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": {
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    }
  },
  "seconds": 2.245593786239624,
  "total_seconds": 2.574599266052246,
  "stats": {
    "pings_per_sec": 445.3207706909712
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:44:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:44:07 remove worker.pid",
    "2019/12/24 21:44:07 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": {
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    }
  },
  "seconds": 9.832834959030151,
  "total_seconds": 10.07402753829956,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 299,
    "Create()/acquire-cgroup.cnt": 10,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 10,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 10,
    "Create()/fresh-proc.ms-avg": 297,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2446,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 52,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 4,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1239,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2446
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:44:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:44:17 remove worker.pid",
    "2019/12/24 21:44:17 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": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    }
  },
  "seconds": 6.132592439651489,
  "total_seconds": 6.37142539024353,
  "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": 5,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 139,
    "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": 1525,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "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": 4,
    "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": 952,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1525
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:44:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:44:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:44:23 remove worker.pid",
    "2019/12/24 21:44:23 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": {
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "docker",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    }
  },
  "seconds": 29.828835248947144,
  "total_seconds": 36.867332220077515,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1501,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 1233,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 7445,
    "Pause().cnt": 4,
    "Pause().ms-avg": 200,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 3588,
    "web-request.cnt": 4,
    "web-request.ms-avg": 7445
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:44:55 Kill function: install",
    "2019/12/24 21:44:55 Destroy() [SB 6]",
    "2019/12/24 21:44:59 Kill function: install2",
    "2019/12/24 21:44:59 Destroy() [SB 7]",
    "2019/12/24 21:45:00 Kill function: install3",
    "2019/12/24 21:45:00 Destroy() [SB 9]",
    "2019/12/24 21:45:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:45:00 remove worker.pid",
    "2019/12/24 21:45:00 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": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    }
  },
  "seconds": 0.19017338752746582,
  "total_seconds": 0.5227334499359131,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 82,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 148,
    "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": 185,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 13,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "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": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 185
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:45:01 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:01 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:01 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:01 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:01 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:01 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:01 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:45:01 remove worker.pid",
    "2019/12/24 21:45:01 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": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    }
  },
  "seconds": 0.8917381763458252,
  "total_seconds": 1.1229236125946045,
  "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": 887,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 727,
    "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": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 887
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:45:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:45:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:45:02 remove worker.pid",
    "2019/12/24 21:45:02 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": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    }
  },
  "seconds": 59.74594020843506,
  "total_seconds": 59.976096630096436,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 95,
    "Create()/acquire-cgroup.cnt": 13,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 13,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 11945,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 317,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 30,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 8267,
    "web-request.cnt": 5,
    "web-request.ms-avg": 11945
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:46:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:46:02 remove worker.pid",
    "2019/12/24 21:46:02 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 {'procs': 1, 'seconds': 5, 'baseline': 0, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 5,
    "baseline": 0,
    "fork": false
  },
  "pass": true,
  "conf": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    }
  },
  "seconds": 5.023552894592285,
  "total_seconds": 5.247252702713013,
  "stats": {
    "sandboxes_per_sec": 4.2
  },
  "ol-stats": {
    "Create().cnt": 21,
    "Create().ms-avg": 188,
    "Create()/acquire-cgroup.cnt": 21,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 21,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 21,
    "Create()/fresh-proc.ms-avg": 141,
    "Create()/make-root-fs.cnt": 21,
    "Create()/make-root-fs.ms-avg": 46,
    "Destroy().cnt": 42,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 21,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 21,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 21,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 38,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:46:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:46:07 remove worker.pid",
    "2019/12/24 21:46:07 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'baseline': 0, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "baseline": 0,
    "fork": true
  },
  "pass": true,
  "conf": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    }
  },
  "seconds": 10.17837142944336,
  "total_seconds": 10.406670570373535,
  "stats": {
    "sandboxes_per_sec": 44.3
  },
  "ol-stats": {
    "Create().cnt": 444,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 444,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 444,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 443,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 444,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 887,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 444,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 444,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 444,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 443,
    "childExit().ms-avg": 0,
    "fork().cnt": 443,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 443,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 461,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 443,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:46:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:46:18 remove worker.pid",
    "2019/12/24 21:46:18 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'baseline': 0, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "baseline": 0,
    "fork": true
  },
  "pass": true,
  "conf": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    }
  },
  "seconds": 10.389878034591675,
  "total_seconds": 10.625105619430542,
  "stats": {
    "sandboxes_per_sec": 45.2
  },
  "ol-stats": {
    "Create().cnt": 453,
    "Create().ms-avg": 82,
    "Create()/acquire-cgroup.cnt": 453,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 453,
    "Create()/acquire-mem.ms-avg": 22,
    "Create()/fork-proc.cnt": 452,
    "Create()/fork-proc.ms-avg": 56,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 453,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 905,
    "Destroy().ms-avg": 54,
    "Destroy()/detach-root.cnt": 453,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 453,
    "Destroy()/kill-procs.ms-avg": 17,
    "Destroy()/remove-root.cnt": 453,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 452,
    "childExit().ms-avg": 55,
    "fork().cnt": 452,
    "fork().ms-avg": 56,
    "forkRequest.cnt": 452,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 470,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 452,
    "move-to-cg-after-fork.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:46:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:46:28 remove worker.pid",
    "2019/12/24 21:46:28 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'baseline': 32, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "baseline": 32,
    "fork": true
  },
  "pass": true,
  "conf": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    }
  },
  "seconds": 10.81959843635559,
  "total_seconds": 11.149444818496704,
  "stats": {
    "sandboxes_per_sec": 44.7
  },
  "ol-stats": {
    "Create().cnt": 480,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 480,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 480,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 479,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 480,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 927,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 480,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 480,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 480,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 479,
    "childExit().ms-avg": 0,
    "fork().cnt": 479,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 479,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 497,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 479,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:46:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:46:39 remove worker.pid",
    "2019/12/24 21:46:39 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'baseline': 32, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "baseline": 32,
    "fork": true
  },
  "pass": true,
  "conf": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    }
  },
  "seconds": 11.073009967803955,
  "total_seconds": 11.526722431182861,
  "stats": {
    "sandboxes_per_sec": 40.7
  },
  "ol-stats": {
    "Create().cnt": 440,
    "Create().ms-avg": 120,
    "Create()/acquire-cgroup.cnt": 440,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 440,
    "Create()/acquire-mem.ms-avg": 73,
    "Create()/fork-proc.cnt": 439,
    "Create()/fork-proc.ms-avg": 43,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 165,
    "Create()/make-root-fs.cnt": 440,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 847,
    "Destroy().ms-avg": 44,
    "Destroy()/detach-root.cnt": 440,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 440,
    "Destroy()/kill-procs.ms-avg": 9,
    "Destroy()/remove-root.cnt": 440,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 439,
    "childExit().ms-avg": 45,
    "fork().cnt": 439,
    "fork().ms-avg": 43,
    "forkRequest.cnt": 439,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 457,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 439,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:46:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:46:51 remove worker.pid",
    "2019/12/24 21:46:51 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpkdkwh860'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "registry_cache_ms": 3000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/tmp/tmpkdkwh860",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    }
  },
  "seconds": 6.031798839569092,
  "total_seconds": 6.277376413345337,
  "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": 155,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1696,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1699,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1696,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1695,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1696,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:46:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:46:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:46:57 remove worker.pid",
    "2019/12/24 21:46:57 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpkdkwh860'}
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": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    }
  },
  "seconds": 15.043952941894531,
  "total_seconds": 15.277234554290771,
  "stats": {
    "reqs_per_sec": 288.93333333333334
  },
  "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": 134,
    "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": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4334,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4337,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4334,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4333,
    "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": 4334,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:47:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:47:13 remove worker.pid",
    "2019/12/24 21:47:13 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": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    }
  },
  "seconds": 15.047708988189697,
  "total_seconds": 15.280398607254028,
  "stats": {
    "reqs_per_sec": 288.8666666666667
  },
  "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": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4333,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3845,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4333,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3841,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4333,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:47:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:47:28 remove worker.pid",
    "2019/12/24 21:47:28 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": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    }
  },
  "seconds": 15.064515829086304,
  "total_seconds": 15.404874324798584,
  "stats": {
    "reqs_per_sec": 254.13333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3812,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2874,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3812,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2870,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 2,
    "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": 4,
    "web-request.cnt": 3812,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:47:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:47:43 remove worker.pid",
    "2019/12/24 21:47:43 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpwwp16iod'}
========================================
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": {
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/tmp/tmpwwp16iod",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    }
  },
  "seconds": 2.879079818725586,
  "total_seconds": 3.348367691040039,
  "stats": {
    "reqs_per_sec": 34.734524981828635
  },
  "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": 140,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 155,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 24,
    "Pause().cnt": 200,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 2,
    "evict.cnt": 54,
    "evict.ms-avg": 10,
    "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": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 24
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:47:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:47:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:47:47 remove worker.pid",
    "2019/12/24 21:47:47 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpwwp16iod'}
PUSH conf: {'registry': '/tmp/tmpfq1sls3m'}
========================================
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": {
    "pip_mirror": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "worker_port": "5000",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "procs": 10,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "registry": "/tmp/tmpfq1sls3m",
    "sandbox_config": {},
    "import_cache_tree": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    }
  },
  "seconds": 43.85618233680725,
  "total_seconds": 44.50931715965271,
  "stats": {
    "reqs_per_sec": 22.801819174945475
  },
  "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": 183,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 1981,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 8,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 39,
    "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": 980,
    "evict.ms-avg": 12,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 41,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 39
  },
  "errors": [],
  "worker_tail": [
    "2019/12/24 21:48:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:48:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:48:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:48:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:48:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:48:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2019/12/24 21:48:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2019/12/24 21:48:31 remove worker.pid",
    "2019/12/24 21:48:31 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpfq1sls3m'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0