiting",
    ""
  ]
}
POP conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 0.17683815956115723,
  "total_seconds": 0.4066340923309326,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 173,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 12,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 173
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:48:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:48:19 remove worker.pid",
    "2020/06/25 21:48:19 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 0.8311851024627686,
  "total_seconds": 1.0638830661773682,
  "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": 7,
    "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": 827,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 667,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 827
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:48:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:48:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:48:20 remove worker.pid",
    "2020/06/25 21:48:20 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 78.00928115844727,
  "total_seconds": 78.25231003761292,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 98,
    "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": 7,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 151,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 15598,
    "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": 7,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 7,
    "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": 3,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 10875,
    "web-request.cnt": 5,
    "web-request.ms-avg": 15598
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:49:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:49:38 remove worker.pid",
    "2020/06/25 21:49:38 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'procs': 1, 'baseline': 0, 'fork': False, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 0,
    "fork": false,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "sock",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 5.113694667816162,
  "total_seconds": 5.237741708755493,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 145,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 6,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:49:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:49:44 remove worker.pid",
    "2020/06/25 21:49:44 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'baseline': 0, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 0,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "sock",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 10.171987056732178,
  "total_seconds": 10.437367677688599,
  "stats": {
    "sandboxes_per_sec": 45.9
  },
  "ol-stats": {
    "Create().cnt": 460,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 460,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 460,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 459,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 132,
    "Create()/make-root-fs.cnt": 460,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 919,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 460,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 460,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 460,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 459,
    "childExit().ms-avg": 0,
    "fork().cnt": 459,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 459,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 477,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 459,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:49:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:49:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:49:54 remove worker.pid",
    "2020/06/25 21:49:54 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'baseline': 0, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "baseline": 0,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "sock",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 10.457719802856445,
  "total_seconds": 10.694339752197266,
  "stats": {
    "sandboxes_per_sec": 43.7
  },
  "ol-stats": {
    "Create().cnt": 438,
    "Create().ms-avg": 84,
    "Create()/acquire-cgroup.cnt": 438,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 438,
    "Create()/acquire-mem.ms-avg": 31,
    "Create()/fork-proc.cnt": 437,
    "Create()/fork-proc.ms-avg": 44,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 438,
    "Create()/make-root-fs.ms-avg": 7,
    "Destroy().cnt": 875,
    "Destroy().ms-avg": 57,
    "Destroy()/detach-root.cnt": 438,
    "Destroy()/detach-root.ms-avg": 3,
    "Destroy()/kill-procs.cnt": 438,
    "Destroy()/kill-procs.ms-avg": 19,
    "Destroy()/remove-root.cnt": 438,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 437,
    "childExit().ms-avg": 44,
    "fork().cnt": 437,
    "fork().ms-avg": 44,
    "forkRequest.cnt": 437,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 455,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 437,
    "move-to-cg-after-fork.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:50:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:50:05 remove worker.pid",
    "2020/06/25 21:50:05 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'baseline': 32, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 32,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "sock",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 10.869592189788818,
  "total_seconds": 11.897154331207275,
  "stats": {
    "sandboxes_per_sec": 44.8
  },
  "ol-stats": {
    "Create().cnt": 481,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 481,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 481,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 480,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 481,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 929,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 481,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 481,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 481,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 480,
    "childExit().ms-avg": 0,
    "fork().cnt": 480,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 480,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 498,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 480,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:50:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:50:17 remove worker.pid",
    "2020/06/25 21:50:17 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'baseline': 32, 'fork': True, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "baseline": 32,
    "fork": true,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "sock",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 11.037731170654297,
  "total_seconds": 11.391501903533936,
  "stats": {
    "sandboxes_per_sec": 40.2
  },
  "ol-stats": {
    "Create().cnt": 435,
    "Create().ms-avg": 138,
    "Create()/acquire-cgroup.cnt": 435,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 435,
    "Create()/acquire-mem.ms-avg": 81,
    "Create()/fork-proc.cnt": 434,
    "Create()/fork-proc.ms-avg": 53,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 435,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 837,
    "Destroy().ms-avg": 49,
    "Destroy()/detach-root.cnt": 435,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 435,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 435,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 434,
    "childExit().ms-avg": 58,
    "fork().cnt": 434,
    "fork().ms-avg": 53,
    "forkRequest.cnt": 434,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 452,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 434,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:50:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:50:28 remove worker.pid",
    "2020/06/25 21:50:28 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmp9bhjnrsx', '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": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "registry_cache_ms": 3000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmp9bhjnrsx",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "docker_runtime": ""
  },
  "seconds": 6.030001640319824,
  "total_seconds": 6.267196178436279,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 53,
    "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": 176,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1633,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1636,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1633,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1632,
    "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": 1633,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:50:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:50:34 remove worker.pid",
    "2020/06/25 21:50:34 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp9bhjnrsx', '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": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 15.041932344436646,
  "total_seconds": 15.27239203453064,
  "stats": {
    "reqs_per_sec": 283.8
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4257,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4260,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4257,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4256,
    "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": 4257,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:50:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:50:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:50:50 remove worker.pid",
    "2020/06/25 21:50:50 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": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 15.046458005905151,
  "total_seconds": 15.277563095092773,
  "stats": {
    "reqs_per_sec": 282.1333333333333
  },
  "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": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4232,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3855,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4232,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3851,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 4232,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:51:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:51:05 remove worker.pid",
    "2020/06/25 21:51:05 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": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 15.069416999816895,
  "total_seconds": 15.301191091537476,
  "stats": {
    "reqs_per_sec": 262.93333333333334
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3944,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2855,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3944,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2851,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 2,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 3944,
    "web-request.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:51:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:51:20 remove worker.pid",
    "2020/06/25 21:51:20 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpwnspn2cr'}
========================================
call_each_once_exec {'lambda_count': 100, 'alloc_mb': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 100,
    "alloc_mb": 1
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmpwnspn2cr",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "docker_runtime": ""
  },
  "seconds": 2.8797128200531006,
  "total_seconds": 3.3161544799804688,
  "stats": {
    "reqs_per_sec": 34.7260442848336
  },
  "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": 154,
    "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": 25,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 53,
    "evict.ms-avg": 10,
    "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": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 25
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:51:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:51:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:51:24 remove worker.pid",
    "2020/06/25 21:51:24 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpwnspn2cr'}
PUSH conf: {'registry': '/tmp/tmp0s7f252o'}
========================================
call_each_once_exec {'lambda_count': 1000, 'alloc_mb': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 1000,
    "alloc_mb": 10
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "package": false,
      "memory": false,
      "evictor": false,
      "cgroups": false
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "docker_runtime": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmp0s7f252o",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "import_cache_tree": ""
  },
  "seconds": 81.10851645469666,
  "total_seconds": 82.76016616821289,
  "stats": {
    "reqs_per_sec": 12.329165252668192
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 14,
    "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": 10,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 1981,
    "Destroy().ms-avg": 8,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 2,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 1,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 62,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 26,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 4,
    "evict.cnt": 980,
    "evict.ms-avg": 23,
    "fork().cnt": 1000,
    "fork().ms-avg": 10,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 4,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 12,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 72
  },
  "errors": [],
  "worker_tail": [
    "2020/06/25 21:52:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:52:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:52:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:52:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:52:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:52:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/25 21:52:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/25 21:52:46 remove worker.pid",
    "2020/06/25 21:52:46 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp0s7f252o'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0