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_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 1.6708149909973145,
  "total_seconds": 1.9050793647766113,
  "stats": {
    "pings_per_sec": 598.5158624460801
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:41:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:41:50 remove worker.pid",
    "2022/03/12 21:41:50 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_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 6.834718465805054,
  "total_seconds": 7.081287384033203,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 167,
    "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": 159,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 7,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 9,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 4,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 1,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1702,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 49,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 4,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 968,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1702
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:41:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:41:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:41:57 remove worker.pid",
    "2022/03/12 21:41:57 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 6.028098821640015,
  "total_seconds": 6.276146411895752,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 102,
    "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": 10,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 9,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 11,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 5,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 1,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1498,
    "Pause().cnt": 8,
    "Pause().ms-avg": 7,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 51,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 10,
    "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": 915,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1498
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:42:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:42:03 remove worker.pid",
    "2022/03/12 21:42:03 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_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "docker",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 12.402588605880737,
  "total_seconds": 13.33196759223938,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 663,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 172,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 3089,
    "Pause().cnt": 4,
    "Pause().ms-avg": 37,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1538,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3089
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:42:16 Kill function: install",
    "2022/03/12 21:42:16 Destroy() [SB 6]",
    "2022/03/12 21:42:16 Kill function: install2",
    "2022/03/12 21:42:16 Destroy() [SB 7]",
    "2022/03/12 21:42:17 Kill function: install3",
    "2022/03/12 21:42:17 Destroy() [SB 9]",
    "2022/03/12 21:42:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:42:17 remove worker.pid",
    "2022/03/12 21:42:17 exiting",
    ""
  ]
}
POP conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 0.21626043319702148,
  "total_seconds": 0.4602656364440918,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 88,
    "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": 132,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 18,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 7,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 5,
    "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": 213,
    "Pause().cnt": 2,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 20,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 213
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:42:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:42:17 remove worker.pid",
    "2022/03/12 21:42:17 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 0.9777853488922119,
  "total_seconds": 1.21864652633667,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 86,
    "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": 11,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 131,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 14,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 8,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 7,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 974,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 789,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 10,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 974
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:42:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:42:18 remove worker.pid",
    "2022/03/12 21:42:18 exiting",
    ""
  ]
}
========================================
version
========================================
RUN ./ol worker -p=test-dir --detach
"3.8.10 (default, Nov 26 2021, 20:14:08) \n[GCC 9.3.0]"
RUN ./ol kill -p=test-dir
{
  "test": "version",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 0.19494009017944336,
  "total_seconds": 0.4379293918609619,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 86,
    "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": 12,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 129,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 15,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 7,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 5,
    "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": 191,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 8,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 12,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 12,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 191
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:42:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:42:19 remove worker.pid",
    "2022/03/12 21:42:19 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 1000}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
{'result': 15, 'version': '1.22.3'}
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 1000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 27.59656286239624,
  "total_seconds": 27.829833269119263,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 136,
    "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": 139,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 42,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 11,
    "Destroy()/detach-root.cnt": 14,
    "Destroy()/detach-root.ms-avg": 5,
    "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": 5516,
    "Pause().cnt": 10,
    "Pause().ms-avg": 7,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 247,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 4,
    "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": 2,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 3217,
    "web-request.cnt": 5,
    "web-request.ms-avg": 5516
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:42:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:42:47 remove worker.pid",
    "2022/03/12 21:42:47 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 1000}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'baseline': 0, 'procs': 1, 'seconds': 5, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 1,
    "seconds": 5,
    "fork": false
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 5.036012411117554,
  "total_seconds": 5.262769460678101,
  "stats": {
    "sandboxes_per_sec": 6.0
  },
  "ol-stats": {
    "Create().cnt": 30,
    "Create().ms-avg": 147,
    "Create()/acquire-cgroup.cnt": 30,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 30,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 30,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 30,
    "Create()/make-root-fs.ms-avg": 8,
    "Destroy().cnt": 60,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 30,
    "Destroy()/detach-root.ms-avg": 8,
    "Destroy()/kill-procs.cnt": 30,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 30,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 47,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:42:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:42:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:42:52 remove worker.pid",
    "2022/03/12 21:42:52 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'procs': 1, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 1,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 10.334110498428345,
  "total_seconds": 10.573689937591553,
  "stats": {
    "sandboxes_per_sec": 24.4
  },
  "ol-stats": {
    "Create().cnt": 245,
    "Create().ms-avg": 17,
    "Create()/acquire-cgroup.cnt": 245,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 245,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 244,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 124,
    "Create()/make-root-fs.cnt": 245,
    "Create()/make-root-fs.ms-avg": 8,
    "Destroy().cnt": 489,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 245,
    "Destroy()/detach-root.ms-avg": 4,
    "Destroy()/kill-procs.cnt": 245,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 245,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 244,
    "childExit().ms-avg": 0,
    "fork().cnt": 244,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 244,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 262,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 244,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:43:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:43:03 remove worker.pid",
    "2022/03/12 21:43:03 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'procs': 15, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 15,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 10.410353660583496,
  "total_seconds": 10.6552894115448,
  "stats": {
    "sandboxes_per_sec": 26.3
  },
  "ol-stats": {
    "Create().cnt": 264,
    "Create().ms-avg": 258,
    "Create()/acquire-cgroup.cnt": 264,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 264,
    "Create()/acquire-mem.ms-avg": 8,
    "Create()/fork-proc.cnt": 263,
    "Create()/fork-proc.ms-avg": 244,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 120,
    "Create()/make-root-fs.cnt": 264,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 527,
    "Destroy().ms-avg": 130,
    "Destroy()/detach-root.cnt": 264,
    "Destroy()/detach-root.ms-avg": 2,
    "Destroy()/kill-procs.cnt": 264,
    "Destroy()/kill-procs.ms-avg": 6,
    "Destroy()/remove-root.cnt": 264,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 263,
    "childExit().ms-avg": 237,
    "fork().cnt": 263,
    "fork().ms-avg": 244,
    "forkRequest.cnt": 263,
    "forkRequest.ms-avg": 31,
    "fresh-cgroup.cnt": 281,
    "fresh-cgroup.ms-avg": 6,
    "move-to-cg-after-fork.cnt": 263,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:43:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:43:13 remove worker.pid",
    "2022/03/12 21:43:13 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'procs': 1, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "procs": 1,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 11.240015268325806,
  "total_seconds": 11.606869459152222,
  "stats": {
    "sandboxes_per_sec": 27.2
  },
  "ol-stats": {
    "Create().cnt": 305,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 305,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 305,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 304,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 119,
    "Create()/make-root-fs.cnt": 305,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 577,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 305,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 305,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 305,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 304,
    "childExit().ms-avg": 0,
    "fork().cnt": 304,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 304,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 322,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 304,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:43:25 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:25 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:25 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:25 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:25 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:25 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:43:25 remove worker.pid",
    "2022/03/12 21:43:25 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'procs': 15, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "procs": 15,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 11.718688726425171,
  "total_seconds": 12.202009201049805,
  "stats": {
    "sandboxes_per_sec": 26.5
  },
  "ol-stats": {
    "Create().cnt": 298,
    "Create().ms-avg": 304,
    "Create()/acquire-cgroup.cnt": 298,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 298,
    "Create()/acquire-mem.ms-avg": 177,
    "Create()/fork-proc.cnt": 297,
    "Create()/fork-proc.ms-avg": 121,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 239,
    "Create()/make-root-fs.cnt": 298,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 563,
    "Destroy().ms-avg": 80,
    "Destroy()/detach-root.cnt": 298,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 298,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 298,
    "Destroy()/remove-root.ms-avg": 1,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 297,
    "childExit().ms-avg": 126,
    "fork().cnt": 297,
    "fork().ms-avg": 121,
    "forkRequest.cnt": 297,
    "forkRequest.ms-avg": 29,
    "fresh-cgroup.cnt": 315,
    "fresh-cgroup.ms-avg": 6,
    "move-to-cg-after-fork.cnt": 297,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:43:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:43:37 remove worker.pid",
    "2022/03/12 21:43:37 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpq8twrkjz', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/tmp/tmpvwsng3p1'}
========================================
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_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/tmp/tmpvwsng3p1",
    "registry_cache_ms": 3000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 5.2038962841033936,
  "total_seconds": 5.675454378128052,
  "stats": {
    "reqs_per_sec": 19.21645344317714
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 12,
    "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": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 257,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 158,
    "Destroy().ms-avg": 9,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 46,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 8,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 1,
    "childExit().cnt": 100,
    "childExit().ms-avg": 2,
    "evict.cnt": 57,
    "evict.ms-avg": 21,
    "fork().cnt": 100,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 118,
    "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": 8,
    "web-request.cnt": 100,
    "web-request.ms-avg": 47
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:43:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:43:43 remove worker.pid",
    "2022/03/12 21:43:43 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpvwsng3p1'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/tmp/tmpq8twrkjz",
    "registry_cache_ms": 3000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 6.055701732635498,
  "total_seconds": 6.3145928382873535,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 84,
    "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": 12,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 254,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 11,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 18,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 2,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1670,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1673,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1670,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1669,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 12,
    "fork().cnt": 3,
    "fork().ms-avg": 12,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1670,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:43:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:43:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:43:49 remove worker.pid",
    "2022/03/12 21:43:49 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpq8twrkjz', '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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 15.005736589431763,
  "total_seconds": 15.242818593978882,
  "stats": {
    "reqs_per_sec": 309.46666666666664
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 59,
    "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": 10,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 131,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 19,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 13,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 4,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4642,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4645,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4642,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4641,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 6,
    "fork().cnt": 3,
    "fork().ms-avg": 10,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 4642,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:44:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:44:04 remove worker.pid",
    "2022/03/12 21:44:04 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 15.005626440048218,
  "total_seconds": 15.234410285949707,
  "stats": {
    "reqs_per_sec": 312.06666666666666
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 61,
    "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": 12,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 130,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 18,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 17,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 2,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 4,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4681,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4453,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4681,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4449,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 12,
    "fork().cnt": 3,
    "fork().ms-avg": 12,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 4681,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:44:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:44:20 remove worker.pid",
    "2022/03/12 21:44:20 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 15.023423671722412,
  "total_seconds": 15.262263059616089,
  "stats": {
    "reqs_per_sec": 341.6
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 58,
    "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": 14,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 130,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 13,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 11,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 6,
    "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": 5124,
    "LambdaFunc.Invoke.ms-avg": 12,
    "Pause().cnt": 452,
    "Pause().ms-avg": 1,
    "ServeHTTP.cnt": 5124,
    "ServeHTTP.ms-avg": 1,
    "Unpause().cnt": 449,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 14,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 13,
    "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": 3,
    "web-request.cnt": 5124,
    "web-request.ms-avg": 12
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:44:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:44:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:44:35 remove worker.pid",
    "2022/03/12 21:44:35 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmptwbticky'}
========================================
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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/tmp/tmptwbticky",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 72.31575345993042,
  "total_seconds": 73.19188213348389,
  "stats": {
    "reqs_per_sec": 13.828249936726495
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 11,
    "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": 9,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 128,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1983,
    "Destroy().ms-avg": 11,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 18,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 68,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 29,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 982,
    "evict.ms-avg": 22,
    "fork().cnt": 1000,
    "fork().ms-avg": 9,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 38,
    "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": 8,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 68
  },
  "errors": [],
  "worker_tail": [
    "2022/03/12 21:45:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:45:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:45:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:45:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:45:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:45:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/12 21:45:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/12 21:45:48 remove worker.pid",
    "2022/03/12 21:45:48 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmptwbticky'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 19, FAILED: 0