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": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "worker_port": "5000",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "server_mode": "lambda",
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": ""
  },
  "seconds": 2.4050416946411133,
  "total_seconds": 2.8016364574432373,
  "stats": {
    "pings_per_sec": 415.7968346216087
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:46:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:46:21 remove worker.pid",
    "2021/04/04 21:46:21 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": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": false,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": ""
  },
  "seconds": 15.21361231803894,
  "total_seconds": 15.450670003890991,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 549,
    "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": 548,
    "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": 3792,
    "Pause().cnt": 4,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 218,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 9,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1621,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3792
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:46:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:46:37 remove worker.pid",
    "2021/04/04 21:46:37 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": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 5.971140384674072,
  "total_seconds": 6.2061097621917725,
  "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": 7,
    "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": 1484,
    "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": 7,
    "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": 925,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1484
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:46:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:46:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:46:43 remove worker.pid",
    "2021/04/04 21:46:43 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": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": false,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox": "docker",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": ""
  },
  "seconds": 24.302777528762817,
  "total_seconds": 25.33068013191223,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1511,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 306,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 6064,
    "Pause().cnt": 4,
    "Pause().ms-avg": 29,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2134,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6064
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:47:08 Kill function: install",
    "2021/04/04 21:47:08 Destroy() [SB 6]",
    "2021/04/04 21:47:08 Kill function: install2",
    "2021/04/04 21:47:08 Destroy() [SB 7]",
    "2021/04/04 21:47:08 Kill function: install3",
    "2021/04/04 21:47:08 Destroy() [SB 9]",
    "2021/04/04 21:47:08 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:47:08 remove worker.pid",
    "2021/04/04 21:47:08 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": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 0.17664670944213867,
  "total_seconds": 0.40843963623046875,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 75,
    "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": 9,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 172,
    "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": 9,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 8,
    "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": 172
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:47:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:47:09 remove worker.pid",
    "2021/04/04 21:47:09 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": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 0.8503761291503906,
  "total_seconds": 1.0824899673461914,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 75,
    "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": 134,
    "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": 846,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 688,
    "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": 846
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:47:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:47:10 remove worker.pid",
    "2021/04/04 21:47:10 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
{'result': 15, 'version': '1.19.5'}
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 47.9112982749939,
  "total_seconds": 48.178815603256226,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 108,
    "Create()/acquire-cgroup.cnt": 14,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 14,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 161,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 19,
    "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": 16,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 9578,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 636,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 4,
    "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": 32,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 5540,
    "web-request.cnt": 5,
    "web-request.ms-avg": 9578
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:47:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:47:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:47:58 remove worker.pid",
    "2021/04/04 21:47:58 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 {'procs': 1, 'seconds': 5, 'fork': False, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 5,
    "fork": false,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "sock",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 5.152787446975708,
  "total_seconds": 5.373565196990967,
  "stats": {
    "sandboxes_per_sec": 6.0
  },
  "ol-stats": {
    "Create().cnt": 30,
    "Create().ms-avg": 150,
    "Create()/acquire-cgroup.cnt": 30,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 30,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 30,
    "Create()/fresh-proc.ms-avg": 146,
    "Create()/make-root-fs.cnt": 30,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 60,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 30,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 30,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 30,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 47,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:48:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:48:03 remove worker.pid",
    "2021/04/04 21:48:03 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'fork': True, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "fork": true,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "sock",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 10.258713960647583,
  "total_seconds": 10.489758014678955,
  "stats": {
    "sandboxes_per_sec": 43.7
  },
  "ol-stats": {
    "Create().cnt": 438,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 438,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 438,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 437,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 132,
    "Create()/make-root-fs.cnt": 438,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 875,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 438,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 438,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 438,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 437,
    "childExit().ms-avg": 0,
    "fork().cnt": 437,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 437,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 455,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 437,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:48:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:48:14 remove worker.pid",
    "2021/04/04 21:48:14 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'fork': True, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "fork": true,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "sock",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 10.374395847320557,
  "total_seconds": 10.610981702804565,
  "stats": {
    "sandboxes_per_sec": 46.8
  },
  "ol-stats": {
    "Create().cnt": 469,
    "Create().ms-avg": 82,
    "Create()/acquire-cgroup.cnt": 469,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 469,
    "Create()/acquire-mem.ms-avg": 17,
    "Create()/fork-proc.cnt": 468,
    "Create()/fork-proc.ms-avg": 62,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 132,
    "Create()/make-root-fs.cnt": 469,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 937,
    "Destroy().ms-avg": 49,
    "Destroy()/detach-root.cnt": 469,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 469,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 469,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 468,
    "childExit().ms-avg": 65,
    "fork().cnt": 468,
    "fork().ms-avg": 62,
    "forkRequest.cnt": 468,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 486,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 468,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:48:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:48:24 remove worker.pid",
    "2021/04/04 21:48:24 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'seconds': 10, 'fork': True, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "seconds": 10,
    "fork": true,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "sock",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 10.80887222290039,
  "total_seconds": 11.148998975753784,
  "stats": {
    "sandboxes_per_sec": 44.0
  },
  "ol-stats": {
    "Create().cnt": 473,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 473,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 473,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 472,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 473,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 913,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 473,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 473,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 473,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 472,
    "childExit().ms-avg": 0,
    "fork().cnt": 472,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 472,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 490,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 472,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:48:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:48:35 remove worker.pid",
    "2021/04/04 21:48:35 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'seconds': 10, 'fork': True, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "seconds": 10,
    "fork": true,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "sock",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 11.030414819717407,
  "total_seconds": 11.377589702606201,
  "stats": {
    "sandboxes_per_sec": 43.1
  },
  "ol-stats": {
    "Create().cnt": 464,
    "Create().ms-avg": 121,
    "Create()/acquire-cgroup.cnt": 464,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 464,
    "Create()/acquire-mem.ms-avg": 69,
    "Create()/fork-proc.cnt": 463,
    "Create()/fork-proc.ms-avg": 49,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 144,
    "Create()/make-root-fs.cnt": 464,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 895,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 464,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 464,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 464,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 463,
    "childExit().ms-avg": 53,
    "fork().cnt": 463,
    "fork().ms-avg": 49,
    "forkRequest.cnt": 463,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 481,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 463,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:48:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:48:47 remove worker.pid",
    "2021/04/04 21:48:47 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpi_slxxna', 'registry_cache_ms': 3000}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "sandbox_config": {},
    "registry": "/tmp/tmpi_slxxna",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 3000,
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": ""
  },
  "seconds": 6.031859874725342,
  "total_seconds": 6.266846179962158,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "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": 143,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 1713,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1716,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1713,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1712,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "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": 2,
    "web-request.cnt": 1713,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:48:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:48:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:48:53 remove worker.pid",
    "2021/04/04 21:48:53 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpi_slxxna', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'procs': 1, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 1,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 15.04200267791748,
  "total_seconds": 15.274579048156738,
  "stats": {
    "reqs_per_sec": 290.6666666666667
  },
  "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": 133,
    "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": 4360,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4363,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4360,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4359,
    "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": 4360,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:49:08 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:08 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:08 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:08 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:08 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:08 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:08 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:49:08 remove worker.pid",
    "2021/04/04 21:49:08 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 2, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 2,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 15.043814897537231,
  "total_seconds": 15.27359127998352,
  "stats": {
    "reqs_per_sec": 291.8666666666667
  },
  "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": 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": 4378,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3862,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4378,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3858,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "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": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4378,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:49:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:49:24 remove worker.pid",
    "2021/04/04 21:49:24 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 8, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 8,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": false,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 15.066327810287476,
  "total_seconds": 15.29796314239502,
  "stats": {
    "reqs_per_sec": 270.53333333333336
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "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": 4058,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2963,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4058,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2959,
    "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": 5,
    "web-request.cnt": 4058,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/04/04 21:49:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:49:39 remove worker.pid",
    "2021/04/04 21:49:39 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpfq25eqwm'}
========================================
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": {
    "sandbox_config": {},
    "registry": "/tmp/tmpfq25eqwm",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "features": {
      "import_cache": true,
      "reuse_cgroups": true,
      "downsize_paused_mem": true
    },
    "server_mode": "lambda",
    "worker_port": "5000",
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "docker_runtime": ""
  },
  "seconds": 2.7911858558654785,
  "total_seconds": 3.2299695014953613,
  "stats": {
    "reqs_per_sec": 35.82738125694084
  },
  "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": 135,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 158,
    "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": 24,
    "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": 57,
    "evict.ms-avg": 10,
    "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": [
    "2021/04/04 21:49:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:49:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:49:42 remove worker.pid",
    "2021/04/04 21:49:42 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpfq25eqwm'}
PUSH conf: {'registry': '/tmp/tmp81l7gyjv'}
========================================
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": {
    "sandbox_config": {},
    "registry": "/tmp/tmp81l7gyjv",
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "trace": {
      "package": false,
      "evictor": false,
      "memory": false,
      "cgroups": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "docker_runtime": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "features": {
      "import_cache": true,
      "reuse_cgroups": true,
      "downsize_paused_mem": true
    },
    "sandbox": "sock",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
  },
  "seconds": 42.20398283004761,
  "total_seconds": 42.748122692108154,
  "stats": {
    "reqs_per_sec": 23.694461579252238
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 0,
    "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": 37,
    "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": 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": [
    "2021/04/04 21:50:25 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:50:25 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:50:25 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:50:25 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:50:25 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:50:25 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/04/04 21:50:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/04/04 21:50:25 remove worker.pid",
    "2021/04/04 21:50:25 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp81l7gyjv'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0