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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "pip_mirror": "",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 2.1986234188079834,
  "total_seconds": 2.4412622451782227,
  "stats": {
    "pings_per_sec": 454.8350810971597
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:44:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:44:45 remove worker.pid",
    "2020/08/14 21:44:45 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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": false,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.091884136199951,
  "total_seconds": 10.336629867553711,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 304,
    "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": 298,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 5,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 3,
    "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": 2512,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 102,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 8,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1233,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2512
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:44:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:44:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:44:55 remove worker.pid",
    "2020/08/14 21:44:55 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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 6.092901229858398,
  "total_seconds": 6.328644275665283,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 139,
    "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": 1515,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 43,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 6,
    "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": 946,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1515
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:45:01 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:01 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:01 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:01 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:01 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:01 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:01 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:45:01 remove worker.pid",
    "2020/08/14 21:45:01 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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": false,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "sandbox": "docker",
    "pip_mirror": "",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 22.55032229423523,
  "total_seconds": 23.57291293144226,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1333,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 329,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5626,
    "Pause().cnt": 4,
    "Pause().ms-avg": 31,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2202,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5626
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:45:24 Kill function: install2",
    "2020/08/14 21:45:24 Destroy() [SB 7]",
    "2020/08/14 21:45:24 Kill function: install3",
    "2020/08/14 21:45:24 Destroy() [SB 9]",
    "2020/08/14 21:45:25 Kill function: echo",
    "2020/08/14 21:45:25 Destroy() [SB 0]",
    "2020/08/14 21:45:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:45:25 remove worker.pid",
    "2020/08/14 21:45:25 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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 0.17891907691955566,
  "total_seconds": 0.4098494052886963,
  "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "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": 174,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "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": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 5,
    "web-request.cnt": 1,
    "web-request.ms-avg": 175
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:45:25 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:25 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:25 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:25 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:25 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:25 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:45:25 remove worker.pid",
    "2020/08/14 21:45:25 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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 2.111677646636963,
  "total_seconds": 2.343852996826172,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 728,
    "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": 138,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 654,
    "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": 2107,
    "Pause().cnt": 2,
    "Pause().ms-avg": 2,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 646,
    "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": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 2107
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:45:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:45:28 remove worker.pid",
    "2020/08/14 21:45:28 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": false,
  "conf": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": null,
  "total_seconds": 26.7061824798584,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 113,
    "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": 166,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 4,
    "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": 6605,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 127,
    "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": 3,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 4253,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6605
  },
  "errors": [
    [
      "Traceback (most recent call last):",
      "  File \"test.py\", line 81, in wrapper",
      "    rv = fn(**kwargs)",
      "  File \"test.py\", line 246, in numpy_test",
      "    raise Exception(\"STATUS %d: %s\" % (r.status_code, r.text))",
      "Exception: STATUS 500: <html><title>500: Internal Server Error</title><body>500: Internal Server Error</body></html>",
      ""
    ]
  ],
  "worker_tail": [
    "using existing OL directory at /root/open-lambda/test-dir",
    "2020/08/14 21:45:28 save PID 10321 to file /root/open-lambda/test-dir/worker/worker.pid",
    "2020/08/14 21:45:28 Start Lambda Server",
    "2020/08/14 21:45:28 Storage dir at /root/open-lambda/test-dir/worker/code",
    "2020/08/14 21:45:28 Storage dir at /root/open-lambda/test-dir/worker/scratch",
    "2020/08/14 21:45:28 Create SandboxPool",
    "2020/08/14 21:45:28 create /sys/fs/cgroup/blkio/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 create /sys/fs/cgroup/cpu/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 create /sys/fs/cgroup/devices/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 create /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 create /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 create /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 create /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 create /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 create /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 Storage dir at /root/open-lambda/test-dir/worker/root-sandboxes",
    "2020/08/14 21:45:28 Create DepTracer",
    "2020/08/14 21:45:28 Create PackagePuller",
    "2020/08/14 21:45:28 Create ImportCache",
    "2020/08/14 21:45:28 Import Cache Tree:",
    "2020/08/14 21:45:28 0    - ROOT",
    "2020/08/14 21:45:28 Create HandlerPuller",
    "2020/08/14 21:45:28 Setups Handlers",
    "2020/08/14 21:45:28 Execute handler by POSTing to localhost:5000/run/<lambda>",
    "2020/08/14 21:45:28 Get status by sending request to localhost:5000/status",
    "2020/08/14 21:45:28 start creating/serving CGs [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:28 Receive request to /pid",
    "2020/08/14 21:45:28 Receive request to /run/numpy15",
    "2020/08/14 21:45:28 debug: LambdaFunc.Task() runs on goroutine 18 [FUNC numpy15]",
    "2020/08/14 21:45:28 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/numpy==1.15'",
    "2020/08/14 21:45:28 run pip install numpy==1.15 from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/numpy==1.15 on host",
    "2020/08/14 21:45:28 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/numpy==1.15, <installs=[], imports=[], mem-limit-mb=250>)=1... [SOCK POOL sandboxes]",
    "2020/08/14 21:45:28 use cgroup cg-1 [SOCK 1]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/08/14 21:45:28 ...returns <SB 1>, <nil> [SOCK POOL sandboxes]",
    "2020/08/14 21:45:28 Channel() [SB 1]",
    "Collecting numpy==1.15",
    "  Downloading numpy-1.15.0-cp36-cp36m-manylinux1_x86_64.whl (13.9 MB)",
    "Installing collected packages: numpy",
    "Successfully installed numpy-1.15.0",
    "pip install returned code 0",
    "2020/08/14 21:45:36 Destroy() [SB 1]",
    "2020/08/14 21:45:36 CG ref count decremented to 0 [SOCK 1]",
    "2020/08/14 21:45:36 waiting for 1 procs in cg-1 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:36 killed PIDs [10335] in CG [SOCK 1]",
    "2020/08/14 21:45:36 unmount and remove dirs [SOCK 1]",
    "2020/08/14 21:45:36 increase instances to 1 [FUNC numpy15]",
    "2020/08/14 21:45:36 Try using Zygote from <ROOT>",
    "2020/08/14 21:45:36 <sandboxes>.Create(<nil>, false, /root/open-lambda/test-dir/worker/code/1004-import-cache, /root/open-lambda/test-dir/worker/scratch/1005-import-cache, <installs=[], imports=[], mem-limit-mb=50>)=2... [SOCK POOL sandboxes]",
    "2020/08/14 21:45:36 use cgroup cg-2 [SOCK 2]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start fork server on fd: 3",
    "2020/08/14 21:45:36 ...returns <SB 2>, <nil> [SOCK POOL sandboxes]",
    "2020/08/14 21:45:36 <sandboxes>.Create(<SB 2>, true, /root/open-lambda/test-dir/worker/code/1001-numpy15, /root/open-lambda/test-dir/worker/scratch/1003-numpy15, <installs=[numpy==1.15], imports=[], mem-limit-mb=50>)=3... [SOCK POOL sandboxes]",
    "2020/08/14 21:45:36 use cgroup cg-3 [SOCK 3]",
    "2020/08/14 21:45:36 fork(SB 3) [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/08/14 21:45:36 move PID 10350 from CG cg-2 to CG cg-3 [SOCK 2]",
    "2020/08/14 21:45:36 ...returns <SB 3>, <nil> [SOCK POOL sandboxes]",
    "2020/08/14 21:45:36 Pause() [SB 2]",
    "2020/08/14 21:45:36 Channel() [SB 3]",
    "2020/08/14 21:45:36 Pause() [SB 3]",
    "2020/08/14 21:45:36 Receive request to /run/numpy16",
    "2020/08/14 21:45:36 debug: LambdaFunc.Task() runs on goroutine 32 [FUNC numpy16]",
    "2020/08/14 21:45:36 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/numpy==1.16'",
    "2020/08/14 21:45:36 run pip install numpy==1.16 from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/numpy==1.16 on host",
    "2020/08/14 21:45:36 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/numpy==1.16, <installs=[], imports=[], mem-limit-mb=250>)=4... [SOCK POOL sandboxes]",
    "2020/08/14 21:45:36 use cgroup cg-4 [SOCK 4]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/08/14 21:45:36 ...returns <SB 4>, <nil> [SOCK POOL sandboxes]",
    "2020/08/14 21:45:36 Channel() [SB 4]",
    "Collecting numpy==1.16",
    "  Downloading numpy-1.16.0-cp36-cp36m-manylinux1_x86_64.whl (17.3 MB)",
    "Installing collected packages: numpy",
    "Successfully installed numpy-1.16.0",
    "pip install returned code 0",
    "2020/08/14 21:45:43 Destroy() [SB 4]",
    "2020/08/14 21:45:43 CG ref count decremented to 0 [SOCK 4]",
    "2020/08/14 21:45:43 waiting for 1 procs in cg-4 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:43 killed PIDs [10356] in CG [SOCK 4]",
    "2020/08/14 21:45:43 unmount and remove dirs [SOCK 4]",
    "2020/08/14 21:45:43 increase instances to 1 [FUNC numpy16]",
    "2020/08/14 21:45:43 Try using Zygote from <ROOT>",
    "2020/08/14 21:45:43 Unpause() [SB 2]",
    "2020/08/14 21:45:43 <sandboxes>.Create(<SB 2>, true, /root/open-lambda/test-dir/worker/code/1008-numpy16, /root/open-lambda/test-dir/worker/scratch/1010-numpy16, <installs=[numpy==1.16], imports=[], mem-limit-mb=50>)=5... [SOCK POOL sandboxes]",
    "2020/08/14 21:45:43 use cgroup cg-5 [SOCK 5]",
    "2020/08/14 21:45:43 fork(SB 5) [SB 2]",
    "2020/08/14 21:45:43 move PID 10368 from CG cg-2 to CG cg-5 [SOCK 2]",
    "2020/08/14 21:45:43 ...returns <SB 5>, <nil> [SOCK POOL sandboxes]",
    "2020/08/14 21:45:43 Pause() [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/08/14 21:45:43 Channel() [SB 5]",
    "2020/08/14 21:45:43 Pause() [SB 5]",
    "2020/08/14 21:45:43 Receive request to /run/numpy15",
    "2020/08/14 21:45:43 increase instances to 1 [FUNC numpy15]",
    "2020/08/14 21:45:43 Try using Zygote from <ROOT>",
    "2020/08/14 21:45:43 Unpause() [SB 2]",
    "2020/08/14 21:45:43 <sandboxes>.Create(<SB 2>, true, /root/open-lambda/test-dir/worker/code/1012-numpy15, /root/open-lambda/test-dir/worker/scratch/1013-numpy15, <installs=[numpy==1.15], imports=[], mem-limit-mb=50>)=6... [SOCK POOL sandboxes]",
    "2020/08/14 21:45:43 use cgroup cg-6 [SOCK 6]",
    "2020/08/14 21:45:43 fork(SB 6) [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/08/14 21:45:43 Destroy() [SB 3]",
    "2020/08/14 21:45:43 CG ref count decremented to 0 [SOCK 3]",
    "2020/08/14 21:45:43 waiting for 2 procs in cg-3 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:43 move PID 10373 from CG cg-2 to CG cg-6 [SOCK 2]",
    "2020/08/14 21:45:43 ...returns <SB 6>, <nil> [SOCK POOL sandboxes]",
    "2020/08/14 21:45:43 Pause() [SB 2]",
    "2020/08/14 21:45:43 Channel() [SB 6]",
    "2020/08/14 21:45:43 killed PIDs [10350 10352] in CG [SOCK 3]",
    "2020/08/14 21:45:43 unmount and remove dirs [SOCK 3]",
    "2020/08/14 21:45:43 childExit(SB 3) [SB 2]",
    "2020/08/14 21:45:43 CG ref count decremented to 3 [SOCK 2]",
    "2020/08/14 21:45:43 Pause() [SB 6]",
    "2020/08/14 21:45:43 Receive request to /run/pandas15",
    "2020/08/14 21:45:43 debug: LambdaFunc.Task() runs on goroutine 53 [FUNC pandas15]",
    "2020/08/14 21:45:43 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/pandas'",
    "2020/08/14 21:45:43 run pip install pandas from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/pandas on host",
    "2020/08/14 21:45:43 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/pandas, <installs=[], imports=[], mem-limit-mb=250>)=7... [SOCK POOL sandboxes]",
    "2020/08/14 21:45:43 use cgroup cg-7 [SOCK 7]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/08/14 21:45:43 ...returns <SB 7>, <nil> [SOCK POOL sandboxes]",
    "2020/08/14 21:45:43 Channel() [SB 7]",
    "Collecting pandas",
    "  Downloading pandas-1.1.0-cp36-cp36m-manylinux1_x86_64.whl (10.5 MB)",
    "Installing collected packages: pandas",
    "Successfully installed pandas-1.1.0",
    "pip install returned code 0",
    "2020/08/14 21:45:50 Destroy() [SB 7]",
    "2020/08/14 21:45:50 CG ref count decremented to 0 [SOCK 7]",
    "2020/08/14 21:45:50 waiting for 1 procs in cg-7 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:50 killed PIDs [10380] in CG [SOCK 7]",
    "2020/08/14 21:45:50 unmount and remove dirs [SOCK 7]",
    "2020/08/14 21:45:50 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/python-dateutil'",
    "2020/08/14 21:45:50 run pip install python-dateutil from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/python-dateutil on host",
    "2020/08/14 21:45:50 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/python-dateutil, <installs=[], imports=[], mem-limit-mb=250>)=8... [SOCK POOL sandboxes]",
    "2020/08/14 21:45:50 use cgroup cg-8 [SOCK 8]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/08/14 21:45:50 ...returns <SB 8>, <nil> [SOCK POOL sandboxes]",
    "2020/08/14 21:45:50 Channel() [SB 8]",
    "Collecting python-dateutil",
    "  Downloading python_dateutil-2.8.1-py2.py3-none-any.whl (227 kB)",
    "Installing collected packages: python-dateutil",
    "Successfully installed python-dateutil-2.8.1",
    "pip install returned code 0",
    "2020/08/14 21:45:52 Destroy() [SB 8]",
    "2020/08/14 21:45:52 CG ref count decremented to 0 [SOCK 8]",
    "2020/08/14 21:45:52 waiting for 1 procs in cg-8 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:52 killed PIDs [10393] in CG [SOCK 8]",
    "2020/08/14 21:45:52 unmount and remove dirs [SOCK 8]",
    "2020/08/14 21:45:52 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/pytz'",
    "2020/08/14 21:45:52 run pip install pytz from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/pytz on host",
    "2020/08/14 21:45:52 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/pytz, <installs=[], imports=[], mem-limit-mb=250>)=9... [SOCK POOL sandboxes]",
    "2020/08/14 21:45:52 use cgroup cg-9 [SOCK 9]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/08/14 21:45:52 ...returns <SB 9>, <nil> [SOCK POOL sandboxes]",
    "2020/08/14 21:45:52 Channel() [SB 9]",
    "Collecting pytz",
    "  Downloading pytz-2020.1-py2.py3-none-any.whl (510 kB)",
    "Installing collected packages: pytz",
    "Successfully installed pytz-2020.1",
    "pip install returned code 0",
    "2020/08/14 21:45:53 Destroy() [SB 9]",
    "2020/08/14 21:45:53 CG ref count decremented to 0 [SOCK 9]",
    "2020/08/14 21:45:53 waiting for 1 procs in cg-9 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:53 killed PIDs [10406] in CG [SOCK 9]",
    "2020/08/14 21:45:53 unmount and remove dirs [SOCK 9]",
    "2020/08/14 21:45:53 do pip install, using scratchDir='/root/open-lambda/test-dir/lambda/packages/six'",
    "2020/08/14 21:45:53 run pip install six from a new Sandbox to /root/open-lambda/test-dir/lambda/packages/six on host",
    "2020/08/14 21:45:53 <sandboxes>.Create(<nil>, true, /root/open-lambda/test-dir/worker/admin-lambdas/pip-install, /root/open-lambda/test-dir/lambda/packages/six, <installs=[], imports=[], mem-limit-mb=250>)=10... [SOCK POOL sandboxes]",
    "2020/08/14 21:45:53 use cgroup cg-10 [SOCK 10]",
    "sock2.py: started new process with args: sock2.py /host/bootstrap.py 9",
    "sock2.py: joined cgroup, close FD 3",
    "sock2.py: joined cgroup, close FD 4",
    "sock2.py: joined cgroup, close FD 5",
    "sock2.py: joined cgroup, close FD 6",
    "sock2.py: joined cgroup, close FD 7",
    "sock2.py: joined cgroup, close FD 8",
    "sock2.py: joined cgroup, close FD 9",
    "sock2.py: joined cgroup, close FD 10",
    "sock2.py: joined cgroup, close FD 11",
    "sock2.py: start web server on fd: 3",
    "2020/08/14 21:45:53 ...returns <SB 10>, <nil> [SOCK POOL sandboxes]",
    "2020/08/14 21:45:53 Channel() [SB 10]",
    "Collecting six",
    "  Downloading six-1.15.0-py2.py3-none-any.whl (10 kB)",
    "Installing collected packages: six",
    "Successfully installed six-1.15.0",
    "pip install returned code 0",
    "2020/08/14 21:45:54 Destroy() [SB 10]",
    "2020/08/14 21:45:54 CG ref count decremented to 0 [SOCK 10]",
    "2020/08/14 21:45:54 waiting for 1 procs in cg-10 to die [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 killed PIDs [10419] in CG [SOCK 10]",
    "2020/08/14 21:45:54 unmount and remove dirs [SOCK 10]",
    "2020/08/14 21:45:54 increase instances to 1 [FUNC pandas15]",
    "2020/08/14 21:45:54 Try using Zygote from <ROOT>",
    "2020/08/14 21:45:54 Unpause() [SB 2]",
    "2020/08/14 21:45:54 <sandboxes>.Create(<SB 2>, true, /root/open-lambda/test-dir/worker/code/1015-pandas15, /root/open-lambda/test-dir/worker/scratch/1020-pandas15, <installs=[numpy==1.15,pandas,python-dateutil,pytz,six], imports=[], mem-limit-mb=50>)=11... [SOCK POOL sandboxes]",
    "2020/08/14 21:45:54 use cgroup cg-11 [SOCK 11]",
    "2020/08/14 21:45:54 fork(SB 11) [SB 2]",
    "2020/08/14 21:45:54 move PID 10431 from CG cg-2 to CG cg-11 [SOCK 2]",
    "2020/08/14 21:45:54 ...returns <SB 11>, <nil> [SOCK POOL sandboxes]",
    "2020/08/14 21:45:54 Pause() [SB 2]",
    "sock2.py: start web server on fd: 3",
    "2020/08/14 21:45:54 Channel() [SB 11]",
    "ERROR:tornado.application:Uncaught exception POST /run/pandas15 (0.0.0.0)",
    "HTTPServerRequest(protocol='http', host='localhost:5000', method='POST', uri='/run/pandas15', version='HTTP/1.1', remote_ip='0.0.0.0', headers={'Host': 'localhost:5000', 'User-Agent': 'python-requests/2.9.1', 'Content-Length': '22', 'Accept': '*/*', 'Accept-Encoding': 'gzip, deflate', 'X-Forwarded-For': '127.0.0.1'})",
    "Traceback (most recent call last):",
    "  File \"/usr/local/lib/python3.6/dist-packages/tornado/web.py\", line 1510, in _execute",
    "    result = method(*self.path_args, **self.path_kwargs)",
    "  File \"sock2.py\", line 32, in post",
    "    import f",
    "  File \"/handler/f.py\", line 3, in <module>",
    "    import pandas",
    "  File \"/packages/pandas/files/pandas/__init__.py\", line 22, in <module>",
    "    from pandas.compat.numpy import (",
    "  File \"/packages/pandas/files/pandas/compat/numpy/__init__.py\", line 21, in <module>",
    "    \"this version of pandas is incompatible with numpy < 1.15.4\\n\"",
    "ImportError: this version of pandas is incompatible with numpy < 1.15.4",
    "your numpy version is 1.15.0.",
    "Please upgrade numpy to >= 1.15.4 to use this pandas version",
    "2020/08/14 21:45:54 Pause() [SB 11]",
    "2020/08/14 21:45:54 received kill signal, cleaning up",
    "2020/08/14 21:45:54 Kill function: pandas15",
    "2020/08/14 21:45:54 Destroy() [SB 11]",
    "2020/08/14 21:45:54 CG ref count decremented to 0 [SOCK 11]",
    "2020/08/14 21:45:54 killed PIDs [10431 10433] in CG [SOCK 11]",
    "2020/08/14 21:45:54 unmount and remove dirs [SOCK 11]",
    "2020/08/14 21:45:54 childExit(SB 11) [SB 2]",
    "2020/08/14 21:45:54 CG ref count decremented to 3 [SOCK 2]",
    "2020/08/14 21:45:54 Kill function: numpy15",
    "2020/08/14 21:45:54 Destroy() [SB 6]",
    "2020/08/14 21:45:54 CG ref count decremented to 0 [SOCK 6]",
    "2020/08/14 21:45:54 killed PIDs [10373 10376] in CG [SOCK 6]",
    "2020/08/14 21:45:54 unmount and remove dirs [SOCK 6]",
    "2020/08/14 21:45:54 childExit(SB 6) [SB 2]",
    "2020/08/14 21:45:54 CG ref count decremented to 2 [SOCK 2]",
    "2020/08/14 21:45:54 Kill function: numpy16",
    "2020/08/14 21:45:54 Destroy() [SB 5]",
    "2020/08/14 21:45:54 CG ref count decremented to 0 [SOCK 5]",
    "2020/08/14 21:45:54 killed PIDs [10368 10370] in CG [SOCK 5]",
    "2020/08/14 21:45:54 unmount and remove dirs [SOCK 5]",
    "2020/08/14 21:45:54 childExit(SB 5) [SB 2]",
    "2020/08/14 21:45:54 CG ref count decremented to 1 [SOCK 2]",
    "2020/08/14 21:45:54 Import Cache Tree:",
    "2020/08/14 21:45:54 4    - ROOT",
    "2020/08/14 21:45:54 Destroy() [SB 2]",
    "2020/08/14 21:45:54 CG ref count decremented to 0 [SOCK 2]",
    "2020/08/14 21:45:54 killed PIDs [10348] in CG [SOCK 2]",
    "2020/08/14 21:45:54 unmount and remove dirs [SOCK 2]",
    "2020/08/14 21:45:54 make sure all memory is free [SOCK POOL sandboxes]",
    "2020/08/14 21:45:54 memory pool emptied [SOCK POOL sandboxes]",
    "2020/08/14 21:45:54 received shutdown request [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 empty queues and release CGs [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 remove /sys/fs/cgroup/blkio/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 remove /sys/fs/cgroup/cpu/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 remove /sys/fs/cgroup/devices/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:45:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:45:54 remove worker.pid",
    "2020/08/14 21:45:54 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 5.228543996810913,
  "total_seconds": 5.450535297393799,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 143,
    "Create()/acquire-cgroup.cnt": 32,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 32,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 32,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 32,
    "Create()/make-root-fs.ms-avg": 5,
    "Destroy().cnt": 64,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 32,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 32,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 32,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 49,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:46:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:46:00 remove worker.pid",
    "2020/08/14 21:46:00 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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.180944204330444,
  "total_seconds": 10.4158034324646,
  "stats": {
    "sandboxes_per_sec": 43.1
  },
  "ol-stats": {
    "Create().cnt": 432,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 432,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 432,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 431,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 432,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 863,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 432,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 432,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 432,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 431,
    "childExit().ms-avg": 0,
    "fork().cnt": 431,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 431,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 449,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 431,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:46:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:46:10 remove worker.pid",
    "2020/08/14 21:46:10 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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.389624118804932,
  "total_seconds": 10.628517627716064,
  "stats": {
    "sandboxes_per_sec": 46.9
  },
  "ol-stats": {
    "Create().cnt": 470,
    "Create().ms-avg": 65,
    "Create()/acquire-cgroup.cnt": 470,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 470,
    "Create()/acquire-mem.ms-avg": 23,
    "Create()/fork-proc.cnt": 469,
    "Create()/fork-proc.ms-avg": 39,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 470,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 939,
    "Destroy().ms-avg": 48,
    "Destroy()/detach-root.cnt": 470,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 470,
    "Destroy()/kill-procs.ms-avg": 18,
    "Destroy()/remove-root.cnt": 470,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 469,
    "childExit().ms-avg": 33,
    "fork().cnt": 469,
    "fork().ms-avg": 39,
    "forkRequest.cnt": 469,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 487,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 469,
    "move-to-cg-after-fork.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:46:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:46:21 remove worker.pid",
    "2020/08/14 21:46:21 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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.855347394943237,
  "total_seconds": 11.797056913375854,
  "stats": {
    "sandboxes_per_sec": 41.8
  },
  "ol-stats": {
    "Create().cnt": 451,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 451,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 451,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 450,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 182,
    "Create()/make-root-fs.cnt": 451,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 869,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 451,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 451,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 451,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 450,
    "childExit().ms-avg": 0,
    "fork().cnt": 450,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 450,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 468,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 450,
    "move-to-cg-after-fork.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:46:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:46:33 remove worker.pid",
    "2020/08/14 21:46:33 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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox_config": {},
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "sock",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 11.200052976608276,
  "total_seconds": 11.652020931243896,
  "stats": {
    "sandboxes_per_sec": 41.4
  },
  "ol-stats": {
    "Create().cnt": 447,
    "Create().ms-avg": 129,
    "Create()/acquire-cgroup.cnt": 447,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 447,
    "Create()/acquire-mem.ms-avg": 70,
    "Create()/fork-proc.cnt": 446,
    "Create()/fork-proc.ms-avg": 54,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 281,
    "Create()/make-root-fs.cnt": 447,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 861,
    "Destroy().ms-avg": 47,
    "Destroy()/detach-root.cnt": 447,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 447,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 447,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 446,
    "childExit().ms-avg": 57,
    "fork().cnt": 446,
    "fork().ms-avg": 54,
    "forkRequest.cnt": 446,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 464,
    "fresh-cgroup.ms-avg": 6,
    "move-to-cg-after-fork.cnt": 446,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:46:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:46:45 remove worker.pid",
    "2020/08/14 21:46:45 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmp8570u1z7'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 3000,
    "sandbox": "sock",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmp8570u1z7",
    "sandbox_config": {},
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 6.028562068939209,
  "total_seconds": 6.27532958984375,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 49,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 165,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 1704,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1707,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1704,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1703,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "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": 1704,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:46:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:46:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:46:51 remove worker.pid",
    "2020/08/14 21:46:51 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmp8570u1z7'}
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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 15.040336847305298,
  "total_seconds": 15.270145893096924,
  "stats": {
    "reqs_per_sec": 288.0
  },
  "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": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4320,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4323,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4320,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4319,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4320,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:47:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:47:07 remove worker.pid",
    "2020/08/14 21:47:07 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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 15.04750919342041,
  "total_seconds": 15.278198003768921,
  "stats": {
    "reqs_per_sec": 275.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 42,
    "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": 135,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "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": 4128,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3667,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4128,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3663,
    "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": 4128,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:47:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:47:22 remove worker.pid",
    "2020/08/14 21:47:22 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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 15.064802169799805,
  "total_seconds": 15.293850898742676,
  "stats": {
    "reqs_per_sec": 266.73333333333335
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "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": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4001,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3049,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4001,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3045,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "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": 4001,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:47:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:47:37 remove worker.pid",
    "2020/08/14 21:47:37 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp_rku7gkt'}
========================================
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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": true,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "sandbox": "sock",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmp_rku7gkt",
    "sandbox_config": {},
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 2.7188408374786377,
  "total_seconds": 3.746638298034668,
  "stats": {
    "reqs_per_sec": 36.78076735044646
  },
  "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": 137,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 156,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 23,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 55,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 65,
    "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": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 23
  },
  "errors": [],
  "worker_tail": [
    "2020/08/14 21:47:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:47:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:47:41 remove worker.pid",
    "2020/08/14 21:47:41 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp_rku7gkt'}
PUSH conf: {'registry': '/tmp/tmp7ftmzmdx'}
========================================
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": {
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": true,
      "downsize_paused_mem": true
    },
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "limits": {
      "mem_mb": 50,
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "import_cache_tree": "",
    "sandbox_config": {},
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry": "/tmp/tmp7ftmzmdx",
    "sandbox": "sock",
    "worker_port": "5000",
    "server_mode": "lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 42.71808099746704,
  "total_seconds": 43.25914525985718,
  "stats": {
    "reqs_per_sec": 23.409305236560535
  },
  "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": 138,
    "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": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "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": [
    "2020/08/14 21:48:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:48:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:48:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:48:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:48:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:48:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/08/14 21:48:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/08/14 21:48:25 remove worker.pid",
    "2020/08/14 21:48:25 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp7ftmzmdx'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 17, FAILED: 1
Makefile:27: recipe for target 'test-all' failed
make: *** [test-all] Error 1