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": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 2.2015068531036377,
  "total_seconds": 2.4126956462860107,
  "stats": {
    "pings_per_sec": 454.238318993843
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:43:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:43:18 remove worker.pid",
    "2021/01/16 21:43:18 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": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 10.009743928909302,
  "total_seconds": 10.24809980392456,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 265,
    "Create()/acquire-cgroup.cnt": 10,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 10,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 10,
    "Create()/fresh-proc.ms-avg": 263,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2491,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 152,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 38,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1231,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2491
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:43:29 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:29 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:29 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:29 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:29 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:29 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:43:29 remove worker.pid",
    "2021/01/16 21:43:29 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": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 6.023789882659912,
  "total_seconds": 6.260515928268433,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 90,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1498,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 43,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 935,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1498
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:43:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:43:35 remove worker.pid",
    "2021/01/16 21:43:35 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": {
    "sandbox": "docker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 15.498002052307129,
  "total_seconds": 16.525607585906982,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 830,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 241,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 3863,
    "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": 1689,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3863
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:43:51 Kill function: install",
    "2021/01/16 21:43:51 Destroy() [SB 6]",
    "2021/01/16 21:43:51 Kill function: install2",
    "2021/01/16 21:43:51 Destroy() [SB 7]",
    "2021/01/16 21:43:51 Kill function: install3",
    "2021/01/16 21:43:51 Destroy() [SB 9]",
    "2021/01/16 21:43:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:43:52 remove worker.pid",
    "2021/01/16 21:43:52 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": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 0.1800689697265625,
  "total_seconds": 0.41120076179504395,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 73,
    "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": 130,
    "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": 176,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 14,
    "web-request.cnt": 1,
    "web-request.ms-avg": 176
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:43:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:43:52 remove worker.pid",
    "2021/01/16 21:43:52 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": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 0.7976453304290771,
  "total_seconds": 1.0297415256500244,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 75,
    "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": 135,
    "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": 793,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 635,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 793
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:43:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:43:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:43:53 remove worker.pid",
    "2021/01/16 21:43:53 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": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 33.203535318374634,
  "total_seconds": 33.4838809967041,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 99,
    "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": 147,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 14,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 14,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 6637,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 430,
    "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": 3848,
    "web-request.cnt": 5,
    "web-request.ms-avg": 6637
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:44:26 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:26 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:26 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:26 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:26 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:26 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:26 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:44:26 remove worker.pid",
    "2021/01/16 21:44:26 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 {'procs': 1, 'fork': False, 'seconds': 5, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": false,
    "seconds": 5,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 5.180930137634277,
  "total_seconds": 5.401823043823242,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 144,
    "Create()/acquire-cgroup.cnt": 32,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 32,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 32,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 32,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 64,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 32,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 32,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 32,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 49,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:44:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:44:32 remove worker.pid",
    "2021/01/16 21:44:32 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'fork': True, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": true,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 10.255207061767578,
  "total_seconds": 10.489132165908813,
  "stats": {
    "sandboxes_per_sec": 46.6
  },
  "ol-stats": {
    "Create().cnt": 467,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 467,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 467,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 466,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 130,
    "Create()/make-root-fs.cnt": 467,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 933,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 467,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 467,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 467,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 466,
    "childExit().ms-avg": 0,
    "fork().cnt": 466,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 466,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 484,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 466,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:44:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:44:42 remove worker.pid",
    "2021/01/16 21:44:42 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'fork': True, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "fork": true,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 10.37471318244934,
  "total_seconds": 10.607659816741943,
  "stats": {
    "sandboxes_per_sec": 46.8
  },
  "ol-stats": {
    "Create().cnt": 469,
    "Create().ms-avg": 85,
    "Create()/acquire-cgroup.cnt": 469,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 469,
    "Create()/acquire-mem.ms-avg": 14,
    "Create()/fork-proc.cnt": 468,
    "Create()/fork-proc.ms-avg": 67,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 469,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 937,
    "Destroy().ms-avg": 51,
    "Destroy()/detach-root.cnt": 469,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 469,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 469,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 468,
    "childExit().ms-avg": 64,
    "fork().cnt": 468,
    "fork().ms-avg": 67,
    "forkRequest.cnt": 468,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 486,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 468,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:44:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:44:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:44:53 remove worker.pid",
    "2021/01/16 21:44:53 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'fork': True, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "fork": true,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 10.793632745742798,
  "total_seconds": 11.13991379737854,
  "stats": {
    "sandboxes_per_sec": 45.0
  },
  "ol-stats": {
    "Create().cnt": 483,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 483,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 483,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 482,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 483,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 933,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 483,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 483,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 483,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 482,
    "childExit().ms-avg": 0,
    "fork().cnt": 482,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 482,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 500,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 482,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:45:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:45:04 remove worker.pid",
    "2021/01/16 21:45:04 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'fork': True, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "fork": true,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 11.029723405838013,
  "total_seconds": 11.811664581298828,
  "stats": {
    "sandboxes_per_sec": 43.3
  },
  "ol-stats": {
    "Create().cnt": 466,
    "Create().ms-avg": 119,
    "Create()/acquire-cgroup.cnt": 466,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 466,
    "Create()/acquire-mem.ms-avg": 67,
    "Create()/fork-proc.cnt": 465,
    "Create()/fork-proc.ms-avg": 48,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 466,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 899,
    "Destroy().ms-avg": 43,
    "Destroy()/detach-root.cnt": 466,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 466,
    "Destroy()/kill-procs.ms-avg": 9,
    "Destroy()/remove-root.cnt": 466,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 465,
    "childExit().ms-avg": 51,
    "fork().cnt": 465,
    "fork().ms-avg": 48,
    "forkRequest.cnt": 465,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 483,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 465,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:45:16 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:16 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:16 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:16 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:16 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:16 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:16 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:45:16 remove worker.pid",
    "2021/01/16 21:45:16 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmpoaibb70j', '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": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry": "/tmp/tmpoaibb70j",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 3000,
    "sandbox_config": {}
  },
  "seconds": 6.033667087554932,
  "total_seconds": 6.274068593978882,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1728,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1731,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1728,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1727,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1728,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:45:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:45:22 remove worker.pid",
    "2021/01/16 21:45:22 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpoaibb70j', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'procs': 1, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 1,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 15.046723365783691,
  "total_seconds": 15.276315927505493,
  "stats": {
    "reqs_per_sec": 289.06666666666666
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 42,
    "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": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4336,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4339,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4336,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4335,
    "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": 4336,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:45:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:45:37 remove worker.pid",
    "2021/01/16 21:45:37 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 2, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 2,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 15.04241681098938,
  "total_seconds": 15.27099084854126,
  "stats": {
    "reqs_per_sec": 294.0
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4410,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4131,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4410,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4127,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4410,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:45:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:45:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:45:53 remove worker.pid",
    "2021/01/16 21:45:53 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 8, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 8,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 15.063474178314209,
  "total_seconds": 15.293042421340942,
  "stats": {
    "reqs_per_sec": 267.73333333333335
  },
  "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": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4016,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3061,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4016,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3057,
    "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": 3,
    "web-request.cnt": 4016,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:46:08 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:08 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:08 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:08 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:08 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:08 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:08 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:46:08 remove worker.pid",
    "2021/01/16 21:46:08 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpmsqppan4'}
========================================
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": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "registry": "/tmp/tmpmsqppan4",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 2.7569990158081055,
  "total_seconds": 3.190460443496704,
  "stats": {
    "reqs_per_sec": 36.27164855752384
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 157,
    "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": 23,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 56,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "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": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 23
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:46:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:46:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:46:11 remove worker.pid",
    "2021/01/16 21:46:11 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpmsqppan4'}
PUSH conf: {'registry': '/tmp/tmp8n4ou4z5'}
========================================
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": {
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "docker_runtime": "",
    "registry": "/tmp/tmp8n4ou4z5",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "pip_mirror": "",
    "worker_port": "5000",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000
  },
  "seconds": 49.662715673446655,
  "total_seconds": 50.97857737541199,
  "stats": {
    "reqs_per_sec": 20.13584034060037
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 9,
    "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": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1980,
    "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": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 45,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 18,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 2,
    "evict.cnt": 979,
    "evict.ms-avg": 12,
    "fork().cnt": 1000,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 6,
    "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": 5,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 45
  },
  "errors": [],
  "worker_tail": [
    "2021/01/16 21:47:01 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:47:01 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:47:01 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:47:01 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:47:01 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:47:01 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/16 21:47:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/16 21:47:02 remove worker.pid",
    "2021/01/16 21:47:02 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp8n4ou4z5'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0