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": {
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000"
  },
  "seconds": 2.2174129486083984,
  "total_seconds": 2.43448543548584,
  "stats": {
    "pings_per_sec": 450.98030571754055
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:43:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:43:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:43:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:43:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:43:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:43:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:43:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:43:51 remove worker.pid",
    "2019/11/13 21:43:51 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": {
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000"
  },
  "seconds": 9.676278829574585,
  "total_seconds": 9.913987398147583,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 289,
    "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": 287,
    "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": 2408,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 55,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 8,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1234,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2408
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:44:01 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:01 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:01 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:01 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:01 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:01 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:01 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:44:01 remove worker.pid",
    "2019/11/13 21:44:01 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": {
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 6.025317192077637,
  "total_seconds": 6.260536193847656,
  "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": 0,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1498,
    "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": 934,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1498
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:44:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:44:07 remove worker.pid",
    "2019/11/13 21:44:07 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": {
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "docker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000"
  },
  "seconds": 22.54651951789856,
  "total_seconds": 23.570255041122437,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1096,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 236,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5625,
    "Pause().cnt": 4,
    "Pause().ms-avg": 28,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2437,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5625
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:44:30 Kill function: install",
    "2019/11/13 21:44:30 Destroy() [SB 6]",
    "2019/11/13 21:44:30 Kill function: install2",
    "2019/11/13 21:44:30 Destroy() [SB 7]",
    "2019/11/13 21:44:31 Kill function: install3",
    "2019/11/13 21:44:31 Destroy() [SB 9]",
    "2019/11/13 21:44:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:44:31 remove worker.pid",
    "2019/11/13 21:44:31 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": {
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 0.18896794319152832,
  "total_seconds": 0.4208943843841553,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 81,
    "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": 153,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 185,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 185
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:44:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:44:31 remove worker.pid",
    "2019/11/13 21:44:31 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": {
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 0.8516077995300293,
  "total_seconds": 1.0841987133026123,
  "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": 5,
    "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": 847,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 688,
    "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": 847
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:44:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:44:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:44:32 remove worker.pid",
    "2019/11/13 21:44:32 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": {
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 33.99653077125549,
  "total_seconds": 34.25247502326965,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 207,
    "Create()/acquire-cgroup.cnt": 13,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 13,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 145,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 114,
    "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": 6795,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 321,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 30,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 4,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 4380,
    "web-request.cnt": 5,
    "web-request.ms-avg": 6795
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:45:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:45:06 remove worker.pid",
    "2019/11/13 21:45:06 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
========================================
sock_churn {'fork': False, 'procs': 1, 'seconds': 5, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": false,
    "procs": 1,
    "seconds": 5,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 5.158578157424927,
  "total_seconds": 5.382768154144287,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 147,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 142,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:45:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:45:12 remove worker.pid",
    "2019/11/13 21:45:12 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 10.164295196533203,
  "total_seconds": 10.39001178741455,
  "stats": {
    "sandboxes_per_sec": 40.5
  },
  "ol-stats": {
    "Create().cnt": 406,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 406,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 406,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 405,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 406,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 811,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 406,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 406,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 406,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 405,
    "childExit().ms-avg": 0,
    "fork().cnt": 405,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 405,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 423,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 405,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:45:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:45:22 remove worker.pid",
    "2019/11/13 21:45:22 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 10.390535593032837,
  "total_seconds": 10.626397848129272,
  "stats": {
    "sandboxes_per_sec": 44.1
  },
  "ol-stats": {
    "Create().cnt": 442,
    "Create().ms-avg": 92,
    "Create()/acquire-cgroup.cnt": 442,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 442,
    "Create()/acquire-mem.ms-avg": 16,
    "Create()/fork-proc.cnt": 441,
    "Create()/fork-proc.ms-avg": 72,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 442,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 883,
    "Destroy().ms-avg": 55,
    "Destroy()/detach-root.cnt": 442,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 442,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 442,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 441,
    "childExit().ms-avg": 71,
    "fork().cnt": 441,
    "fork().ms-avg": 72,
    "forkRequest.cnt": 441,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 459,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 441,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:45:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:45:33 remove worker.pid",
    "2019/11/13 21:45:33 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 10.821704149246216,
  "total_seconds": 11.164693593978882,
  "stats": {
    "sandboxes_per_sec": 41.9
  },
  "ol-stats": {
    "Create().cnt": 452,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 452,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 452,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 451,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 452,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 871,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 452,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 452,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 452,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 451,
    "childExit().ms-avg": 0,
    "fork().cnt": 451,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 451,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 469,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 451,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:45:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:45:44 remove worker.pid",
    "2019/11/13 21:45:44 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 11.126241445541382,
  "total_seconds": 11.480676412582397,
  "stats": {
    "sandboxes_per_sec": 40.2
  },
  "ol-stats": {
    "Create().cnt": 435,
    "Create().ms-avg": 130,
    "Create()/acquire-cgroup.cnt": 435,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 435,
    "Create()/acquire-mem.ms-avg": 74,
    "Create()/fork-proc.cnt": 434,
    "Create()/fork-proc.ms-avg": 52,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 192,
    "Create()/make-root-fs.cnt": 435,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 837,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 435,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 435,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 435,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 434,
    "childExit().ms-avg": 54,
    "fork().cnt": 434,
    "fork().ms-avg": 52,
    "forkRequest.cnt": 434,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 452,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 434,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:45:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:45:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:45:55 remove worker.pid",
    "2019/11/13 21:45:55 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpkxmnv_1z'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "registry_cache_ms": 3000,
    "pip_mirror": "",
    "registry": "/tmp/tmpkxmnv_1z",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000"
  },
  "seconds": 6.029178142547607,
  "total_seconds": 6.274228572845459,
  "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "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": 1683,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1686,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1683,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1682,
    "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": 2,
    "web-request.cnt": 1683,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:46:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:46:02 remove worker.pid",
    "2019/11/13 21:46:02 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpkxmnv_1z'}
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": {
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 15.040937423706055,
  "total_seconds": 15.272903680801392,
  "stats": {
    "reqs_per_sec": 284.3333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "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": 4265,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4268,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4265,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4264,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4265,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:46:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:46:17 remove worker.pid",
    "2019/11/13 21:46:17 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": {
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 15.045912504196167,
  "total_seconds": 15.277364253997803,
  "stats": {
    "reqs_per_sec": 281.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4218,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3745,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4218,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3741,
    "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": 4218,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:46:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:46:32 remove worker.pid",
    "2019/11/13 21:46:32 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": {
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 15.064523458480835,
  "total_seconds": 15.294222116470337,
  "stats": {
    "reqs_per_sec": 258.0
  },
  "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": 136,
    "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": 3870,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2908,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3870,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2904,
    "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": 4,
    "web-request.cnt": 3870,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:46:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:46:48 remove worker.pid",
    "2019/11/13 21:46:48 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpkooaz3yk'}
========================================
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": {
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "mem_pool_mb": 500,
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "registry": "/tmp/tmpkooaz3yk",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000"
  },
  "seconds": 2.8019609451293945,
  "total_seconds": 3.9351534843444824,
  "stats": {
    "reqs_per_sec": 35.68967684123133
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 151,
    "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": 2,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 24,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 50,
    "evict.ms-avg": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 69,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 24
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:46:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:46:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:46:51 remove worker.pid",
    "2019/11/13 21:46:51 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpkooaz3yk'}
PUSH conf: {'registry': '/tmp/tmp_26id3i4'}
========================================
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": {
    "server_mode": "lambda",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "docker_runtime": "",
    "sandbox": "sock",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "registry": "/tmp/tmp_26id3i4",
    "sandbox_config": {},
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": ""
  },
  "seconds": 42.798420429229736,
  "total_seconds": 43.338019132614136,
  "stats": {
    "reqs_per_sec": 23.36536404918816
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 1983,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 6,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 982,
    "evict.ms-avg": 11,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 38
  },
  "errors": [],
  "worker_tail": [
    "2019/11/13 21:47:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:47:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:47:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:47:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:47:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:47:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/11/13 21:47:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/11/13 21:47:35 remove worker.pid",
    "2019/11/13 21:47:35 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp_26id3i4'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0