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": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "import_cache_tree": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 2.146834373474121,
  "total_seconds": 2.3596303462982178,
  "stats": {
    "pings_per_sec": 465.806774609618
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:42:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:42:33 remove worker.pid",
    "2019/08/03 21:42:33 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": {
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "import_cache_tree": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 9.115941524505615,
  "total_seconds": 9.354980945587158,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 266,
    "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": 264,
    "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": 2265,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 69,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 9,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1164,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2265
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:42:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:42:42 remove worker.pid",
    "2019/08/03 21:42:42 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": {
    "docker_runtime": "",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 6.2513322830200195,
  "total_seconds": 6.494237422943115,
  "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": 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": 0,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1555,
    "Pause().cnt": 8,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 60,
    "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": 7,
    "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": 960,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1555
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:42:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:42:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:42:49 remove worker.pid",
    "2019/08/03 21:42:49 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": {
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "docker",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": ""
  },
  "seconds": 18.949644327163696,
  "total_seconds": 19.976150512695312,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 789,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 255,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4725,
    "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": 2366,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4725
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:43:08 Kill function: install2",
    "2019/08/03 21:43:08 Destroy() [SB 7]",
    "2019/08/03 21:43:08 Kill function: install3",
    "2019/08/03 21:43:08 Destroy() [SB 9]",
    "2019/08/03 21:43:08 Kill function: echo",
    "2019/08/03 21:43:08 Destroy() [SB 0]",
    "2019/08/03 21:43:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:43:09 remove worker.pid",
    "2019/08/03 21:43:09 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": {
    "docker_runtime": "",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 0.19725847244262695,
  "total_seconds": 0.43099498748779297,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 87,
    "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": 158,
    "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": 193,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 3,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 193
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:43:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:43:09 remove worker.pid",
    "2019/08/03 21:43:09 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": {
    "docker_runtime": "",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 0.8502495288848877,
  "total_seconds": 1.0849356651306152,
  "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": 6,
    "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": 846,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 684,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "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": 846
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:43:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:43:10 remove worker.pid",
    "2019/08/03 21:43:10 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": {
    "docker_runtime": "",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 25.84716796875,
  "total_seconds": 26.104759216308594,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 128,
    "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": 146,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 36,
    "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": 5164,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 251,
    "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": 8,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 3408,
    "web-request.cnt": 5,
    "web-request.ms-avg": 5164
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:43:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:43:36 remove worker.pid",
    "2019/08/03 21:43:36 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 {'seconds': 5, 'fork': False, 'baseline': 0, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 5,
    "fork": false,
    "baseline": 0,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 5.214824438095093,
  "total_seconds": 5.436193466186523,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 144,
    "Create()/acquire-cgroup.cnt": 32,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 32,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 32,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 32,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 64,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 32,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 32,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 32,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 49,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:43:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:43:42 remove worker.pid",
    "2019/08/03 21:43:42 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'baseline': 0, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "baseline": 0,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 10.16386079788208,
  "total_seconds": 10.390768766403198,
  "stats": {
    "sandboxes_per_sec": 45.5
  },
  "ol-stats": {
    "Create().cnt": 456,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 456,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 456,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 455,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 456,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 911,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 456,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 456,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 456,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 455,
    "childExit().ms-avg": 0,
    "fork().cnt": 455,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 455,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 473,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 455,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:43:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:43:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:43:52 remove worker.pid",
    "2019/08/03 21:43:52 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'baseline': 0, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "baseline": 0,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 10.371354103088379,
  "total_seconds": 10.598672866821289,
  "stats": {
    "sandboxes_per_sec": 45.9
  },
  "ol-stats": {
    "Create().cnt": 460,
    "Create().ms-avg": 86,
    "Create()/acquire-cgroup.cnt": 460,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 460,
    "Create()/acquire-mem.ms-avg": 14,
    "Create()/fork-proc.cnt": 459,
    "Create()/fork-proc.ms-avg": 67,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 460,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 919,
    "Destroy().ms-avg": 50,
    "Destroy()/detach-root.cnt": 460,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 460,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 460,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 459,
    "childExit().ms-avg": 62,
    "fork().cnt": 459,
    "fork().ms-avg": 67,
    "forkRequest.cnt": 459,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 477,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 459,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:44:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:44:03 remove worker.pid",
    "2019/08/03 21:44:03 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'baseline': 32, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "baseline": 32,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 10.789764404296875,
  "total_seconds": 11.116423845291138,
  "stats": {
    "sandboxes_per_sec": 44.1
  },
  "ol-stats": {
    "Create().cnt": 474,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 474,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 474,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 473,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 474,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 915,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 474,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 474,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 474,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 473,
    "childExit().ms-avg": 0,
    "fork().cnt": 473,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 473,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 491,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 473,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:44:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:44:14 remove worker.pid",
    "2019/08/03 21:44:14 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'fork': True, 'baseline': 32, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "fork": true,
    "baseline": 32,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "sock",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 11.079567909240723,
  "total_seconds": 11.436959266662598,
  "stats": {
    "sandboxes_per_sec": 41.6
  },
  "ol-stats": {
    "Create().cnt": 449,
    "Create().ms-avg": 129,
    "Create()/acquire-cgroup.cnt": 449,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 449,
    "Create()/acquire-mem.ms-avg": 75,
    "Create()/fork-proc.cnt": 448,
    "Create()/fork-proc.ms-avg": 50,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 179,
    "Create()/make-root-fs.cnt": 449,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 865,
    "Destroy().ms-avg": 47,
    "Destroy()/detach-root.cnt": 449,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 449,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 449,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 448,
    "childExit().ms-avg": 54,
    "fork().cnt": 448,
    "fork().ms-avg": 49,
    "forkRequest.cnt": 448,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 466,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 448,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:44:25 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:25 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:25 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:25 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:25 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:25 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:44:25 remove worker.pid",
    "2019/08/03 21:44:25 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpie2odk90'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 3000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "import_cache_tree": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmpie2odk90",
    "pip_mirror": ""
  },
  "seconds": 6.0275938510894775,
  "total_seconds": 6.371822118759155,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 142,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1679,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1682,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1679,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1678,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1679,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:44:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:44:32 remove worker.pid",
    "2019/08/03 21:44:32 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpie2odk90'}
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": {
    "docker_runtime": "",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 15.048679828643799,
  "total_seconds": 15.278908014297485,
  "stats": {
    "reqs_per_sec": 285.93333333333334
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 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": 4289,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4292,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4289,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4288,
    "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": 4289,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:44:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:44:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:44:47 remove worker.pid",
    "2019/08/03 21:44:47 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": {
    "docker_runtime": "",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 15.04511570930481,
  "total_seconds": 15.276503324508667,
  "stats": {
    "reqs_per_sec": 286.3333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4295,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3877,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4295,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3873,
    "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": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 4295,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:45:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:45:02 remove worker.pid",
    "2019/08/03 21:45:02 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": {
    "docker_runtime": "",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 15.067965745925903,
  "total_seconds": 15.299129247665405,
  "stats": {
    "reqs_per_sec": 260.0
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 7,
    "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": 3900,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3072,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3900,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3068,
    "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": 5,
    "web-request.cnt": 3900,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:45:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:45:18 remove worker.pid",
    "2019/08/03 21:45:18 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpfaldtckw'}
========================================
call_each_once_exec {'alloc_mb': 1, 'lambda_count': 100}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 1,
    "lambda_count": 100
  },
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "import_cache_tree": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmpfaldtckw",
    "pip_mirror": ""
  },
  "seconds": 2.8164660930633545,
  "total_seconds": 3.272148847579956,
  "stats": {
    "reqs_per_sec": 35.505781461247366
  },
  "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": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 24,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 57,
    "evict.ms-avg": 11,
    "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": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 24
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:45:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:45:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:45:21 remove worker.pid",
    "2019/08/03 21:45:21 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpfaldtckw'}
PUSH conf: {'registry': '/tmp/tmp244qria3'}
========================================
call_each_once_exec {'alloc_mb': 10, 'lambda_count': 1000}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 10,
    "lambda_count": 1000
  },
  "pass": true,
  "conf": {
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "worker_port": "5000",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "server_mode": "lambda",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "sandbox_config": {},
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10
    },
    "pip_mirror": "",
    "registry": "/tmp/tmp244qria3"
  },
  "seconds": 42.705193519592285,
  "total_seconds": 43.26469922065735,
  "stats": {
    "reqs_per_sec": 23.416369256412768
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1980,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 2,
    "evict.cnt": 979,
    "evict.ms-avg": 10,
    "fork().cnt": 1000,
    "fork().ms-avg": 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": 38
  },
  "errors": [],
  "worker_tail": [
    "2019/08/03 21:46:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:46:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:46:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:46:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:46:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:46:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/08/03 21:46:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/08/03 21:46:04 remove worker.pid",
    "2019/08/03 21:46:04 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp244qria3'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0