python3 -u test.py
RUN ./ol new -p=test-dir
PUSH conf: {'limits': {'installer_mem_mb': 250}}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
ping_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "ping_test",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 2.1935789585113525,
  "total_seconds": 2.5744709968566895,
  "stats": {
    "pings_per_sec": 455.88031020221837
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:45:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:45:02 remove worker.pid",
    "2020/06/30 21:45:02 exiting",
    ""
  ]
}
PUSH conf: {'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 11.255123615264893,
  "total_seconds": 11.492192268371582,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 243,
    "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": 241,
    "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": 2802,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 104,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1533,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2802
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:45:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:45:13 remove worker.pid",
    "2020/06/30 21:45:13 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}}
PUSH conf: {'mem_pool_mb': 500}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 6.17422890663147,
  "total_seconds": 6.410768985748291,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 92,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1536,
    "Pause().cnt": 8,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 42,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 960,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1536
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:45:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:45:20 remove worker.pid",
    "2020/06/30 21:45:20 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "docker",
    "sandbox_config": {},
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry"
  },
  "seconds": 21.84701633453369,
  "total_seconds": 22.87095355987549,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 840,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 252,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5450,
    "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": 2741,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5450
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:45:42 Kill function: echo",
    "2020/06/30 21:45:42 Destroy() [SB 0]",
    "2020/06/30 21:45:42 Kill function: install",
    "2020/06/30 21:45:42 Destroy() [SB 6]",
    "2020/06/30 21:45:43 Kill function: install2",
    "2020/06/30 21:45:43 Destroy() [SB 7]",
    "2020/06/30 21:45:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:45:43 remove worker.pid",
    "2020/06/30 21:45:43 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 0.18538260459899902,
  "total_seconds": 0.4153604507446289,
  "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": 181,
    "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": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 2,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 4,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 14,
    "web-request.cnt": 1,
    "web-request.ms-avg": 181
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:45:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:45:43 remove worker.pid",
    "2020/06/30 21:45:43 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 0.8144652843475342,
  "total_seconds": 1.0474369525909424,
  "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": 135,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 810,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 649,
    "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": 5,
    "web-request.cnt": 1,
    "web-request.ms-avg": 810
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:45:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:45:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:45:44 remove worker.pid",
    "2020/06/30 21:45:44 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 43.556960105895996,
  "total_seconds": 43.970991373062134,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 131,
    "Create()/acquire-cgroup.cnt": 13,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 13,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 168,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 24,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 8707,
    "Pause().cnt": 10,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 443,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 30,
    "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": 6,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 5794,
    "web-request.cnt": 5,
    "web-request.ms-avg": 8707
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:46:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:46:28 remove worker.pid",
    "2020/06/30 21:46:28 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
========================================
sock_churn {'seconds': 5, 'baseline': 0, 'fork': False, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 5,
    "baseline": 0,
    "fork": false,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "sock",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 5.204722166061401,
  "total_seconds": 5.426113843917847,
  "stats": {
    "sandboxes_per_sec": 6.6
  },
  "ol-stats": {
    "Create().cnt": 33,
    "Create().ms-avg": 139,
    "Create()/acquire-cgroup.cnt": 33,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 33,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 33,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 33,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 66,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 33,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 33,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 33,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 50,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:46:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:46:34 remove worker.pid",
    "2020/06/30 21:46:34 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'baseline': 0, 'fork': True, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "baseline": 0,
    "fork": true,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "sock",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.16986894607544,
  "total_seconds": 10.404305219650269,
  "stats": {
    "sandboxes_per_sec": 47.0
  },
  "ol-stats": {
    "Create().cnt": 471,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 471,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 471,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 470,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 471,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 941,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 471,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 471,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 471,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 470,
    "childExit().ms-avg": 0,
    "fork().cnt": 470,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 470,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 488,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 470,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:46:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:46:44 remove worker.pid",
    "2020/06/30 21:46:44 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'baseline': 0, 'fork': True, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "baseline": 0,
    "fork": true,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "sock",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.385360479354858,
  "total_seconds": 10.619592428207397,
  "stats": {
    "sandboxes_per_sec": 46.7
  },
  "ol-stats": {
    "Create().cnt": 468,
    "Create().ms-avg": 75,
    "Create()/acquire-cgroup.cnt": 468,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 468,
    "Create()/acquire-mem.ms-avg": 17,
    "Create()/fork-proc.cnt": 467,
    "Create()/fork-proc.ms-avg": 54,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 132,
    "Create()/make-root-fs.cnt": 468,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 935,
    "Destroy().ms-avg": 43,
    "Destroy()/detach-root.cnt": 468,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 468,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 468,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 467,
    "childExit().ms-avg": 53,
    "fork().cnt": 467,
    "fork().ms-avg": 54,
    "forkRequest.cnt": 467,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 485,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 467,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:46:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:46:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:46:55 remove worker.pid",
    "2020/06/30 21:46:55 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'baseline': 32, 'fork': True, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "baseline": 32,
    "fork": true,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "sock",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.769149541854858,
  "total_seconds": 11.11155915260315,
  "stats": {
    "sandboxes_per_sec": 45.2
  },
  "ol-stats": {
    "Create().cnt": 485,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 485,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 485,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 484,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 485,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 937,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 485,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 485,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 485,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 484,
    "childExit().ms-avg": 0,
    "fork().cnt": 484,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 484,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 502,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 484,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:47:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:47:06 remove worker.pid",
    "2020/06/30 21:47:06 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'baseline': 32, 'fork': True, 'procs': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "baseline": 32,
    "fork": true,
    "procs": 15
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "sock",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 11.064842462539673,
  "total_seconds": 11.416059255599976,
  "stats": {
    "sandboxes_per_sec": 42.2
  },
  "ol-stats": {
    "Create().cnt": 455,
    "Create().ms-avg": 118,
    "Create()/acquire-cgroup.cnt": 455,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 455,
    "Create()/acquire-mem.ms-avg": 70,
    "Create()/fork-proc.cnt": 454,
    "Create()/fork-proc.ms-avg": 44,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 187,
    "Create()/make-root-fs.cnt": 455,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 877,
    "Destroy().ms-avg": 44,
    "Destroy()/detach-root.cnt": 455,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 455,
    "Destroy()/kill-procs.ms-avg": 9,
    "Destroy()/remove-root.cnt": 455,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 454,
    "childExit().ms-avg": 47,
    "fork().cnt": 454,
    "fork().ms-avg": 44,
    "forkRequest.cnt": 454,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 472,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 454,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:47:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:47:17 remove worker.pid",
    "2020/06/30 21:47:17 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpn4ote0ey'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 3000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "docker_runtime": "",
    "registry": "/tmp/tmpn4ote0ey"
  },
  "seconds": 6.032728433609009,
  "total_seconds": 6.2784583568573,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 49,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 162,
    "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": 1714,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1717,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1714,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1713,
    "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": 1,
    "web-request.cnt": 1714,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:47:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:47:23 remove worker.pid",
    "2020/06/30 21:47:23 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpn4ote0ey'}
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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.04321837425232,
  "total_seconds": 15.273058414459229,
  "stats": {
    "reqs_per_sec": 289.6
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "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": 4344,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4347,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4344,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4343,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4344,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:47:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:47:39 remove worker.pid",
    "2020/06/30 21:47:39 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.047033548355103,
  "total_seconds": 15.277050971984863,
  "stats": {
    "reqs_per_sec": 293.6
  },
  "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": 134,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4404,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3874,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4404,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3870,
    "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": 1,
    "web-request.cnt": 4404,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:47:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:47:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:47:54 remove worker.pid",
    "2020/06/30 21:47:54 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.0642728805542,
  "total_seconds": 15.293806076049805,
  "stats": {
    "reqs_per_sec": 264.73333333333335
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "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": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3971,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3012,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3971,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3008,
    "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": 3,
    "web-request.cnt": 3971,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:48:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:48:09 remove worker.pid",
    "2020/06/30 21:48:09 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp2p88t_8s'}
========================================
call_each_once_exec {'lambda_count': 100, 'alloc_mb': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 100,
    "alloc_mb": 1
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "swappiness": 0,
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "docker_runtime": "",
    "registry": "/tmp/tmp2p88t_8s"
  },
  "seconds": 2.7535293102264404,
  "total_seconds": 3.187586545944214,
  "stats": {
    "reqs_per_sec": 36.317694275840516
  },
  "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": 139,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 152,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 23,
    "Pause().cnt": 200,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 51,
    "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": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 23
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:48:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:48:12 remove worker.pid",
    "2020/06/30 21:48:12 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp2p88t_8s'}
PUSH conf: {'registry': '/tmp/tmpx3pao7e2'}
========================================
call_each_once_exec {'lambda_count': 1000, 'alloc_mb': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "lambda_count": 1000,
    "alloc_mb": 10
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "worker_port": "5000",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "server_mode": "lambda",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "sandbox_config": {},
    "registry": "/tmp/tmpx3pao7e2",
    "docker_runtime": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 42.01005291938782,
  "total_seconds": 42.58876180648804,
  "stats": {
    "reqs_per_sec": 23.803840559266394
  },
  "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": 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": 37,
    "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": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 38
  },
  "errors": [],
  "worker_tail": [
    "2020/06/30 21:48:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/30 21:48:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/30 21:48:55 remove worker.pid",
    "2020/06/30 21:48:55 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpx3pao7e2'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0