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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    }
  },
  "seconds": 2.182217597961426,
  "total_seconds": 2.363980770111084,
  "stats": {
    "pings_per_sec": 458.2534989554566
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:42:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:42:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:42:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:42:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:42:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:42:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:42:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:42:56 remove worker.pid",
    "2019/09/01 21:42:56 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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    }
  },
  "seconds": 10.533347845077515,
  "total_seconds": 10.777561664581299,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 299,
    "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": 298,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2623,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 64,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 7,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1345,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2623
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:43:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:43:07 remove worker.pid",
    "2019/09/01 21:43:07 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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "mem_pool_mb": 500
  },
  "seconds": 6.34354305267334,
  "total_seconds": 6.584725856781006,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 94,
    "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": 141,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 3,
    "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": 1577,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 62,
    "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": 973,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1577
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:43:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:43:13 remove worker.pid",
    "2019/09/01 21:43:13 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "docker",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    }
  },
  "seconds": 20.154144525527954,
  "total_seconds": 22.28407049179077,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 848,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 425,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5026,
    "Pause().cnt": 4,
    "Pause().ms-avg": 27,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2471,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5026
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:43:34 Kill function: echo",
    "2019/09/01 21:43:34 Destroy() [SB 0]",
    "2019/09/01 21:43:35 Kill function: install",
    "2019/09/01 21:43:35 Destroy() [SB 6]",
    "2019/09/01 21:43:35 Kill function: install2",
    "2019/09/01 21:43:35 Destroy() [SB 7]",
    "2019/09/01 21:43:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:43:36 remove worker.pid",
    "2019/09/01 21:43:36 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "mem_pool_mb": 500
  },
  "seconds": 0.18344783782958984,
  "total_seconds": 0.41984081268310547,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 77,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 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": 179,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 14,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 179
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:43:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:43:36 remove worker.pid",
    "2019/09/01 21:43:36 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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "mem_pool_mb": 500
  },
  "seconds": 0.9089808464050293,
  "total_seconds": 1.1445603370666504,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 78,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "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": 904,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 739,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "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": 2,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 904
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:43:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:43:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:43:37 remove worker.pid",
    "2019/09/01 21:43:37 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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "mem_pool_mb": 500
  },
  "seconds": 39.20248079299927,
  "total_seconds": 39.433496952056885,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 332,
    "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": 163,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 229,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 7836,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 293,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 30,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 4931,
    "web-request.cnt": 5,
    "web-request.ms-avg": 7836
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:44:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:44:17 remove worker.pid",
    "2019/09/01 21:44:17 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 {'baseline': 0, 'seconds': 5, 'fork': False, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 5,
    "fork": false,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "mem_pool_mb": 500
  },
  "seconds": 5.204084396362305,
  "total_seconds": 6.232898235321045,
  "stats": {
    "sandboxes_per_sec": 4.8
  },
  "ol-stats": {
    "Create().cnt": 24,
    "Create().ms-avg": 145,
    "Create()/acquire-cgroup.cnt": 24,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 24,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 24,
    "Create()/fresh-proc.ms-avg": 141,
    "Create()/make-root-fs.cnt": 24,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 48,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 24,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 24,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 24,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 41,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:44:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:44:22 remove worker.pid",
    "2019/09/01 21:44:22 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'seconds': 10, 'fork': True, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 10,
    "fork": true,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "mem_pool_mb": 500
  },
  "seconds": 10.2864408493042,
  "total_seconds": 10.515944004058838,
  "stats": {
    "sandboxes_per_sec": 42.1
  },
  "ol-stats": {
    "Create().cnt": 422,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 422,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 422,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 421,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 422,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 843,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 422,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 422,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 422,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 421,
    "childExit().ms-avg": 0,
    "fork().cnt": 421,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 421,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 439,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 421,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:44:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:44:33 remove worker.pid",
    "2019/09/01 21:44:33 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'seconds': 10, 'fork': True, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 10,
    "fork": true,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "mem_pool_mb": 500
  },
  "seconds": 10.426388025283813,
  "total_seconds": 10.656786680221558,
  "stats": {
    "sandboxes_per_sec": 43.5
  },
  "ol-stats": {
    "Create().cnt": 436,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 436,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 436,
    "Create()/acquire-mem.ms-avg": 13,
    "Create()/fork-proc.cnt": 435,
    "Create()/fork-proc.ms-avg": 77,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 436,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 871,
    "Destroy().ms-avg": 60,
    "Destroy()/detach-root.cnt": 436,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 436,
    "Destroy()/kill-procs.ms-avg": 15,
    "Destroy()/remove-root.cnt": 436,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 435,
    "childExit().ms-avg": 78,
    "fork().cnt": 435,
    "fork().ms-avg": 77,
    "forkRequest.cnt": 435,
    "forkRequest.ms-avg": 12,
    "fresh-cgroup.cnt": 453,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 435,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:44:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:44:44 remove worker.pid",
    "2019/09/01 21:44:44 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'seconds': 10, 'fork': True, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "seconds": 10,
    "fork": true,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "mem_pool_mb": 500
  },
  "seconds": 10.882917165756226,
  "total_seconds": 11.212369680404663,
  "stats": {
    "sandboxes_per_sec": 43.2
  },
  "ol-stats": {
    "Create().cnt": 465,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 465,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 465,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 464,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 465,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 897,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 465,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 465,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 465,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 464,
    "childExit().ms-avg": 0,
    "fork().cnt": 464,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 464,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 482,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 464,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:44:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:44:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:44:55 remove worker.pid",
    "2019/09/01 21:44:55 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'seconds': 10, 'fork': True, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "seconds": 10,
    "fork": true,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "mem_pool_mb": 500
  },
  "seconds": 11.089439868927002,
  "total_seconds": 11.79190444946289,
  "stats": {
    "sandboxes_per_sec": 39.1
  },
  "ol-stats": {
    "Create().cnt": 424,
    "Create().ms-avg": 146,
    "Create()/acquire-cgroup.cnt": 424,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 424,
    "Create()/acquire-mem.ms-avg": 84,
    "Create()/fork-proc.cnt": 423,
    "Create()/fork-proc.ms-avg": 59,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 144,
    "Create()/make-root-fs.cnt": 424,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 815,
    "Destroy().ms-avg": 58,
    "Destroy()/detach-root.cnt": 424,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 424,
    "Destroy()/kill-procs.ms-avg": 16,
    "Destroy()/remove-root.cnt": 424,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 423,
    "childExit().ms-avg": 68,
    "fork().cnt": 423,
    "fork().ms-avg": 59,
    "forkRequest.cnt": 423,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 441,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 423,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:45:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:45:07 remove worker.pid",
    "2019/09/01 21:45:07 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpwk0q8myu', '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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 3000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/tmp/tmpwk0q8myu",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    }
  },
  "seconds": 6.038207292556763,
  "total_seconds": 6.2862794399261475,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 56,
    "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": 191,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1684,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1687,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1684,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1683,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 1684,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:45:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:45:13 remove worker.pid",
    "2019/09/01 21:45:13 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpwk0q8myu', '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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "mem_pool_mb": 500
  },
  "seconds": 15.043071508407593,
  "total_seconds": 15.277256727218628,
  "stats": {
    "reqs_per_sec": 283.93333333333334
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 46,
    "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": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4259,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4262,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4259,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4258,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4259,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:45:29 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:29 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:29 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:29 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:29 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:29 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:45:29 remove worker.pid",
    "2019/09/01 21:45:29 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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "mem_pool_mb": 500
  },
  "seconds": 15.049005270004272,
  "total_seconds": 15.281770944595337,
  "stats": {
    "reqs_per_sec": 284.26666666666665
  },
  "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": 141,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4264,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3818,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4264,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3814,
    "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": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4264,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:45:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:45:44 remove worker.pid",
    "2019/09/01 21:45:44 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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "mem_pool_mb": 500
  },
  "seconds": 15.072805881500244,
  "total_seconds": 15.30717945098877,
  "stats": {
    "reqs_per_sec": 262.6666666666667
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "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": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3940,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2934,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3940,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2930,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 6,
    "web-request.cnt": 3940,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:45:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:45:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:45:59 remove worker.pid",
    "2019/09/01 21:45:59 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpdsvpjlb9'}
========================================
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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/tmp/tmpdsvpjlb9",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    }
  },
  "seconds": 3.169677257537842,
  "total_seconds": 3.6222634315490723,
  "stats": {
    "reqs_per_sec": 31.5492001721616
  },
  "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": 139,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 156,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 4,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 27,
    "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": 55,
    "evict.ms-avg": 12,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 70,
    "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": 27
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:46:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:46:03 remove worker.pid",
    "2019/09/01 21:46:03 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpdsvpjlb9'}
PUSH conf: {'registry': '/tmp/tmp1i1fg7xm'}
========================================
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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "registry": "/tmp/tmp1i1fg7xm",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "mem_pool_mb": 500
  },
  "seconds": 47.68949794769287,
  "total_seconds": 48.25316309928894,
  "stats": {
    "reqs_per_sec": 20.968989462351683
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 9,
    "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": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 161,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1980,
    "Destroy().ms-avg": 7,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 8,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 43,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 20,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 4,
    "evict.cnt": 979,
    "evict.ms-avg": 15,
    "fork().cnt": 1000,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 43
  },
  "errors": [],
  "worker_tail": [
    "2019/09/01 21:46:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/09/01 21:46:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/09/01 21:46:51 remove worker.pid",
    "2019/09/01 21:46:51 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp1i1fg7xm'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0