sudo 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": 1.8690104484558105,
  "total_seconds": 2.1061062812805176,
  "stats": {
    "pings_per_sec": 535.0496543413888
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:40:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:40:45 remove worker.pid",
    "2022/04/10 21:40:45 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": 6.416611909866333,
  "total_seconds": 6.663187742233276,
  "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": 10,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 5,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 2,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1598,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 47,
    "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": 906,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1598
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:40:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:40:52 remove worker.pid",
    "2022/04/10 21:40:52 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": 5.693261623382568,
  "total_seconds": 5.936169624328613,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 97,
    "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": 7,
    "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": 1416,
    "Pause().cnt": 8,
    "Pause().ms-avg": 6,
    "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": 8,
    "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": 865,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1416
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:40:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:40:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:40:58 remove worker.pid",
    "2022/04/10 21:40:58 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": 11.53996729850769,
  "total_seconds": 12.368638753890991,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 614,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 155,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2874,
    "Pause().cnt": 4,
    "Pause().ms-avg": 33,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1444,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2874
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:41:10 Kill function: install",
    "2022/04/10 21:41:10 Destroy() [SB 6]",
    "2022/04/10 21:41:10 Kill function: install2",
    "2022/04/10 21:41:10 Destroy() [SB 7]",
    "2022/04/10 21:41:10 Kill function: install3",
    "2022/04/10 21:41:10 Destroy() [SB 9]",
    "2022/04/10 21:41:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:41:10 remove worker.pid",
    "2022/04/10 21:41:10 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": 0.20759987831115723,
  "total_seconds": 0.44988250732421875,
  "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": 123,
    "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": 204,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 21,
    "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": 204
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:41:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:41:11 remove worker.pid",
    "2022/04/10 21:41:11 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": 0.9099075794219971,
  "total_seconds": 1.1458683013916016,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 83,
    "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": 14,
    "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": 906,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 730,
    "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": 906
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:41:12 remove worker.pid",
    "2022/04/10 21:41:12 exiting",
    ""
  ]
}
========================================
version
========================================
RUN ./ol worker -p=test-dir --detach
"3.8.10 (default, Mar 15 2022, 12:22:08) \n[GCC 9.4.0]"
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": 0.19773030281066895,
  "total_seconds": 0.4403188228607178,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 87,
    "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": 124,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 19,
    "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": 194,
    "Pause().cnt": 2,
    "Pause().ms-avg": 6,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 6,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 11,
    "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": 194
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:41:12 remove worker.pid",
    "2022/04/10 21:41:12 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": 26.642711639404297,
  "total_seconds": 26.86753749847412,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 131,
    "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": 131,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 43,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 12,
    "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": 5325,
    "Pause().cnt": 10,
    "Pause().ms-avg": 6,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 237,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 3,
    "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": 3,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 3109,
    "web-request.cnt": 5,
    "web-request.ms-avg": 5325
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:41:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:41:39 remove worker.pid",
    "2022/04/10 21:41:39 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": 5.0457398891448975,
  "total_seconds": 5.2753612995147705,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 143,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 8,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 7,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:41:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:41:44 remove worker.pid",
    "2022/04/10 21:41:44 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": 10.151406288146973,
  "total_seconds": 10.390569925308228,
  "stats": {
    "sandboxes_per_sec": 27.0
  },
  "ol-stats": {
    "Create().cnt": 271,
    "Create().ms-avg": 16,
    "Create()/acquire-cgroup.cnt": 271,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 271,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 270,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 116,
    "Create()/make-root-fs.cnt": 271,
    "Create()/make-root-fs.ms-avg": 7,
    "Destroy().cnt": 541,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 271,
    "Destroy()/detach-root.ms-avg": 3,
    "Destroy()/kill-procs.cnt": 271,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 271,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 270,
    "childExit().ms-avg": 0,
    "fork().cnt": 270,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 270,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 288,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 270,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:41:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:41:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:41:55 remove worker.pid",
    "2022/04/10 21:41:55 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": 10.397394895553589,
  "total_seconds": 10.640825271606445,
  "stats": {
    "sandboxes_per_sec": 28.6
  },
  "ol-stats": {
    "Create().cnt": 287,
    "Create().ms-avg": 235,
    "Create()/acquire-cgroup.cnt": 287,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 287,
    "Create()/acquire-mem.ms-avg": 6,
    "Create()/fork-proc.cnt": 286,
    "Create()/fork-proc.ms-avg": 224,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 116,
    "Create()/make-root-fs.cnt": 287,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 573,
    "Destroy().ms-avg": 119,
    "Destroy()/detach-root.cnt": 287,
    "Destroy()/detach-root.ms-avg": 2,
    "Destroy()/kill-procs.cnt": 287,
    "Destroy()/kill-procs.ms-avg": 4,
    "Destroy()/remove-root.cnt": 287,
    "Destroy()/remove-root.ms-avg": 1,
    "childExit().cnt": 286,
    "childExit().ms-avg": 216,
    "fork().cnt": 286,
    "fork().ms-avg": 224,
    "forkRequest.cnt": 286,
    "forkRequest.ms-avg": 29,
    "fresh-cgroup.cnt": 304,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 286,
    "move-to-cg-after-fork.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:42:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:42:05 remove worker.pid",
    "2022/04/10 21:42:05 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": 11.155660629272461,
  "total_seconds": 11.51511526107788,
  "stats": {
    "sandboxes_per_sec": 29.0
  },
  "ol-stats": {
    "Create().cnt": 323,
    "Create().ms-avg": 9,
    "Create()/acquire-cgroup.cnt": 323,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 323,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 322,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 117,
    "Create()/make-root-fs.cnt": 323,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 613,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 323,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 323,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 323,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 322,
    "childExit().ms-avg": 0,
    "fork().cnt": 322,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 322,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 340,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 322,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:42:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:42:17 remove worker.pid",
    "2022/04/10 21:42:17 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": 11.691817998886108,
  "total_seconds": 12.049451112747192,
  "stats": {
    "sandboxes_per_sec": 28.0
  },
  "ol-stats": {
    "Create().cnt": 313,
    "Create().ms-avg": 288,
    "Create()/acquire-cgroup.cnt": 313,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 313,
    "Create()/acquire-mem.ms-avg": 168,
    "Create()/fork-proc.cnt": 312,
    "Create()/fork-proc.ms-avg": 115,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 238,
    "Create()/make-root-fs.cnt": 313,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 593,
    "Destroy().ms-avg": 74,
    "Destroy()/detach-root.cnt": 313,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 313,
    "Destroy()/kill-procs.ms-avg": 5,
    "Destroy()/remove-root.cnt": 313,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 312,
    "childExit().ms-avg": 118,
    "fork().cnt": 312,
    "fork().ms-avg": 115,
    "forkRequest.cnt": 312,
    "forkRequest.ms-avg": 27,
    "fresh-cgroup.cnt": 330,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 312,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:42:29 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:29 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:29 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:29 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:29 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:29 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:42:29 remove worker.pid",
    "2022/04/10 21:42:29 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmp3y566ld2', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/tmp/tmpaivfoorv'}
========================================
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/tmpaivfoorv",
    "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": 4.605548620223999,
  "total_seconds": 5.082103252410889,
  "stats": {
    "reqs_per_sec": 21.71303648058949
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 9,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 235,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 159,
    "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": 10,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 41,
    "Pause().cnt": 200,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 7,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 1,
    "evict.cnt": 58,
    "evict.ms-avg": 18,
    "fork().cnt": 100,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 6,
    "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": 7,
    "web-request.cnt": 100,
    "web-request.ms-avg": 41
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:42:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:42:34 remove worker.pid",
    "2022/04/10 21:42:34 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpaivfoorv'}
========================================
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/tmp3y566ld2",
    "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": 6.053450107574463,
  "total_seconds": 6.304450988769531,
  "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": 11,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 230,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 12,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 10,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 1,
    "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": 1802,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1805,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1802,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1801,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 6,
    "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": 1802,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:42:40 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:40 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:40 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:40 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:40 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:40 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:42:40 remove worker.pid",
    "2022/04/10 21:42:40 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp3y566ld2', '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": 15.008798122406006,
  "total_seconds": 15.24485182762146,
  "stats": {
    "reqs_per_sec": 317.3333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 56,
    "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": 125,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 18,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 16,
    "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": 4760,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4763,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4760,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4759,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 11,
    "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": 4760,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:42:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:42:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:42:56 remove worker.pid",
    "2022/04/10 21:42:56 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": 15.006823778152466,
  "total_seconds": 15.232577800750732,
  "stats": {
    "reqs_per_sec": 322.4
  },
  "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": 13,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 125,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 16,
    "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": 4,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4836,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4504,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4836,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4500,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 12,
    "fork().cnt": 3,
    "fork().ms-avg": 13,
    "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": 2,
    "web-request.cnt": 4836,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:43:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:43:11 remove worker.pid",
    "2022/04/10 21:43:11 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": 15.020909070968628,
  "total_seconds": 15.264272212982178,
  "stats": {
    "reqs_per_sec": 363.4
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 65,
    "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": 132,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 18,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 16,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 4,
    "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": 5451,
    "LambdaFunc.Invoke.ms-avg": 11,
    "Pause().cnt": 440,
    "Pause().ms-avg": 1,
    "ServeHTTP.cnt": 5451,
    "ServeHTTP.ms-avg": 1,
    "Unpause().cnt": 438,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 7,
    "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": 5451,
    "web-request.ms-avg": 11
  },
  "errors": [],
  "worker_tail": [
    "2022/04/10 21:43:26 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:26 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:26 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:26 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:26 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:26 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:43:26 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:43:26 remove worker.pid",
    "2022/04/10 21:43:26 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpiiavgb8i'}
========================================
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/tmpiiavgb8i",
    "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": 65.82778763771057,
  "total_seconds": 66.70186996459961,
  "stats": {
    "reqs_per_sec": 15.191158158226365
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 124,
    "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": 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": 982,
    "evict.ms-avg": 22,
    "fork().cnt": 1000,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 39,
    "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": [
    "2022/04/10 21:44:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:44:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:44:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:44:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:44:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:44:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/04/10 21:44:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/04/10 21:44:33 remove worker.pid",
    "2022/04/10 21:44:33 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpiiavgb8i'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 19, FAILED: 0