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": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 2.22131609916687,
  "total_seconds": 2.4664390087127686,
  "stats": {
    "pings_per_sec": 450.1876236141822
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:51:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:51:28 remove worker.pid",
    "2021/03/06 21:51:28 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": {
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 15.64980435371399,
  "total_seconds": 15.891991376876831,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 455,
    "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": 453,
    "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": 3867,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 363,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 44,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1685,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3867
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:51:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:51:44 remove worker.pid",
    "2021/03/06 21:51:44 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": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 6.393373966217041,
  "total_seconds": 6.650895357131958,
  "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": 1590,
    "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": 995,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1590
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:51:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:51:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:51:50 remove worker.pid",
    "2021/03/06 21:51:50 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "docker",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 27.85031771659851,
  "total_seconds": 28.873070240020752,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1530,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 401,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 6949,
    "Pause().cnt": 4,
    "Pause().ms-avg": 28,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2865,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6949
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:52:18 Kill function: echo",
    "2021/03/06 21:52:18 Destroy() [SB 0]",
    "2021/03/06 21:52:19 Kill function: install",
    "2021/03/06 21:52:19 Destroy() [SB 6]",
    "2021/03/06 21:52:19 Kill function: install2",
    "2021/03/06 21:52:19 Destroy() [SB 7]",
    "2021/03/06 21:52:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:52:19 remove worker.pid",
    "2021/03/06 21:52:19 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 0.1773085594177246,
  "total_seconds": 0.4076540470123291,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 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": 173,
    "Pause().cnt": 2,
    "Pause().ms-avg": 2,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 12,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 2,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 173
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:52:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:52:19 remove worker.pid",
    "2021/03/06 21:52:19 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 0.8377237319946289,
  "total_seconds": 1.0689077377319336,
  "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 833,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 670,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "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": 6,
    "web-request.cnt": 1,
    "web-request.ms-avg": 833
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:52:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:52:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:52:21 remove worker.pid",
    "2021/03/06 21:52:21 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": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 87.45753240585327,
  "total_seconds": 87.94817304611206,
  "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": 6,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 155,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 6,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 14,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 14,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 17487,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 785,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 31,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 16,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 10392,
    "web-request.cnt": 5,
    "web-request.ms-avg": 17487
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:53:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:53:48 remove worker.pid",
    "2021/03/06 21:53:48 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 {'fork': False, 'seconds': 5, 'baseline': 0, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": false,
    "seconds": 5,
    "baseline": 0,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "sock",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 5.213899374008179,
  "total_seconds": 5.438384294509888,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 142,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:53:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:53:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:53:54 remove worker.pid",
    "2021/03/06 21:53:54 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'seconds': 10, 'baseline': 0, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "seconds": 10,
    "baseline": 0,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "sock",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 10.163585424423218,
  "total_seconds": 10.391697883605957,
  "stats": {
    "sandboxes_per_sec": 43.6
  },
  "ol-stats": {
    "Create().cnt": 437,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 437,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 437,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 436,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 437,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 873,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 437,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 437,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 437,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 436,
    "childExit().ms-avg": 0,
    "fork().cnt": 436,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 436,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 454,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 436,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:54:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:54:04 remove worker.pid",
    "2021/03/06 21:54:04 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'seconds': 10, 'baseline': 0, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "seconds": 10,
    "baseline": 0,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "sock",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 10.360685348510742,
  "total_seconds": 10.595062732696533,
  "stats": {
    "sandboxes_per_sec": 45.6
  },
  "ol-stats": {
    "Create().cnt": 457,
    "Create().ms-avg": 77,
    "Create()/acquire-cgroup.cnt": 457,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 457,
    "Create()/acquire-mem.ms-avg": 12,
    "Create()/fork-proc.cnt": 456,
    "Create()/fork-proc.ms-avg": 60,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 457,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 913,
    "Destroy().ms-avg": 47,
    "Destroy()/detach-root.cnt": 457,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 457,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 457,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 456,
    "childExit().ms-avg": 61,
    "fork().cnt": 456,
    "fork().ms-avg": 60,
    "forkRequest.cnt": 456,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 474,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 456,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:54:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:54:15 remove worker.pid",
    "2021/03/06 21:54:15 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'seconds': 10, 'baseline': 32, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "seconds": 10,
    "baseline": 32,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "sock",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 10.770525693893433,
  "total_seconds": 11.581723690032959,
  "stats": {
    "sandboxes_per_sec": 41.5
  },
  "ol-stats": {
    "Create().cnt": 448,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 448,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 448,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 447,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 448,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 863,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 448,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 448,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 448,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 447,
    "childExit().ms-avg": 0,
    "fork().cnt": 447,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 447,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 465,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 447,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:54:26 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:26 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:26 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:26 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:26 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:26 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:26 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:54:26 remove worker.pid",
    "2021/03/06 21:54:26 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'seconds': 10, 'baseline': 32, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "seconds": 10,
    "baseline": 32,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "sock",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 11.040858507156372,
  "total_seconds": 11.400546073913574,
  "stats": {
    "sandboxes_per_sec": 42.1
  },
  "ol-stats": {
    "Create().cnt": 454,
    "Create().ms-avg": 125,
    "Create()/acquire-cgroup.cnt": 454,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 454,
    "Create()/acquire-mem.ms-avg": 72,
    "Create()/fork-proc.cnt": 453,
    "Create()/fork-proc.ms-avg": 48,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 172,
    "Create()/make-root-fs.cnt": 454,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 875,
    "Destroy().ms-avg": 44,
    "Destroy()/detach-root.cnt": 454,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 454,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 454,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 453,
    "childExit().ms-avg": 51,
    "fork().cnt": 453,
    "fork().ms-avg": 48,
    "forkRequest.cnt": 453,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 471,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 453,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:54:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:54:38 remove worker.pid",
    "2021/03/06 21:54:38 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpzp1tl5u2'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 3000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/tmp/tmpzp1tl5u2",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 6.027572154998779,
  "total_seconds": 6.369413137435913,
  "stats": null,
  "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": 134,
    "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": 1723,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1726,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1723,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1722,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 1723,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:54:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:54:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:54:44 remove worker.pid",
    "2021/03/06 21:54:44 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpzp1tl5u2'}
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": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 15.043226718902588,
  "total_seconds": 15.276151418685913,
  "stats": {
    "reqs_per_sec": 287.8
  },
  "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": 135,
    "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": 4317,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4320,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4317,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4316,
    "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": 4317,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:55:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:55:00 remove worker.pid",
    "2021/03/06 21:55:00 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": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 15.045730590820312,
  "total_seconds": 15.279748678207397,
  "stats": {
    "reqs_per_sec": 285.2
  },
  "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": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "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": 4278,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3811,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4278,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3807,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 3,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 2,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 4278,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:55:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:55:15 remove worker.pid",
    "2021/03/06 21:55:15 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": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 15.06226134300232,
  "total_seconds": 15.293072938919067,
  "stats": {
    "reqs_per_sec": 261.06666666666666
  },
  "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": 138,
    "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": 3916,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3036,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3916,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3032,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "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": 3,
    "web-request.cnt": 3916,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:55:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:55:30 remove worker.pid",
    "2021/03/06 21:55:30 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpty79lbdd'}
========================================
call_each_once_exec {'lambda_count': 100, 'alloc_mb': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 100,
    "alloc_mb": 1
  },
  "pass": true,
  "conf": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/tmp/tmpty79lbdd",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 3.130141019821167,
  "total_seconds": 3.5710442066192627,
  "stats": {
    "reqs_per_sec": 31.947690628922476
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 9,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 154,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 27,
    "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": 53,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 69,
    "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": 4,
    "web-request.cnt": 100,
    "web-request.ms-avg": 27
  },
  "errors": [],
  "worker_tail": [
    "2021/03/06 21:55:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:55:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:55:34 remove worker.pid",
    "2021/03/06 21:55:34 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpty79lbdd'}
PUSH conf: {'registry': '/tmp/tmp8r_bi2ne'}
========================================
call_each_once_exec {'lambda_count': 1000, 'alloc_mb': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 1000,
    "alloc_mb": 10
  },
  "pass": true,
  "conf": {
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "pip_mirror": "",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox": "sock",
    "registry_cache_ms": 5000,
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/tmp/tmp8r_bi2ne",
    "sandbox_config": {},
    "trace": {
      "memory": false,
      "package": false,
      "cgroups": false,
      "evictor": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "import_cache_tree": ""
  },
  "seconds": 42.878098011016846,
  "total_seconds": 43.66547989845276,
  "stats": {
    "reqs_per_sec": 23.321944645645427
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 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": 11,
    "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": [
    "2021/03/06 21:56:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:56:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:56:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:56:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:56:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:56:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/06 21:56:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/06 21:56:17 remove worker.pid",
    "2021/03/06 21:56:17 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp8r_bi2ne'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0