python3 -u test.py
RUN ./ol new -p=test-dir
PUSH conf: {'limits': {'installer_mem_mb': 250}}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
ping_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "ping_test",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 2.280848264694214,
  "total_seconds": 2.394911289215088,
  "stats": {
    "pings_per_sec": 438.43772774844155
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:44:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:44:17 remove worker.pid",
    "2020/01/01 21:44:17 exiting",
    ""
  ]
}
PUSH conf: {'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": false,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 10.232665061950684,
  "total_seconds": 10.475264072418213,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 329,
    "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": 327,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2547,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 49,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 5,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1261,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2548
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:44:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:44:28 remove worker.pid",
    "2020/01/01 21:44:28 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}}
PUSH conf: {'mem_pool_mb': 500}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 6.251796245574951,
  "total_seconds": 6.492053270339966,
  "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": 5,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 141,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1554,
    "Pause().cnt": 8,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 43,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 5,
    "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": 969,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1554
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:44:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:44:34 remove worker.pid",
    "2020/01/01 21:44:34 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": false,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "sandbox": "docker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 21.856297492980957,
  "total_seconds": 23.082903385162354,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 931,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 317,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5450,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2615,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5450
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:44:57 Kill function: install3",
    "2020/01/01 21:44:57 Destroy() [SB 9]",
    "2020/01/01 21:44:57 Kill function: echo",
    "2020/01/01 21:44:57 Destroy() [SB 0]",
    "2020/01/01 21:44:57 Kill function: install",
    "2020/01/01 21:44:57 Destroy() [SB 6]",
    "2020/01/01 21:44:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:44:57 remove worker.pid",
    "2020/01/01 21:44:57 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 0.18790125846862793,
  "total_seconds": 0.4216032028198242,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 78,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 183,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 14,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 5,
    "web-request.cnt": 1,
    "web-request.ms-avg": 183
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:44:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:44:58 remove worker.pid",
    "2020/01/01 21:44:58 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 0.8803400993347168,
  "total_seconds": 1.1185524463653564,
  "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": 3,
    "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": 876,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 712,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 3,
    "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": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 876
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:44:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:44:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:44:59 remove worker.pid",
    "2020/01/01 21:44:59 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 44.49080991744995,
  "total_seconds": 44.7610502243042,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 107,
    "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": 166,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 8891,
    "Pause().cnt": 10,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 346,
    "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": 5,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 6067,
    "web-request.cnt": 5,
    "web-request.ms-avg": 8891
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:45:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:45:44 remove worker.pid",
    "2020/01/01 21:45:44 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 {'fork': False, 'baseline': 0, 'seconds': 5, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": false,
    "baseline": 0,
    "seconds": 5,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "sock",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 5.093441009521484,
  "total_seconds": 5.318019151687622,
  "stats": {
    "sandboxes_per_sec": 5.2
  },
  "ol-stats": {
    "Create().cnt": 26,
    "Create().ms-avg": 178,
    "Create()/acquire-cgroup.cnt": 26,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 26,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 26,
    "Create()/fresh-proc.ms-avg": 173,
    "Create()/make-root-fs.cnt": 26,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 52,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 26,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 26,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 26,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 43,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:45:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:45:49 remove worker.pid",
    "2020/01/01 21:45:49 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 0, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 0,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "sock",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 10.18209719657898,
  "total_seconds": 10.412304401397705,
  "stats": {
    "sandboxes_per_sec": 42.0
  },
  "ol-stats": {
    "Create().cnt": 421,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 421,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 421,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 420,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 421,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 841,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 421,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 421,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 421,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 420,
    "childExit().ms-avg": 0,
    "fork().cnt": 420,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 420,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 438,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 420,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:45:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:45:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:45:59 remove worker.pid",
    "2020/01/01 21:45:59 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 0, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 0,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "sock",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 10.416010618209839,
  "total_seconds": 10.656387090682983,
  "stats": {
    "sandboxes_per_sec": 41.9
  },
  "ol-stats": {
    "Create().cnt": 420,
    "Create().ms-avg": 110,
    "Create()/acquire-cgroup.cnt": 420,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 420,
    "Create()/acquire-mem.ms-avg": 19,
    "Create()/fork-proc.cnt": 419,
    "Create()/fork-proc.ms-avg": 86,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 420,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 839,
    "Destroy().ms-avg": 65,
    "Destroy()/detach-root.cnt": 420,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 420,
    "Destroy()/kill-procs.ms-avg": 15,
    "Destroy()/remove-root.cnt": 420,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 419,
    "childExit().ms-avg": 87,
    "fork().cnt": 419,
    "fork().ms-avg": 86,
    "forkRequest.cnt": 419,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 437,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 419,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:46:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:46:10 remove worker.pid",
    "2020/01/01 21:46:10 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 32, 'seconds': 10, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 32,
    "seconds": 10,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "sock",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 10.910051107406616,
  "total_seconds": 11.254197359085083,
  "stats": {
    "sandboxes_per_sec": 42.2
  },
  "ol-stats": {
    "Create().cnt": 455,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 455,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 455,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 454,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 455,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 877,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 455,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 455,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 455,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 454,
    "childExit().ms-avg": 0,
    "fork().cnt": 454,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 454,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 472,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 454,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:46:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:46:21 remove worker.pid",
    "2020/01/01 21:46:21 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'baseline': 32, 'seconds': 10, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "baseline": 32,
    "seconds": 10,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "sock",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry"
  },
  "seconds": 11.108352184295654,
  "total_seconds": 11.467886924743652,
  "stats": {
    "sandboxes_per_sec": 38.9
  },
  "ol-stats": {
    "Create().cnt": 422,
    "Create().ms-avg": 143,
    "Create()/acquire-cgroup.cnt": 422,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 422,
    "Create()/acquire-mem.ms-avg": 81,
    "Create()/fork-proc.cnt": 421,
    "Create()/fork-proc.ms-avg": 58,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 194,
    "Create()/make-root-fs.cnt": 422,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 811,
    "Destroy().ms-avg": 53,
    "Destroy()/detach-root.cnt": 422,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 422,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 422,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 421,
    "childExit().ms-avg": 62,
    "fork().cnt": 421,
    "fork().ms-avg": 58,
    "forkRequest.cnt": 421,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 439,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 421,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:46:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:46:33 remove worker.pid",
    "2020/01/01 21:46:33 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpgvtcb7g_'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "registry": "/tmp/tmpgvtcb7g_",
    "pip_mirror": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 3000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 6.0368123054504395,
  "total_seconds": 6.279591083526611,
  "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": 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": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1637,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1640,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1637,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1636,
    "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": 2,
    "web-request.cnt": 1637,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:46:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:46:39 remove worker.pid",
    "2020/01/01 21:46:39 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpgvtcb7g_'}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'seconds': 15, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 15.046822309494019,
  "total_seconds": 15.28202486038208,
  "stats": {
    "reqs_per_sec": 274.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4113,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4116,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4113,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4112,
    "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": 1,
    "web-request.cnt": 4113,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:46:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:46:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:46:54 remove worker.pid",
    "2020/01/01 21:46:54 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 2}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 2
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 15.046829462051392,
  "total_seconds": 15.282467365264893,
  "stats": {
    "reqs_per_sec": 273.3333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4100,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3761,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4100,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3757,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4100,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:47:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:47:10 remove worker.pid",
    "2020/01/01 21:47:10 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 8}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 8
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 15.078993320465088,
  "total_seconds": 15.313340663909912,
  "stats": {
    "reqs_per_sec": 264.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 1,
    "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": 3963,
    "LambdaFunc.Invoke.ms-avg": 3,
    "Pause().cnt": 2759,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3963,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2755,
    "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": 4,
    "web-request.cnt": 3963,
    "web-request.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:47:25 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:25 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:25 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:25 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:25 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:25 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:47:25 remove worker.pid",
    "2020/01/01 21:47:25 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpkd2ikf85'}
========================================
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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "registry": "/tmp/tmpkd2ikf85",
    "pip_mirror": "",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 3.1714203357696533,
  "total_seconds": 3.6393141746520996,
  "stats": {
    "reqs_per_sec": 31.531888389415407
  },
  "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": 155,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 4,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 27,
    "Pause().cnt": 200,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 4,
    "evict.cnt": 54,
    "evict.ms-avg": 13,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 70,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 27
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:47:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:47:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:47:29 remove worker.pid",
    "2020/01/01 21:47:29 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpkd2ikf85'}
PUSH conf: {'registry': '/tmp/tmp5q9bgx00'}
========================================
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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "import_cache": true,
      "reuse_cgroups": true,
      "downsize_paused_mem": true
    },
    "import_cache_tree": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10
    },
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "registry": "/tmp/tmp5q9bgx00"
  },
  "seconds": 47.80881333351135,
  "total_seconds": 48.37227654457092,
  "stats": {
    "reqs_per_sec": 20.916657281283776
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1981,
    "Destroy().ms-avg": 7,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 9,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 43,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 20,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 5,
    "evict.cnt": 980,
    "evict.ms-avg": 15,
    "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": 43
  },
  "errors": [],
  "worker_tail": [
    "2020/01/01 21:48:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:48:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:48:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:48:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:48:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:48:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/01/01 21:48:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/01/01 21:48:17 remove worker.pid",
    "2020/01/01 21:48:17 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp5q9bgx00'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0