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": 1.5813641548156738,
  "total_seconds": 1.820462942123413,
  "stats": {
    "pings_per_sec": 632.371612160858
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:40:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:40:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:40:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:40:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:40:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:40:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:40:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:40:54 remove worker.pid",
    "2022/03/19 21:40:54 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": 6.2860047817230225,
  "total_seconds": 6.532166957855225,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 159,
    "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": 147,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 11,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 11,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 6,
    "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": 1565,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 887,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1565
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:41:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:41:00 remove worker.pid",
    "2022/03/19 21:41:00 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": 5.762752532958984,
  "total_seconds": 6.0071635246276855,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 99,
    "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": 12,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 9,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 10,
    "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": 1432,
    "Pause().cnt": 8,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 48,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 12,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 11,
    "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": 874,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1432
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:41:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:41:06 remove worker.pid",
    "2022/03/19 21:41:06 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": 11.331077814102173,
  "total_seconds": 12.158514022827148,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 600,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 160,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2821,
    "Pause().cnt": 4,
    "Pause().ms-avg": 38,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1411,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2821
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:41:18 Kill function: install",
    "2022/03/19 21:41:18 Destroy() [SB 6]",
    "2022/03/19 21:41:18 Kill function: install2",
    "2022/03/19 21:41:18 Destroy() [SB 7]",
    "2022/03/19 21:41:18 Kill function: install3",
    "2022/03/19 21:41:18 Destroy() [SB 9]",
    "2022/03/19 21:41:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:41:19 remove worker.pid",
    "2022/03/19 21:41:19 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": 0.1992478370666504,
  "total_seconds": 0.43774962425231934,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 84,
    "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": 117,
    "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": 6,
    "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": 196,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 19,
    "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": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 196
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:41:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:41:19 remove worker.pid",
    "2022/03/19 21:41:19 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": 0.9167697429656982,
  "total_seconds": 1.1603977680206299,
  "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": 13,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 125,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 18,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 8,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 6,
    "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": 913,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 727,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 13,
    "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": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 913
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:41:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:41:20 remove worker.pid",
    "2022/03/19 21:41:20 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": 0.18960905075073242,
  "total_seconds": 0.4326438903808594,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 84,
    "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": 123,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 16,
    "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": 1,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 186,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 7,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 12,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 186
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:41:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:41:21 remove worker.pid",
    "2022/03/19 21:41:21 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": 25.69299340248108,
  "total_seconds": 25.916627168655396,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 100,
    "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": 5,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 12,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 10,
    "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": 5135,
    "Pause().cnt": 10,
    "Pause().ms-avg": 7,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 238,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 31,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 3019,
    "web-request.cnt": 5,
    "web-request.ms-avg": 5135
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:41:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:41:47 remove worker.pid",
    "2022/03/19 21:41:47 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": 5.019495725631714,
  "total_seconds": 5.248091459274292,
  "stats": {
    "sandboxes_per_sec": 6.0
  },
  "ol-stats": {
    "Create().cnt": 30,
    "Create().ms-avg": 148,
    "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": 131,
    "Create()/make-root-fs.cnt": 30,
    "Create()/make-root-fs.ms-avg": 15,
    "Destroy().cnt": 60,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 30,
    "Destroy()/detach-root.ms-avg": 7,
    "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": [
    "2022/03/19 21:41:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:41:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:41:52 remove worker.pid",
    "2022/03/19 21:41:52 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": 10.167914628982544,
  "total_seconds": 10.401102781295776,
  "stats": {
    "sandboxes_per_sec": 26.0
  },
  "ol-stats": {
    "Create().cnt": 261,
    "Create().ms-avg": 16,
    "Create()/acquire-cgroup.cnt": 261,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 261,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 260,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 118,
    "Create()/make-root-fs.cnt": 261,
    "Create()/make-root-fs.ms-avg": 8,
    "Destroy().cnt": 521,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 261,
    "Destroy()/detach-root.ms-avg": 4,
    "Destroy()/kill-procs.cnt": 261,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 261,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 260,
    "childExit().ms-avg": 0,
    "fork().cnt": 260,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 260,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 278,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 260,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:42:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:42:02 remove worker.pid",
    "2022/03/19 21:42:02 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": 10.366797685623169,
  "total_seconds": 10.602447271347046,
  "stats": {
    "sandboxes_per_sec": 27.9
  },
  "ol-stats": {
    "Create().cnt": 280,
    "Create().ms-avg": 243,
    "Create()/acquire-cgroup.cnt": 280,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 280,
    "Create()/acquire-mem.ms-avg": 12,
    "Create()/fork-proc.cnt": 279,
    "Create()/fork-proc.ms-avg": 226,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 117,
    "Create()/make-root-fs.cnt": 280,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 559,
    "Destroy().ms-avg": 121,
    "Destroy()/detach-root.cnt": 280,
    "Destroy()/detach-root.ms-avg": 2,
    "Destroy()/kill-procs.cnt": 280,
    "Destroy()/kill-procs.ms-avg": 6,
    "Destroy()/remove-root.cnt": 280,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 279,
    "childExit().ms-avg": 220,
    "fork().cnt": 279,
    "fork().ms-avg": 225,
    "forkRequest.cnt": 279,
    "forkRequest.ms-avg": 31,
    "fresh-cgroup.cnt": 297,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 279,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:42:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:42:13 remove worker.pid",
    "2022/03/19 21:42:13 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": 11.171478748321533,
  "total_seconds": 11.537868976593018,
  "stats": {
    "sandboxes_per_sec": 28.8
  },
  "ol-stats": {
    "Create().cnt": 321,
    "Create().ms-avg": 9,
    "Create()/acquire-cgroup.cnt": 321,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 321,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 320,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 122,
    "Create()/make-root-fs.cnt": 321,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 609,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 321,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 321,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 321,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 320,
    "childExit().ms-avg": 0,
    "fork().cnt": 320,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 320,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 338,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 320,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:42:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:42:24 remove worker.pid",
    "2022/03/19 21:42:24 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": 11.712053060531616,
  "total_seconds": 12.105932235717773,
  "stats": {
    "sandboxes_per_sec": 27.8
  },
  "ol-stats": {
    "Create().cnt": 311,
    "Create().ms-avg": 295,
    "Create()/acquire-cgroup.cnt": 311,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 311,
    "Create()/acquire-mem.ms-avg": 168,
    "Create()/fork-proc.cnt": 310,
    "Create()/fork-proc.ms-avg": 123,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 278,
    "Create()/make-root-fs.cnt": 311,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 589,
    "Destroy().ms-avg": 76,
    "Destroy()/detach-root.cnt": 311,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 311,
    "Destroy()/kill-procs.ms-avg": 4,
    "Destroy()/remove-root.cnt": 311,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 310,
    "childExit().ms-avg": 127,
    "fork().cnt": 310,
    "fork().ms-avg": 123,
    "forkRequest.cnt": 310,
    "forkRequest.ms-avg": 27,
    "fresh-cgroup.cnt": 328,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 310,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:42:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:42:36 remove worker.pid",
    "2022/03/19 21:42:36 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpc2j6pqci', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/tmp/tmp4cunov10'}
========================================
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/tmp4cunov10",
    "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": 4.540996789932251,
  "total_seconds": 5.026701211929321,
  "stats": {
    "reqs_per_sec": 22.021700776389828
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 11,
    "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": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 245,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 158,
    "Destroy().ms-avg": 7,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 9,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 40,
    "Pause().cnt": 200,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 1,
    "childExit().cnt": 100,
    "childExit().ms-avg": 2,
    "evict.cnt": 57,
    "evict.ms-avg": 18,
    "fork().cnt": 100,
    "fork().ms-avg": 7,
    "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": 6,
    "web-request.cnt": 100,
    "web-request.ms-avg": 40
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:42:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:42:42 remove worker.pid",
    "2022/03/19 21:42:42 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp4cunov10'}
========================================
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/tmpc2j6pqci",
    "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": 6.049499034881592,
  "total_seconds": 6.298292398452759,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 79,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 232,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 14,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 12,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 1,
    "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": 1796,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1799,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1796,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1795,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 6,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 8,
    "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": 1796,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:42:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:42:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:42:48 remove worker.pid",
    "2022/03/19 21:42:48 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpc2j6pqci', '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": 15.008669137954712,
  "total_seconds": 15.252649307250977,
  "stats": {
    "reqs_per_sec": 334.3333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 57,
    "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": 11,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 125,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 17,
    "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": 5,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5015,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 5018,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 5015,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 5014,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 10,
    "fork().cnt": 3,
    "fork().ms-avg": 11,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 10,
    "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": 5015,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:43:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:43:03 remove worker.pid",
    "2022/03/19 21:43:03 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": 15.009977102279663,
  "total_seconds": 15.236411571502686,
  "stats": {
    "reqs_per_sec": 339.6666666666667
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 57,
    "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": 126,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 17,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 17,
    "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": 5095,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4879,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 5095,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4875,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 7,
    "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": 5095,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:43:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:43:18 remove worker.pid",
    "2022/03/19 21:43:18 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": 15.020582914352417,
  "total_seconds": 15.271555662155151,
  "stats": {
    "reqs_per_sec": 413.6
  },
  "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": 17,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 124,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 16,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 13,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 5,
    "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": 6204,
    "LambdaFunc.Invoke.ms-avg": 14,
    "Pause().cnt": 155,
    "Pause().ms-avg": 1,
    "ServeHTTP.cnt": 6204,
    "ServeHTTP.ms-avg": 1,
    "Unpause().cnt": 153,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 17,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 16,
    "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": 6204,
    "web-request.ms-avg": 14
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:43:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:43:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:43:34 remove worker.pid",
    "2022/03/19 21:43:34 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp0n4xj8fv'}
========================================
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/tmp0n4xj8fv",
    "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": 65.07760214805603,
  "total_seconds": 65.96285510063171,
  "stats": {
    "reqs_per_sec": 15.366277739708025
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 9,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 126,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1982,
    "Destroy().ms-avg": 10,
    "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": 61,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 26,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 1,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 2,
    "evict.cnt": 981,
    "evict.ms-avg": 21,
    "fork().cnt": 1000,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 7,
    "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": 7,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 61
  },
  "errors": [],
  "worker_tail": [
    "2022/03/19 21:44:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:44:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:44:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:44:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:44:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:44:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/03/19 21:44:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/03/19 21:44:40 remove worker.pid",
    "2022/03/19 21:44:40 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp0n4xj8fv'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 19, FAILED: 0