python3 -u test.py
RUN ./ol new -p=test-dir
PUSH conf: {'limits': {'installer_mem_mb': 250}}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
ping_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "ping_test",
  "params": {},
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 2.390537738800049,
  "total_seconds": 2.5025475025177,
  "stats": {
    "pings_per_sec": 418.3213881678283
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:44:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:44:21 remove worker.pid",
    "2019/10/29 21:44:21 exiting",
    ""
  ]
}
PUSH conf: {'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "server_mode": "lambda",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 9.833154916763306,
  "total_seconds": 10.072787761688232,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 325,
    "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": 323,
    "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": 2443,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 46,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 15,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1192,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2443
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:44:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:44:31 remove worker.pid",
    "2019/10/29 21:44:31 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}}
PUSH conf: {'mem_pool_mb': 500}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 6.086514472961426,
  "total_seconds": 6.324437618255615,
  "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": 9,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1513,
    "Pause().cnt": 8,
    "Pause().ms-avg": 3,
    "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": 9,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 9,
    "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": 944,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1513
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:44:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:44:37 remove worker.pid",
    "2019/10/29 21:44:37 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": {
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "docker",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 19.60198473930359,
  "total_seconds": 20.62710952758789,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 904,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 245,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4889,
    "Pause().cnt": 4,
    "Pause().ms-avg": 29,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2262,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4889
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:44:57 Kill function: install",
    "2019/10/29 21:44:57 Destroy() [SB 6]",
    "2019/10/29 21:44:58 Kill function: install2",
    "2019/10/29 21:44:58 Destroy() [SB 7]",
    "2019/10/29 21:44:58 Kill function: install3",
    "2019/10/29 21:44:58 Destroy() [SB 9]",
    "2019/10/29 21:44:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:44:58 remove worker.pid",
    "2019/10/29 21:44:58 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": {
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 0.1790323257446289,
  "total_seconds": 0.4106874465942383,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "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": 175,
    "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": 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": 175
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:44:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:44:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:44:58 remove worker.pid",
    "2019/10/29 21:44:58 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 0.8635361194610596,
  "total_seconds": 1.0971152782440186,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "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": 859,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 696,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "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": 859
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:45:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:45:00 remove worker.pid",
    "2019/10/29 21:45:00 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 34.93100166320801,
  "total_seconds": 35.18219304084778,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 167,
    "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": 9,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 151,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 70,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 6981,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 296,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 2,
    "fork().cnt": 5,
    "fork().ms-avg": 9,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 8,
    "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": 4611,
    "web-request.cnt": 5,
    "web-request.ms-avg": 6981
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:45:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:45:35 remove worker.pid",
    "2019/10/29 21:45:35 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 {'baseline': 0, 'fork': False, 'seconds': 5, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": false,
    "seconds": 5,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "server_mode": "sock",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 5.101586580276489,
  "total_seconds": 5.225528717041016,
  "stats": {
    "sandboxes_per_sec": 5.8
  },
  "ol-stats": {
    "Create().cnt": 29,
    "Create().ms-avg": 147,
    "Create()/acquire-cgroup.cnt": 29,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 29,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 29,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 29,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 58,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 29,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 29,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 29,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 46,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:45:40 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:40 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:40 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:40 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:40 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:40 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:45:40 remove worker.pid",
    "2019/10/29 21:45:40 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "server_mode": "sock",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 10.165736198425293,
  "total_seconds": 10.392499923706055,
  "stats": {
    "sandboxes_per_sec": 43.9
  },
  "ol-stats": {
    "Create().cnt": 440,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 440,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 440,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 439,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 440,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 879,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 440,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 440,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 440,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 439,
    "childExit().ms-avg": 0,
    "fork().cnt": 439,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 439,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 457,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 439,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:45:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:45:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:45:50 remove worker.pid",
    "2019/10/29 21:45:50 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "server_mode": "sock",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 10.360798835754395,
  "total_seconds": 10.596988916397095,
  "stats": {
    "sandboxes_per_sec": 45.3
  },
  "ol-stats": {
    "Create().cnt": 454,
    "Create().ms-avg": 77,
    "Create()/acquire-cgroup.cnt": 454,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 454,
    "Create()/acquire-mem.ms-avg": 19,
    "Create()/fork-proc.cnt": 453,
    "Create()/fork-proc.ms-avg": 54,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 454,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 907,
    "Destroy().ms-avg": 53,
    "Destroy()/detach-root.cnt": 454,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 454,
    "Destroy()/kill-procs.ms-avg": 20,
    "Destroy()/remove-root.cnt": 454,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 453,
    "childExit().ms-avg": 55,
    "fork().cnt": 453,
    "fork().ms-avg": 54,
    "forkRequest.cnt": 453,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 471,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 453,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:46:01 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:01 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:01 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:01 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:01 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:01 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:01 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:46:01 remove worker.pid",
    "2019/10/29 21:46:01 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "server_mode": "sock",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 10.833627939224243,
  "total_seconds": 11.169648885726929,
  "stats": {
    "sandboxes_per_sec": 42.1
  },
  "ol-stats": {
    "Create().cnt": 454,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 454,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 454,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 453,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 454,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 875,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 454,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 454,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 454,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 453,
    "childExit().ms-avg": 0,
    "fork().cnt": 453,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 453,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 471,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 453,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:46:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:46:12 remove worker.pid",
    "2019/10/29 21:46:12 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_port": "5000",
    "server_mode": "sock",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 11.036649703979492,
  "total_seconds": 11.395378351211548,
  "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": 75,
    "Create()/fork-proc.cnt": 434,
    "Create()/fork-proc.ms-avg": 51,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 170,
    "Create()/make-root-fs.cnt": 435,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 837,
    "Destroy().ms-avg": 52,
    "Destroy()/detach-root.cnt": 435,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 435,
    "Destroy()/kill-procs.ms-avg": 14,
    "Destroy()/remove-root.cnt": 435,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 434,
    "childExit().ms-avg": 58,
    "fork().cnt": 434,
    "fork().ms-avg": 51,
    "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": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:46:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:46:24 remove worker.pid",
    "2019/10/29 21:46:24 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmp4kwm1j_8'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "registry_cache_ms": 3000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "server_mode": "lambda",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "registry": "/tmp/tmp4kwm1j_8",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 6.030961751937866,
  "total_seconds": 6.274692058563232,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 48,
    "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": 161,
    "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": 1673,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1676,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1673,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1672,
    "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": 7,
    "web-request.cnt": 1673,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:46:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:46:30 remove worker.pid",
    "2019/10/29 21:46:30 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmp4kwm1j_8'}
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": {
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.045438766479492,
  "total_seconds": 15.277209997177124,
  "stats": {
    "reqs_per_sec": 288.06666666666666
  },
  "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": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 142,
    "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": 4321,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4324,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4321,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4320,
    "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": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4321,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:46:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:46:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:46:45 remove worker.pid",
    "2019/10/29 21:46:45 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": {
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.045795917510986,
  "total_seconds": 15.276855230331421,
  "stats": {
    "reqs_per_sec": 285.2
  },
  "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": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4278,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3936,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4278,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3932,
    "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": 4278,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:47:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:47:00 remove worker.pid",
    "2019/10/29 21:47:00 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": {
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.066050052642822,
  "total_seconds": 15.297832727432251,
  "stats": {
    "reqs_per_sec": 251.46666666666667
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 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": 3772,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2866,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3772,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2862,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 3772,
    "web-request.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:47:16 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:16 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:16 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:16 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:16 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:16 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:16 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:47:16 remove worker.pid",
    "2019/10/29 21:47:16 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp2ldz6i_b'}
========================================
call_each_once_exec {'lambda_count': 100, 'alloc_mb': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 100,
    "alloc_mb": 1
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "registry": "/tmp/tmp2ldz6i_b",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 2.9438328742980957,
  "total_seconds": 3.373495578765869,
  "stats": {
    "reqs_per_sec": 33.96961680935193
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 158,
    "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": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 25,
    "Pause().cnt": 200,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 4,
    "evict.cnt": 57,
    "evict.ms-avg": 12,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 65,
    "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": 25
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:47:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:47:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:47:19 remove worker.pid",
    "2019/10/29 21:47:19 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp2ldz6i_b'}
PUSH conf: {'registry': '/tmp/tmpdq50grkq'}
========================================
call_each_once_exec {'lambda_count': 1000, 'alloc_mb': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 1000,
    "alloc_mb": 10
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "server_mode": "lambda",
    "docker_runtime": "",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "registry": "/tmp/tmpdq50grkq",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 43.83621263504028,
  "total_seconds": 44.375067949295044,
  "stats": {
    "reqs_per_sec": 22.81220425385228
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "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": 133,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1980,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 39,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 979,
    "evict.ms-avg": 11,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 41,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 39
  },
  "errors": [],
  "worker_tail": [
    "2019/10/29 21:48:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:48:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:48:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:48:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:48:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:48:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/10/29 21:48:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/10/29 21:48:04 remove worker.pid",
    "2019/10/29 21:48:04 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpdq50grkq'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0