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": {
    "server_mode": "lambda",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 2.2041871547698975,
  "total_seconds": 2.4256296157836914,
  "stats": {
    "pings_per_sec": 453.6862527236509
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:43:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:43:06 remove worker.pid",
    "2020/04/26 21:43:06 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": {
    "server_mode": "lambda",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 9.867454767227173,
  "total_seconds": 10.104657411575317,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 269,
    "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": 263,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 5,
    "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": 2452,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 114,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 7,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1243,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2452
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:43:16 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:16 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:16 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:16 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:16 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:16 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:16 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:43:16 remove worker.pid",
    "2020/04/26 21:43:16 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}}
PUSH conf: {'mem_pool_mb': 500}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "server_mode": "lambda",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 6.272956132888794,
  "total_seconds": 6.5113770961761475,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 92,
    "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": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 137,
    "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": 1560,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 42,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "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": 977,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1560
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:43:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:43:23 remove worker.pid",
    "2020/04/26 21:43:23 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "server_mode": "lambda",
    "sandbox": "docker",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 19.022276639938354,
  "total_seconds": 20.050045251846313,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 854,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 235,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4744,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2242,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4744
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:43:42 Kill function: install",
    "2020/04/26 21:43:42 Destroy() [SB 6]",
    "2020/04/26 21:43:43 Kill function: install2",
    "2020/04/26 21:43:43 Destroy() [SB 7]",
    "2020/04/26 21:43:43 Kill function: install3",
    "2020/04/26 21:43:43 Destroy() [SB 9]",
    "2020/04/26 21:43:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:43:43 remove worker.pid",
    "2020/04/26 21:43:43 exiting",
    ""
  ]
}
POP conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "server_mode": "lambda",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 0.1749134063720703,
  "total_seconds": 0.4075944423675537,
  "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": 136,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 171,
    "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": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 171
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:43:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:43:43 remove worker.pid",
    "2020/04/26 21:43:43 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "server_mode": "lambda",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 0.8293745517730713,
  "total_seconds": 1.0611515045166016,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 77,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 825,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 660,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 2,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 2,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 1,
    "web-request.ms-avg": 825
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:43:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:43:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:43:44 remove worker.pid",
    "2020/04/26 21:43:44 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "server_mode": "lambda",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 26.679797410964966,
  "total_seconds": 26.92906641960144,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 100,
    "Create()/acquire-cgroup.cnt": 13,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 13,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 155,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 1,
    "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": 5332,
    "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": 6,
    "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": 6,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 3580,
    "web-request.cnt": 5,
    "web-request.ms-avg": 5332
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:44:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:44:11 remove worker.pid",
    "2020/04/26 21:44:11 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'baseline': 0, 'seconds': 5, 'fork': False, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 5,
    "fork": false,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 5.019923686981201,
  "total_seconds": 5.142016172409058,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 140,
    "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": 135,
    "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": [
    "2020/04/26 21:44:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:44:17 remove worker.pid",
    "2020/04/26 21:44:17 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'seconds': 10, 'fork': True, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 10,
    "fork": true,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.19223165512085,
  "total_seconds": 10.418339729309082,
  "stats": {
    "sandboxes_per_sec": 48.6
  },
  "ol-stats": {
    "Create().cnt": 487,
    "Create().ms-avg": 9,
    "Create()/acquire-cgroup.cnt": 487,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 487,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 486,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 132,
    "Create()/make-root-fs.cnt": 487,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 973,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 487,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 487,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 487,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 486,
    "childExit().ms-avg": 0,
    "fork().cnt": 486,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 486,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 504,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 486,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:44:27 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:27 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:27 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:27 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:27 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:27 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:27 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:44:27 remove worker.pid",
    "2020/04/26 21:44:27 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'seconds': 10, 'fork': True, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 10,
    "fork": true,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.354211807250977,
  "total_seconds": 10.581488132476807,
  "stats": {
    "sandboxes_per_sec": 47.5
  },
  "ol-stats": {
    "Create().cnt": 476,
    "Create().ms-avg": 81,
    "Create()/acquire-cgroup.cnt": 476,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 476,
    "Create()/acquire-mem.ms-avg": 16,
    "Create()/fork-proc.cnt": 475,
    "Create()/fork-proc.ms-avg": 60,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 476,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 951,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 476,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 476,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 476,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 475,
    "childExit().ms-avg": 58,
    "fork().cnt": 475,
    "fork().ms-avg": 60,
    "forkRequest.cnt": 475,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 493,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 475,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:44:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:44:38 remove worker.pid",
    "2020/04/26 21:44:38 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'seconds': 10, 'fork': True, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "seconds": 10,
    "fork": true,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.789439916610718,
  "total_seconds": 11.132307767868042,
  "stats": {
    "sandboxes_per_sec": 48.1
  },
  "ol-stats": {
    "Create().cnt": 514,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 514,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 514,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 513,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 132,
    "Create()/make-root-fs.cnt": 514,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 995,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 514,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 514,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 514,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 513,
    "childExit().ms-avg": 0,
    "fork().cnt": 513,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 513,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 531,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 513,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:44:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:44:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:44:49 remove worker.pid",
    "2020/04/26 21:44:49 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'seconds': 10, 'fork': True, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "seconds": 10,
    "fork": true,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "server_mode": "sock",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 11.00916051864624,
  "total_seconds": 11.369986772537231,
  "stats": {
    "sandboxes_per_sec": 43.9
  },
  "ol-stats": {
    "Create().cnt": 472,
    "Create().ms-avg": 103,
    "Create()/acquire-cgroup.cnt": 472,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 472,
    "Create()/acquire-mem.ms-avg": 64,
    "Create()/fork-proc.cnt": 471,
    "Create()/fork-proc.ms-avg": 35,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 472,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 911,
    "Destroy().ms-avg": 39,
    "Destroy()/detach-root.cnt": 472,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 472,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 472,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 471,
    "childExit().ms-avg": 38,
    "fork().cnt": 471,
    "fork().ms-avg": 35,
    "forkRequest.cnt": 471,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 489,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 471,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:45:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:45:00 remove worker.pid",
    "2020/04/26 21:45:00 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmp3ahphmak', 'registry_cache_ms': 3000}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "server_mode": "lambda",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox_config": {},
    "registry": "/tmp/tmp3ahphmak",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "registry_cache_ms": 3000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 6.03192663192749,
  "total_seconds": 6.275876998901367,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 47,
    "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": 152,
    "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": 1721,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1724,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1721,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1720,
    "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": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 1721,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:45:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:45:06 remove worker.pid",
    "2020/04/26 21:45:06 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp3ahphmak', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'seconds': 15, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "server_mode": "lambda",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.046184778213501,
  "total_seconds": 15.276980638504028,
  "stats": {
    "reqs_per_sec": 288.8666666666667
  },
  "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": 135,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4333,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4336,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4333,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4332,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "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": 4333,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:45:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:45:22 remove worker.pid",
    "2020/04/26 21:45:22 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": {
    "server_mode": "lambda",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.04759955406189,
  "total_seconds": 15.276782035827637,
  "stats": {
    "reqs_per_sec": 288.26666666666665
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4324,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3929,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4324,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3925,
    "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": 4324,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:45:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:45:37 remove worker.pid",
    "2020/04/26 21:45:37 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": {
    "server_mode": "lambda",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.062510013580322,
  "total_seconds": 15.29335331916809,
  "stats": {
    "reqs_per_sec": 269.46666666666664
  },
  "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": 8,
    "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": 4,
    "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": 4042,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2990,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4042,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2986,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 4042,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:45:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:45:52 remove worker.pid",
    "2020/04/26 21:45:52 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpobfvj7_m'}
========================================
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": {
    "server_mode": "lambda",
    "sandbox": "sock",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox_config": {},
    "registry": "/tmp/tmpobfvj7_m",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 2.7643418312072754,
  "total_seconds": 3.222418785095215,
  "stats": {
    "reqs_per_sec": 36.175615831420394
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 4,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 156,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 23,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 55,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 4,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 67,
    "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": 23
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:45:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:45:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:45:55 remove worker.pid",
    "2020/04/26 21:45:55 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpobfvj7_m'}
PUSH conf: {'registry': '/tmp/tmpm9_k2h1o'}
========================================
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": {
    "server_mode": "lambda",
    "sandbox_config": {},
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "sandbox": "sock",
    "registry": "/tmp/tmpm9_k2h1o",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 42.35592341423035,
  "total_seconds": 42.79664635658264,
  "stats": {
    "reqs_per_sec": 23.609463560997984
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1983,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 6,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 982,
    "evict.ms-avg": 11,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 38
  },
  "errors": [],
  "worker_tail": [
    "2020/04/26 21:46:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:46:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:46:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:46:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:46:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:46:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/26 21:46:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/26 21:46:38 remove worker.pid",
    "2020/04/26 21:46:38 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpm9_k2h1o'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0