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",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    }
  },
  "seconds": 2.209974765777588,
  "total_seconds": 3.286846399307251,
  "stats": {
    "pings_per_sec": 452.49849205072576
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:45:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:45:30 remove worker.pid",
    "2021/04/18 21:45:30 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",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "features": {
      "import_cache": false,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    }
  },
  "seconds": 15.769258975982666,
  "total_seconds": 16.01455068588257,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 665,
    "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": 663,
    "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": 3930,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 191,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 35,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1504,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3930
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:45:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:45:45 remove worker.pid",
    "2021/04/18 21:45:45 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",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda"
  },
  "seconds": 6.206976413726807,
  "total_seconds": 6.45183253288269,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 94,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 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": 1543,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 46,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 961,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1543
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:45:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:45:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:45:52 remove worker.pid",
    "2021/04/18 21:45:52 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "docker",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "features": {
      "import_cache": false,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    }
  },
  "seconds": 24.225526094436646,
  "total_seconds": 25.254575967788696,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1329,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 362,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 6044,
    "Pause().cnt": 4,
    "Pause().ms-avg": 29,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2457,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6044
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:46:17 Kill function: install",
    "2021/04/18 21:46:17 Destroy() [SB 6]",
    "2021/04/18 21:46:17 Kill function: install2",
    "2021/04/18 21:46:17 Destroy() [SB 7]",
    "2021/04/18 21:46:17 Kill function: install3",
    "2021/04/18 21:46:17 Destroy() [SB 9]",
    "2021/04/18 21:46:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:46:17 remove worker.pid",
    "2021/04/18 21:46:17 exiting",
    ""
  ]
}
POP conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda"
  },
  "seconds": 0.18244075775146484,
  "total_seconds": 0.4164431095123291,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 178,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 14,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 178
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:46:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:46:18 remove worker.pid",
    "2021/04/18 21:46:18 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",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda"
  },
  "seconds": 0.8724124431610107,
  "total_seconds": 1.105855941772461,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 868,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 705,
    "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": 868
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:46:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:46:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:46:19 remove worker.pid",
    "2021/04/18 21:46:19 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
{'result': 15, 'version': '1.19.5'}
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda"
  },
  "seconds": 45.47890567779541,
  "total_seconds": 45.74274754524231,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 108,
    "Create()/acquire-cgroup.cnt": 14,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 14,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 161,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 14,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 14,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 9091,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 746,
    "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": 31,
    "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": 8,
    "pull-package.ms-avg": 5183,
    "web-request.cnt": 5,
    "web-request.ms-avg": 9091
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:47:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:47:04 remove worker.pid",
    "2021/04/18 21:47:04 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
========================================
sock_churn {'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",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock"
  },
  "seconds": 5.083913564682007,
  "total_seconds": 5.308722734451294,
  "stats": {
    "sandboxes_per_sec": 5.8
  },
  "ol-stats": {
    "Create().cnt": 29,
    "Create().ms-avg": 146,
    "Create()/acquire-cgroup.cnt": 29,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 29,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 29,
    "Create()/fresh-proc.ms-avg": 141,
    "Create()/make-root-fs.cnt": 29,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 58,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 29,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 29,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 29,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 46,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:47:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:47:10 remove worker.pid",
    "2021/04/18 21:47:10 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",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock"
  },
  "seconds": 10.192111730575562,
  "total_seconds": 10.421071767807007,
  "stats": {
    "sandboxes_per_sec": 38.7
  },
  "ol-stats": {
    "Create().cnt": 388,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 388,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 388,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 387,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 388,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 775,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 388,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 388,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 388,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 387,
    "childExit().ms-avg": 0,
    "fork().cnt": 387,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 387,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 405,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 387,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:47:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:47:20 remove worker.pid",
    "2021/04/18 21:47:20 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",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock"
  },
  "seconds": 10.407387971878052,
  "total_seconds": 10.637589454650879,
  "stats": {
    "sandboxes_per_sec": 42.0
  },
  "ol-stats": {
    "Create().cnt": 421,
    "Create().ms-avg": 92,
    "Create()/acquire-cgroup.cnt": 421,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 421,
    "Create()/acquire-mem.ms-avg": 29,
    "Create()/fork-proc.cnt": 420,
    "Create()/fork-proc.ms-avg": 59,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 421,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 841,
    "Destroy().ms-avg": 70,
    "Destroy()/detach-root.cnt": 421,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 421,
    "Destroy()/kill-procs.ms-avg": 27,
    "Destroy()/remove-root.cnt": 421,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 420,
    "childExit().ms-avg": 56,
    "fork().cnt": 420,
    "fork().ms-avg": 59,
    "forkRequest.cnt": 420,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 438,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 420,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:47:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:47:31 remove worker.pid",
    "2021/04/18 21:47:31 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",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock"
  },
  "seconds": 11.03210735321045,
  "total_seconds": 11.436664581298828,
  "stats": {
    "sandboxes_per_sec": 39.2
  },
  "ol-stats": {
    "Create().cnt": 425,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 425,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 425,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 424,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 141,
    "Create()/make-root-fs.cnt": 425,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 817,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 425,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 425,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 425,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 424,
    "childExit().ms-avg": 0,
    "fork().cnt": 424,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 424,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 442,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 424,
    "move-to-cg-after-fork.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:47:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:47:42 remove worker.pid",
    "2021/04/18 21:47:42 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",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "sock"
  },
  "seconds": 11.30747103691101,
  "total_seconds": 11.788182497024536,
  "stats": {
    "sandboxes_per_sec": 38.2
  },
  "ol-stats": {
    "Create().cnt": 415,
    "Create().ms-avg": 140,
    "Create()/acquire-cgroup.cnt": 415,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 415,
    "Create()/acquire-mem.ms-avg": 79,
    "Create()/fork-proc.cnt": 414,
    "Create()/fork-proc.ms-avg": 56,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 284,
    "Create()/make-root-fs.cnt": 415,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 797,
    "Destroy().ms-avg": 51,
    "Destroy()/detach-root.cnt": 415,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 415,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 415,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 414,
    "childExit().ms-avg": 59,
    "fork().cnt": 414,
    "fork().ms-avg": 55,
    "forkRequest.cnt": 414,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 432,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 414,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:47:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:47:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:47:54 remove worker.pid",
    "2021/04/18 21:47:54 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmp1rbpi259', 'registry_cache_ms': 3000}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmp1rbpi259",
    "registry_cache_ms": 3000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    }
  },
  "seconds": 6.033127307891846,
  "total_seconds": 6.280358552932739,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 48,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 158,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1668,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1671,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1668,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1667,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1668,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:48:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:48:00 remove worker.pid",
    "2021/04/18 21:48:00 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp1rbpi259', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'seconds': 15, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda"
  },
  "seconds": 15.042159080505371,
  "total_seconds": 15.274361371994019,
  "stats": {
    "reqs_per_sec": 285.8
  },
  "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": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4287,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4290,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4287,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4286,
    "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": 4287,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:48:16 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:16 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:16 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:16 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:16 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:16 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:16 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:48:16 remove worker.pid",
    "2021/04/18 21:48:16 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",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda"
  },
  "seconds": 15.053905963897705,
  "total_seconds": 15.289561986923218,
  "stats": {
    "reqs_per_sec": 276.06666666666666
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 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": 4141,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3660,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4141,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3656,
    "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": 4141,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:48:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:48:31 remove worker.pid",
    "2021/04/18 21:48:31 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",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda"
  },
  "seconds": 15.074025630950928,
  "total_seconds": 15.308259963989258,
  "stats": {
    "reqs_per_sec": 248.73333333333332
  },
  "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": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3731,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2798,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3731,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2794,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "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": 4,
    "web-request.cnt": 3731,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:48:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:48:46 remove worker.pid",
    "2021/04/18 21:48:46 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpfdby9nqx'}
========================================
call_each_once_exec {'lambda_count': 100, 'alloc_mb': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 100,
    "alloc_mb": 1
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmpfdby9nqx",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": true,
      "downsize_paused_mem": true
    }
  },
  "seconds": 3.2303993701934814,
  "total_seconds": 3.8127975463867188,
  "stats": {
    "reqs_per_sec": 30.956205826577808
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 8,
    "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": 6,
    "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": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 28,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 7,
    "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": 6,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 69,
    "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": 4,
    "web-request.cnt": 100,
    "web-request.ms-avg": 28
  },
  "errors": [],
  "worker_tail": [
    "2021/04/18 21:48:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:48:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:48:50 remove worker.pid",
    "2021/04/18 21:48:50 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpfdby9nqx'}
PUSH conf: {'registry': '/tmp/tmpmhk2nkj3'}
========================================
call_each_once_exec {'lambda_count': 1000, 'alloc_mb': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 1000,
    "alloc_mb": 10
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmpmhk2nkj3",
    "registry_cache_ms": 5000,
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "docker_runtime": "",
    "import_cache_tree": "",
    "worker_port": "5000",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "installer_mem_mb": 250,
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "server_mode": "lambda"
  },
  "seconds": 47.39282751083374,
  "total_seconds": 48.032652616500854,
  "stats": {
    "reqs_per_sec": 21.100312934099676
  },
  "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": 143,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "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": 42,
    "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": 4,
    "evict.cnt": 980,
    "evict.ms-avg": 13,
    "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": [
    "2021/04/18 21:49:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:49:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:49:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:49:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:49:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:49:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/18 21:49:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/18 21:49:38 remove worker.pid",
    "2021/04/18 21:49:38 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpmhk2nkj3'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0