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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 2.263017177581787,
  "total_seconds": 2.7058558464050293,
  "stats": {
    "pings_per_sec": 441.89222361876546
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:48:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:48:34 remove worker.pid",
    "2021/02/15 21:48:34 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 13.901785850524902,
  "total_seconds": 14.144524097442627,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 501,
    "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": 500,
    "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": 3430,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 139,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 6,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1480,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3430
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:48:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:48:49 remove worker.pid",
    "2021/02/15 21:48:49 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 6.466489315032959,
  "total_seconds": 6.705887079238892,
  "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": 1608,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 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": 1007,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1608
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:48:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:48:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:48:55 remove worker.pid",
    "2021/02/15 21:48:55 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "docker"
  },
  "seconds": 24.149457216262817,
  "total_seconds": 25.1766459941864,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1347,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 476,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 6025,
    "Pause().cnt": 4,
    "Pause().ms-avg": 113,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2349,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6026
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:49:20 Kill function: install3",
    "2021/02/15 21:49:20 Destroy() [SB 9]",
    "2021/02/15 21:49:20 Kill function: echo",
    "2021/02/15 21:49:20 Destroy() [SB 0]",
    "2021/02/15 21:49:20 Kill function: install",
    "2021/02/15 21:49:20 Destroy() [SB 6]",
    "2021/02/15 21:49:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:49:21 remove worker.pid",
    "2021/02/15 21:49:21 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 0.17580223083496094,
  "total_seconds": 0.4096651077270508,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 172,
    "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": 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": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 172
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:49:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:49:21 remove worker.pid",
    "2021/02/15 21:49:21 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 0.8722131252288818,
  "total_seconds": 1.1059274673461914,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 868,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 708,
    "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": 868
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:49:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:49:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:49:22 remove worker.pid",
    "2021/02/15 21:49:22 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 80.57609844207764,
  "total_seconds": 81.43315696716309,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 124,
    "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": 8,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 153,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 22,
    "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": 3,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 16111,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 570,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 7,
    "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": 9680,
    "web-request.cnt": 5,
    "web-request.ms-avg": 16111
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:50:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:50:43 remove worker.pid",
    "2021/02/15 21:50:43 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 5.081332683563232,
  "total_seconds": 5.3045430183410645,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 142,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:50:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:50:49 remove worker.pid",
    "2021/02/15 21:50:49 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 10.171406030654907,
  "total_seconds": 10.41055703163147,
  "stats": {
    "sandboxes_per_sec": 42.7
  },
  "ol-stats": {
    "Create().cnt": 428,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 428,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 428,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 427,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 428,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 855,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 428,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 428,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 428,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 427,
    "childExit().ms-avg": 0,
    "fork().cnt": 427,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 427,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 445,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 427,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:50:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:50:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:50:59 remove worker.pid",
    "2021/02/15 21:50:59 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 10.373714208602905,
  "total_seconds": 10.609748125076294,
  "stats": {
    "sandboxes_per_sec": 43.9
  },
  "ol-stats": {
    "Create().cnt": 440,
    "Create().ms-avg": 96,
    "Create()/acquire-cgroup.cnt": 440,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 440,
    "Create()/acquire-mem.ms-avg": 15,
    "Create()/fork-proc.cnt": 439,
    "Create()/fork-proc.ms-avg": 76,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 440,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 879,
    "Destroy().ms-avg": 57,
    "Destroy()/detach-root.cnt": 440,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 440,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 440,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 439,
    "childExit().ms-avg": 77,
    "fork().cnt": 439,
    "fork().ms-avg": 76,
    "forkRequest.cnt": 439,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 457,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 439,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:51:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:51:10 remove worker.pid",
    "2021/02/15 21:51:10 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 11.046934127807617,
  "total_seconds": 11.395151376724243,
  "stats": {
    "sandboxes_per_sec": 41.9
  },
  "ol-stats": {
    "Create().cnt": 452,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 452,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 452,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 451,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 452,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 871,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 452,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 452,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 452,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 451,
    "childExit().ms-avg": 0,
    "fork().cnt": 451,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 451,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 469,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 451,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:51:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:51:21 remove worker.pid",
    "2021/02/15 21:51:21 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 11.084889650344849,
  "total_seconds": 11.428891658782959,
  "stats": {
    "sandboxes_per_sec": 39.3
  },
  "ol-stats": {
    "Create().cnt": 426,
    "Create().ms-avg": 143,
    "Create()/acquire-cgroup.cnt": 426,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 426,
    "Create()/acquire-mem.ms-avg": 81,
    "Create()/fork-proc.cnt": 425,
    "Create()/fork-proc.ms-avg": 58,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 156,
    "Create()/make-root-fs.cnt": 426,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 819,
    "Destroy().ms-avg": 55,
    "Destroy()/detach-root.cnt": 426,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 426,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 426,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 425,
    "childExit().ms-avg": 64,
    "fork().cnt": 425,
    "fork().ms-avg": 58,
    "forkRequest.cnt": 425,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 443,
    "fresh-cgroup.ms-avg": 7,
    "move-to-cg-after-fork.cnt": 425,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:51:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:51:33 remove worker.pid",
    "2021/02/15 21:51:33 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmppazjwj7j', '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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/tmp/tmppazjwj7j",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 3000,
    "sandbox": "sock"
  },
  "seconds": 6.0339577198028564,
  "total_seconds": 6.275518178939819,
  "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": 137,
    "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": 1712,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1715,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1712,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1711,
    "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": 1712,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:51:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:51:39 remove worker.pid",
    "2021/02/15 21:51:39 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmppazjwj7j', '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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 15.04479455947876,
  "total_seconds": 15.276963710784912,
  "stats": {
    "reqs_per_sec": 288.6
  },
  "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": 137,
    "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": 4329,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4332,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4329,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4328,
    "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": 1,
    "web-request.cnt": 4329,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:51:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:51:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:51:54 remove worker.pid",
    "2021/02/15 21:51:54 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 15.052088022232056,
  "total_seconds": 15.28275990486145,
  "stats": {
    "reqs_per_sec": 281.6666666666667
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 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": 4225,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3747,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4225,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3743,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4225,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:52:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:52:09 remove worker.pid",
    "2021/02/15 21:52:09 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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 15.067190408706665,
  "total_seconds": 15.298377513885498,
  "stats": {
    "reqs_per_sec": 255.13333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3827,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2845,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3827,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2841,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 2,
    "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": 5,
    "web-request.cnt": 3827,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:52:25 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:25 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:25 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:25 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:25 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:25 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:52:25 remove worker.pid",
    "2021/02/15 21:52:25 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpprz4otr8'}
========================================
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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/tmp/tmpprz4otr8",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 2.9426379203796387,
  "total_seconds": 3.4187445640563965,
  "stats": {
    "reqs_per_sec": 33.98339212476981
  },
  "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": 25,
    "Pause().cnt": 200,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 56,
    "evict.ms-avg": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "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": [
    "2021/02/15 21:52:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:52:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:52:28 remove worker.pid",
    "2021/02/15 21:52:28 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpprz4otr8'}
PUSH conf: {'registry': '/tmp/tmpeyd6c4ov'}
========================================
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": {
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "pip_mirror": "",
    "trace": {
      "memory": false,
      "package": false,
      "evictor": false,
      "cgroups": false
    },
    "docker_runtime": "",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "registry": "/tmp/tmpeyd6c4ov",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "storage": {
      "scratch": "",
      "root": "private",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock"
  },
  "seconds": 43.743672609329224,
  "total_seconds": 44.31448531150818,
  "stats": {
    "reqs_per_sec": 22.860463029045036
  },
  "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": 139,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1981,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 8,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 39,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 980,
    "evict.ms-avg": 12,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 39
  },
  "errors": [],
  "worker_tail": [
    "2021/02/15 21:53:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:53:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:53:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:53:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:53:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:53:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/15 21:53:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/15 21:53:13 remove worker.pid",
    "2021/02/15 21:53:13 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpeyd6c4ov'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0