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": {
    "worker_port": "5000",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "docker_runtime": ""
  },
  "seconds": 2.2179465293884277,
  "total_seconds": 2.3212525844573975,
  "stats": {
    "pings_per_sec": 450.87205277465085
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:49:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:49:05 remove worker.pid",
    "2021/05/02 21:49:05 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": {
    "worker_port": "5000",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "docker_runtime": ""
  },
  "seconds": 15.33611512184143,
  "total_seconds": 15.579659700393677,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 560,
    "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": 558,
    "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": 3822,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 221,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 17,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1596,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3822
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:49:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:49:20 remove worker.pid",
    "2021/05/02 21:49:20 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 7.429685592651367,
  "total_seconds": 7.668801546096802,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "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": 140,
    "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": 1849,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 45,
    "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": 1166,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1849
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:49:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:49:28 remove worker.pid",
    "2021/05/02 21:49:28 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": {
    "worker_port": "5000",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "docker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "docker_runtime": ""
  },
  "seconds": 26.67608332633972,
  "total_seconds": 27.706454515457153,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1447,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 336,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 6655,
    "Pause().cnt": 4,
    "Pause().ms-avg": 100,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 6,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2975,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6655
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:49:55 Kill function: install3",
    "2021/05/02 21:49:55 Destroy() [SB 9]",
    "2021/05/02 21:49:55 Kill function: echo",
    "2021/05/02 21:49:55 Destroy() [SB 0]",
    "2021/05/02 21:49:55 Kill function: install",
    "2021/05/02 21:49:55 Destroy() [SB 6]",
    "2021/05/02 21:49:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:49:56 remove worker.pid",
    "2021/05/02 21:49:56 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 3.5539965629577637,
  "total_seconds": 3.786454677581787,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 1764,
    "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": 3513,
    "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": 3549,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 14,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 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": 3549
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:49:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:49:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:49:59 remove worker.pid",
    "2021/05/02 21:49:59 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 0.9285070896148682,
  "total_seconds": 1.1603472232818604,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 78,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 3,
    "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": 924,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 759,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "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": 924
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:50:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:50:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:50:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:50:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:50:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:50:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:50:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:50:00 remove worker.pid",
    "2021/05/02 21:50:00 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 61.30399990081787,
  "total_seconds": 61.561161041259766,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 508,
    "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": 7,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 414,
    "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": 12257,
    "Pause().cnt": 10,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 397,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 6,
    "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": 4,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 6901,
    "web-request.cnt": 5,
    "web-request.ms-avg": 12257
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:51:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:51:02 remove worker.pid",
    "2021/05/02 21:51:02 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'procs': 1, 'seconds': 5, 'fork': False, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 5,
    "fork": false,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "sock",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 6.973286867141724,
  "total_seconds": 7.09826135635376,
  "stats": {
    "sandboxes_per_sec": 0.2
  },
  "ol-stats": {
    "Create().cnt": 1,
    "Create().ms-avg": 6711,
    "Create()/acquire-cgroup.cnt": 1,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 6706,
    "Create()/make-root-fs.cnt": 1,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 1,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 1,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 1,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 18,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:51:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:51:09 remove worker.pid",
    "2021/05/02 21:51:09 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'fork': True, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "fork": true,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "sock",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.186946153640747,
  "total_seconds": 10.41657280921936,
  "stats": {
    "sandboxes_per_sec": 39.6
  },
  "ol-stats": {
    "Create().cnt": 397,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 397,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 397,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 396,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 397,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 793,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 397,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 397,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 397,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 396,
    "childExit().ms-avg": 0,
    "fork().cnt": 396,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 396,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 414,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 396,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:51:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:51:19 remove worker.pid",
    "2021/05/02 21:51:19 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'fork': True, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "fork": true,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "sock",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.489916324615479,
  "total_seconds": 10.717982292175293,
  "stats": {
    "sandboxes_per_sec": 43.1
  },
  "ol-stats": {
    "Create().cnt": 432,
    "Create().ms-avg": 102,
    "Create()/acquire-cgroup.cnt": 432,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 432,
    "Create()/acquire-mem.ms-avg": 24,
    "Create()/fork-proc.cnt": 431,
    "Create()/fork-proc.ms-avg": 67,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 432,
    "Create()/make-root-fs.ms-avg": 8,
    "Destroy().cnt": 863,
    "Destroy().ms-avg": 54,
    "Destroy()/detach-root.cnt": 432,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 432,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 432,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 431,
    "childExit().ms-avg": 66,
    "fork().cnt": 431,
    "fork().ms-avg": 67,
    "forkRequest.cnt": 431,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 449,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 431,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:51:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:51:30 remove worker.pid",
    "2021/05/02 21:51:30 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'fork': True, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "fork": true,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "sock",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.824247121810913,
  "total_seconds": 11.183945417404175,
  "stats": {
    "sandboxes_per_sec": 41.0
  },
  "ol-stats": {
    "Create().cnt": 443,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 443,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 443,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 442,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 443,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 853,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 443,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 443,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 443,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 442,
    "childExit().ms-avg": 0,
    "fork().cnt": 442,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 442,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 460,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 442,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:51:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:51:41 remove worker.pid",
    "2021/05/02 21:51:41 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'fork': True, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "fork": true,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "sock",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 11.293189287185669,
  "total_seconds": 12.357999801635742,
  "stats": {
    "sandboxes_per_sec": 37.6
  },
  "ol-stats": {
    "Create().cnt": 409,
    "Create().ms-avg": 139,
    "Create()/acquire-cgroup.cnt": 409,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 409,
    "Create()/acquire-mem.ms-avg": 77,
    "Create()/fork-proc.cnt": 408,
    "Create()/fork-proc.ms-avg": 57,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 277,
    "Create()/make-root-fs.cnt": 409,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 785,
    "Destroy().ms-avg": 51,
    "Destroy()/detach-root.cnt": 409,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 409,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 409,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 408,
    "childExit().ms-avg": 60,
    "fork().cnt": 408,
    "fork().ms-avg": 57,
    "forkRequest.cnt": 408,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 426,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 408,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:51:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:51:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:51:54 remove worker.pid",
    "2021/05/02 21:51:54 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpajsrc055', '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": {
    "worker_port": "5000",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "registry": "/tmp/tmpajsrc055",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "registry_cache_ms": 3000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "docker_runtime": ""
  },
  "seconds": 6.031371116638184,
  "total_seconds": 6.267643690109253,
  "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": 140,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1715,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1718,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1715,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1714,
    "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": 7,
    "web-request.cnt": 1715,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:52:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:52:00 remove worker.pid",
    "2021/05/02 21:52:00 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpajsrc055', '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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.042633533477783,
  "total_seconds": 15.274218797683716,
  "stats": {
    "reqs_per_sec": 288.73333333333335
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4331,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4334,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4331,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4330,
    "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": 4331,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:52:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:52:15 remove worker.pid",
    "2021/05/02 21:52:15 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.039743661880493,
  "total_seconds": 15.345312356948853,
  "stats": {
    "reqs_per_sec": 293.2
  },
  "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": 6,
    "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": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4398,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3870,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4398,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3866,
    "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": 4398,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:52:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:52:31 remove worker.pid",
    "2021/05/02 21:52:31 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.06335735321045,
  "total_seconds": 15.294597148895264,
  "stats": {
    "reqs_per_sec": 252.33333333333334
  },
  "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": 135,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3785,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2915,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3785,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2911,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 3785,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:52:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:52:46 remove worker.pid",
    "2021/05/02 21:52:46 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmph3zjbfro'}
========================================
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": {
    "worker_port": "5000",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "mem_pool_mb": 500,
    "registry": "/tmp/tmph3zjbfro",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "sandbox_config": {},
    "docker_runtime": ""
  },
  "seconds": 3.03065824508667,
  "total_seconds": 3.4681239128112793,
  "stats": {
    "reqs_per_sec": 32.996726606375304
  },
  "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": 135,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 153,
    "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": 25,
    "Pause().cnt": 200,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 2,
    "evict.cnt": 52,
    "evict.ms-avg": 9,
    "fork().cnt": 100,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 70,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 25
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:52:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:52:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:52:49 remove worker.pid",
    "2021/05/02 21:52:49 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmph3zjbfro'}
PUSH conf: {'registry': '/tmp/tmprdgl9jr8'}
========================================
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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "server_mode": "lambda",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/tmp/tmprdgl9jr8",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 45.32716083526611,
  "total_seconds": 45.875240325927734,
  "stats": {
    "reqs_per_sec": 22.061855739512826
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1983,
    "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": 40,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 20,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 982,
    "evict.ms-avg": 12,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 41,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 41
  },
  "errors": [],
  "worker_tail": [
    "2021/05/02 21:53:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:53:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:53:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:53:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:53:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:53:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/05/02 21:53:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/05/02 21:53:35 remove worker.pid",
    "2021/05/02 21:53:35 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmprdgl9jr8'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0