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": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "server_mode": "lambda"
  },
  "seconds": 2.3869831562042236,
  "total_seconds": 2.694373846054077,
  "stats": {
    "pings_per_sec": 418.94915310782505
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:47:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:47:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:47:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:47:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:47:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:47:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:47:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:47:57 remove worker.pid",
    "2021/01/20 21:47:57 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": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "server_mode": "lambda"
  },
  "seconds": 17.402414560317993,
  "total_seconds": 17.640488386154175,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 663,
    "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": 661,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4338,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 194,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 94,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1732,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4338
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:48:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:48:14 remove worker.pid",
    "2021/01/20 21:48:14 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": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 6.000031471252441,
  "total_seconds": 6.236220836639404,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 92,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1491,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 929,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1491
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:48:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:48:20 remove worker.pid",
    "2021/01/20 21:48:20 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "docker",
    "mem_pool_mb": 500,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "server_mode": "lambda"
  },
  "seconds": 21.554932594299316,
  "total_seconds": 22.68274188041687,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1247,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 339,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5377,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2047,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5377
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:48:43 Kill function: install",
    "2021/01/20 21:48:43 Destroy() [SB 6]",
    "2021/01/20 21:48:43 Kill function: install2",
    "2021/01/20 21:48:43 Destroy() [SB 7]",
    "2021/01/20 21:48:43 Kill function: install3",
    "2021/01/20 21:48:43 Destroy() [SB 9]",
    "2021/01/20 21:48:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:48:43 remove worker.pid",
    "2021/01/20 21:48:43 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 0.17479252815246582,
  "total_seconds": 0.4049208164215088,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 171,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 13,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 171
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:48:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:48:44 remove worker.pid",
    "2021/01/20 21:48:44 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": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 0.8306102752685547,
  "total_seconds": 1.0629663467407227,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 826,
    "Pause().cnt": 2,
    "Pause().ms-avg": 2,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 660,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 2,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 10,
    "web-request.cnt": 1,
    "web-request.ms-avg": 826
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:48:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:48:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:48:45 remove worker.pid",
    "2021/01/20 21:48:45 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
{'version': '1.19.5', 'result': 15}
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 70.11180257797241,
  "total_seconds": 70.37108755111694,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 161,
    "Create()/acquire-cgroup.cnt": 14,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 14,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 176,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 45,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 14,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 14,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 14017,
    "Pause().cnt": 10,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 490,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 31,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 8426,
    "web-request.cnt": 5,
    "web-request.ms-avg": 14018
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:49:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:49:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:49:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:49:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:49:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:49:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:49:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:49:55 remove worker.pid",
    "2021/01/20 21:49:55 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
========================================
sock_churn {'baseline': 0, 'seconds': 5, 'procs': 1, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 5,
    "procs": 1,
    "fork": false
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 5.155223608016968,
  "total_seconds": 5.2782509326934814,
  "stats": {
    "sandboxes_per_sec": 5.6
  },
  "ol-stats": {
    "Create().cnt": 28,
    "Create().ms-avg": 160,
    "Create()/acquire-cgroup.cnt": 28,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 28,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 28,
    "Create()/fresh-proc.ms-avg": 155,
    "Create()/make-root-fs.cnt": 28,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 56,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 28,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 28,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 28,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 45,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:50:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:50:00 remove worker.pid",
    "2021/01/20 21:50:00 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'seconds': 10, 'procs': 1, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 10,
    "procs": 1,
    "fork": true
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 10.168848991394043,
  "total_seconds": 10.405885457992554,
  "stats": {
    "sandboxes_per_sec": 43.0
  },
  "ol-stats": {
    "Create().cnt": 431,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 431,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 431,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 430,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 431,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 861,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 431,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 431,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 431,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 430,
    "childExit().ms-avg": 0,
    "fork().cnt": 430,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 430,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 448,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 430,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:50:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:50:11 remove worker.pid",
    "2021/01/20 21:50:11 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'seconds': 10, 'procs': 15, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "seconds": 10,
    "procs": 15,
    "fork": true
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 10.394586086273193,
  "total_seconds": 10.623363256454468,
  "stats": {
    "sandboxes_per_sec": 46.2
  },
  "ol-stats": {
    "Create().cnt": 463,
    "Create().ms-avg": 82,
    "Create()/acquire-cgroup.cnt": 463,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 463,
    "Create()/acquire-mem.ms-avg": 15,
    "Create()/fork-proc.cnt": 462,
    "Create()/fork-proc.ms-avg": 62,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 463,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 925,
    "Destroy().ms-avg": 49,
    "Destroy()/detach-root.cnt": 463,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 463,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 463,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 462,
    "childExit().ms-avg": 61,
    "fork().cnt": 462,
    "fork().ms-avg": 62,
    "forkRequest.cnt": 462,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 480,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 462,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:50:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:50:21 remove worker.pid",
    "2021/01/20 21:50:21 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'seconds': 10, 'procs': 1, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "seconds": 10,
    "procs": 1,
    "fork": true
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 10.800362586975098,
  "total_seconds": 11.137023448944092,
  "stats": {
    "sandboxes_per_sec": 44.2
  },
  "ol-stats": {
    "Create().cnt": 475,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 475,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 475,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 474,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 475,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 917,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 475,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 475,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 475,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 474,
    "childExit().ms-avg": 0,
    "fork().cnt": 474,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 474,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 492,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 474,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:50:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:50:32 remove worker.pid",
    "2021/01/20 21:50:32 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'seconds': 10, 'procs': 15, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "seconds": 10,
    "procs": 15,
    "fork": true
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "memory": false,
      "cgroups": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 10.993335247039795,
  "total_seconds": 11.450477600097656,
  "stats": {
    "sandboxes_per_sec": 42.8
  },
  "ol-stats": {
    "Create().cnt": 461,
    "Create().ms-avg": 123,
    "Create()/acquire-cgroup.cnt": 461,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 461,
    "Create()/acquire-mem.ms-avg": 71,
    "Create()/fork-proc.cnt": 460,
    "Create()/fork-proc.ms-avg": 49,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 461,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 889,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 461,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 461,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 461,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 460,
    "childExit().ms-avg": 56,
    "fork().cnt": 460,
    "fork().ms-avg": 49,
    "forkRequest.cnt": 460,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 478,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 460,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:50:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:50:44 remove worker.pid",
    "2021/01/20 21:50:44 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmp3ptu7x6h'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "registry_cache_ms": 3000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "sandbox_config": {},
    "registry": "/tmp/tmp3ptu7x6h",
    "pip_mirror": "",
    "server_mode": "lambda"
  },
  "seconds": 6.030625820159912,
  "total_seconds": 6.373167276382446,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1675,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1678,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1675,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1674,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1675,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:50:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:50:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:50:50 remove worker.pid",
    "2021/01/20 21:50:50 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmp3ptu7x6h'}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'seconds': 15, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 15.039675951004028,
  "total_seconds": 15.270040512084961,
  "stats": {
    "reqs_per_sec": 284.73333333333335
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4271,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4274,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4271,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4270,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4271,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:51:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:51:06 remove worker.pid",
    "2021/01/20 21:51:06 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 2}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 2
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 15.043278932571411,
  "total_seconds": 15.272482872009277,
  "stats": {
    "reqs_per_sec": 292.26666666666665
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4384,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4018,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4384,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4014,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4384,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:51:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:51:21 remove worker.pid",
    "2021/01/20 21:51:21 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 8}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 8
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 15.064141273498535,
  "total_seconds": 15.294507026672363,
  "stats": {
    "reqs_per_sec": 263.0
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3945,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3036,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3945,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3032,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 5,
    "web-request.cnt": 3945,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:51:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:51:36 remove worker.pid",
    "2021/01/20 21:51:36 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpy4tpme56'}
========================================
call_each_once_exec {'alloc_mb': 1, 'lambda_count': 100}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 1,
    "lambda_count": 100
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "import_cache_tree": "",
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "limits": {
      "procs": 10,
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250
    },
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "memory": false,
      "cgroups": false,
      "package": false
    },
    "sandbox_config": {},
    "registry": "/tmp/tmpy4tpme56",
    "pip_mirror": "",
    "server_mode": "lambda"
  },
  "seconds": 2.8699796199798584,
  "total_seconds": 3.390293598175049,
  "stats": {
    "reqs_per_sec": 34.843782982994824
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 151,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 24,
    "Pause().cnt": 200,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 50,
    "evict.ms-avg": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 70,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 24
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:51:40 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:40 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:40 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:40 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:40 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:40 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:51:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:51:40 remove worker.pid",
    "2021/01/20 21:51:40 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpy4tpme56'}
PUSH conf: {'registry': '/tmp/tmpct5kr0q_'}
========================================
call_each_once_exec {'alloc_mb': 10, 'lambda_count': 1000}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 10,
    "lambda_count": 1000
  },
  "pass": true,
  "conf": {
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "sandbox": "sock",
    "trace": {
      "package": false,
      "evictor": false,
      "cgroups": false,
      "memory": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/tmp/tmpct5kr0q_",
    "pip_mirror": "",
    "limits": {
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50,
      "procs": 10
    }
  },
  "seconds": 42.56997203826904,
  "total_seconds": 43.18979215621948,
  "stats": {
    "reqs_per_sec": 23.490754882078264
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 161,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1980,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 2,
    "evict.cnt": 979,
    "evict.ms-avg": 10,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 41,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 38
  },
  "errors": [],
  "worker_tail": [
    "2021/01/20 21:52:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:52:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:52:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:52:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:52:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:52:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/01/20 21:52:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/01/20 21:52:23 remove worker.pid",
    "2021/01/20 21:52:23 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpct5kr0q_'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0