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",
    "sandbox": "sock",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 2.1847076416015625,
  "total_seconds": 2.463920831680298,
  "stats": {
    "pings_per_sec": 457.7315946904801
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:43:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:43:02 remove worker.pid",
    "2019/12/25 21:43:02 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": {
    "import_cache_tree": "",
    "worker_port": "5000",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 9.13155722618103,
  "total_seconds": 9.371757745742798,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 272,
    "Create()/acquire-cgroup.cnt": 10,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 10,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 10,
    "Create()/fresh-proc.ms-avg": 254,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 16,
    "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": 2274,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 46,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 28,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1180,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2274
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:43:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:43:12 remove worker.pid",
    "2019/12/25 21:43:12 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",
    "sandbox": "sock",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 5.974820852279663,
  "total_seconds": 6.2151103019714355,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "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": 1485,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 43,
    "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": 6,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 926,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1485
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:43:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:43:18 remove worker.pid",
    "2019/12/25 21:43:18 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",
    "sandbox_config": {},
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "docker",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 19.7206711769104,
  "total_seconds": 20.748221158981323,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 834,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 247,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4919,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2411,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4919
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:43:38 Kill function: install2",
    "2019/12/25 21:43:38 Destroy() [SB 7]",
    "2019/12/25 21:43:38 Kill function: install3",
    "2019/12/25 21:43:38 Destroy() [SB 9]",
    "2019/12/25 21:43:38 Kill function: echo",
    "2019/12/25 21:43:38 Destroy() [SB 0]",
    "2019/12/25 21:43:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:43:38 remove worker.pid",
    "2019/12/25 21:43:38 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",
    "sandbox": "sock",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 0.20116901397705078,
  "total_seconds": 0.43337488174438477,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 86,
    "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": 4,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 156,
    "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": 197,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 4,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 7,
    "web-request.cnt": 1,
    "web-request.ms-avg": 197
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:43:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:43:39 remove worker.pid",
    "2019/12/25 21:43:39 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",
    "sandbox": "sock",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 0.8207004070281982,
  "total_seconds": 1.0517442226409912,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "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": 816,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 654,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 816
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:43:40 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:40 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:40 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:40 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:40 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:40 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:43:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:43:40 remove worker.pid",
    "2019/12/25 21:43:40 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": {
    "import_cache_tree": "",
    "worker_port": "5000",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 32.778613328933716,
  "total_seconds": 33.00922679901123,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 108,
    "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": 6,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 146,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 14,
    "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": 1,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 6552,
    "Pause().cnt": 10,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 343,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 6,
    "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": 4377,
    "web-request.cnt": 5,
    "web-request.ms-avg": 6552
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:44:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:44:13 remove worker.pid",
    "2019/12/25 21:44:13 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 {'fork': False, 'baseline': 0, 'seconds': 5, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": false,
    "baseline": 0,
    "seconds": 5,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "sandbox_config": {},
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "sock",
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 5.223294973373413,
  "total_seconds": 5.4454638957977295,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 144,
    "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": 139,
    "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": [
    "2019/12/25 21:44:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:44:18 remove worker.pid",
    "2019/12/25 21:44:18 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 0, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 0,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "sandbox_config": {},
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "sock",
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 10.160255193710327,
  "total_seconds": 10.395121812820435,
  "stats": {
    "sandboxes_per_sec": 45.3
  },
  "ol-stats": {
    "Create().cnt": 454,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 454,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 454,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 453,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 454,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 907,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 454,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 454,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 454,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 453,
    "childExit().ms-avg": 0,
    "fork().cnt": 453,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 453,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 471,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 453,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:44:29 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:29 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:29 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:29 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:29 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:29 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:44:29 remove worker.pid",
    "2019/12/25 21:44:29 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 0, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 0,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "sandbox_config": {},
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "sock",
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 10.372589111328125,
  "total_seconds": 10.601349830627441,
  "stats": {
    "sandboxes_per_sec": 45.5
  },
  "ol-stats": {
    "Create().cnt": 456,
    "Create().ms-avg": 75,
    "Create()/acquire-cgroup.cnt": 456,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 456,
    "Create()/acquire-mem.ms-avg": 14,
    "Create()/fork-proc.cnt": 455,
    "Create()/fork-proc.ms-avg": 56,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 456,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 911,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 456,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 456,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 456,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 455,
    "childExit().ms-avg": 56,
    "fork().cnt": 455,
    "fork().ms-avg": 56,
    "forkRequest.cnt": 455,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 473,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 455,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:44:40 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:40 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:40 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:40 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:40 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:40 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:44:40 remove worker.pid",
    "2019/12/25 21:44:40 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 32, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 32,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "sandbox_config": {},
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "sock",
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 10.806949138641357,
  "total_seconds": 11.14409351348877,
  "stats": {
    "sandboxes_per_sec": 45.8
  },
  "ol-stats": {
    "Create().cnt": 491,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 491,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 491,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 490,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 491,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 949,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 491,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 491,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 491,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 490,
    "childExit().ms-avg": 0,
    "fork().cnt": 490,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 490,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 508,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 490,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:44:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:44:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:44:51 remove worker.pid",
    "2019/12/25 21:44:51 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 32, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 32,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "sandbox_config": {},
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "sock",
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 11.06772518157959,
  "total_seconds": 11.517611980438232,
  "stats": {
    "sandboxes_per_sec": 41.4
  },
  "ol-stats": {
    "Create().cnt": 447,
    "Create().ms-avg": 126,
    "Create()/acquire-cgroup.cnt": 447,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 447,
    "Create()/acquire-mem.ms-avg": 76,
    "Create()/fork-proc.cnt": 446,
    "Create()/fork-proc.ms-avg": 46,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 149,
    "Create()/make-root-fs.cnt": 447,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 861,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 447,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 447,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 447,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 446,
    "childExit().ms-avg": 51,
    "fork().cnt": 446,
    "fork().ms-avg": 46,
    "forkRequest.cnt": 446,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 464,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 446,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:45:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:45:02 remove worker.pid",
    "2019/12/25 21:45:02 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpj07958xh', '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": {
    "import_cache_tree": "",
    "worker_port": "5000",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/tmp/tmpj07958xh",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry_cache_ms": 3000,
    "mem_pool_mb": 500
  },
  "seconds": 6.031431674957275,
  "total_seconds": 6.272357940673828,
  "stats": null,
  "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": 134,
    "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": 1653,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1656,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1653,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1652,
    "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": 7,
    "web-request.cnt": 1653,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:45:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:45:09 remove worker.pid",
    "2019/12/25 21:45:09 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpj07958xh', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'seconds': 15, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "sandbox": "sock",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 15.050886154174805,
  "total_seconds": 15.282413482666016,
  "stats": {
    "reqs_per_sec": 284.8666666666667
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "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": 4273,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4276,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4273,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4272,
    "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": 2,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4273,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:45:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:45:24 remove worker.pid",
    "2019/12/25 21:45:24 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 2}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 2
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "sandbox": "sock",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 15.042517185211182,
  "total_seconds": 15.272919654846191,
  "stats": {
    "reqs_per_sec": 288.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4323,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3916,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4323,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3912,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4323,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:45:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:45:39 remove worker.pid",
    "2019/12/25 21:45:39 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 8}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 8
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "sandbox": "sock",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 15.0648353099823,
  "total_seconds": 15.294410943984985,
  "stats": {
    "reqs_per_sec": 260.46666666666664
  },
  "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": 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": 3907,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2945,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3907,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2941,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 3907,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:45:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:45:55 remove worker.pid",
    "2019/12/25 21:45:55 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpas2aext3'}
========================================
call_each_once_exec {'alloc_mb': 1, 'lambda_count': 100}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 1,
    "lambda_count": 100
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "sandbox": "sock",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/tmp/tmpas2aext3",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "sandbox_config": {},
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 2.7620203495025635,
  "total_seconds": 3.228698492050171,
  "stats": {
    "reqs_per_sec": 36.20587200451358
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 155,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 23,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 54,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 68,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 23
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:45:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:45:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:45:58 remove worker.pid",
    "2019/12/25 21:45:58 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpas2aext3'}
PUSH conf: {'registry': '/tmp/tmpeppn6wcv'}
========================================
call_each_once_exec {'alloc_mb': 10, 'lambda_count': 1000}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 10,
    "lambda_count": 1000
  },
  "pass": true,
  "conf": {
    "worker_port": "5000",
    "sandbox_config": {},
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "registry": "/tmp/tmpeppn6wcv",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "trace": {
      "evictor": false,
      "package": false,
      "cgroups": false,
      "memory": false
    },
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500
  },
  "seconds": 42.946324586868286,
  "total_seconds": 43.61724233627319,
  "stats": {
    "reqs_per_sec": 23.284902673191215
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1980,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 2,
    "evict.cnt": 979,
    "evict.ms-avg": 10,
    "fork().cnt": 1000,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 41,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 38
  },
  "errors": [],
  "worker_tail": [
    "2019/12/25 21:46:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:46:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:46:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:46:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:46:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:46:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/25 21:46:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/25 21:46:42 remove worker.pid",
    "2019/12/25 21:46:42 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpeppn6wcv'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0