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": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 2.226261854171753,
  "total_seconds": 2.318169116973877,
  "stats": {
    "pings_per_sec": 449.1876440155707
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:43:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:43:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:43:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:43:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:43:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:43:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:43:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:43:58 remove worker.pid",
    "2020/06/05 21:43:58 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": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 11.59590768814087,
  "total_seconds": 11.838375568389893,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 270,
    "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": 245,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 24,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2880,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 259,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 7,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1436,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2880
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:44:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:44:10 remove worker.pid",
    "2020/06/05 21:44:10 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": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 6.097314357757568,
  "total_seconds": 6.335825204849243,
  "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": 138,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 3,
    "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": 1516,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 43,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 946,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1516
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:44:16 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:16 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:16 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:16 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:16 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:16 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:16 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:44:16 remove worker.pid",
    "2020/06/05 21:44:16 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "sandbox": "docker",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 22.458195686340332,
  "total_seconds": 23.48638892173767,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 994,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 253,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5603,
    "Pause().cnt": 4,
    "Pause().ms-avg": 101,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2655,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5603
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:44:39 Kill function: echo",
    "2020/06/05 21:44:39 Destroy() [SB 0]",
    "2020/06/05 21:44:40 Kill function: install",
    "2020/06/05 21:44:40 Destroy() [SB 6]",
    "2020/06/05 21:44:40 Kill function: install2",
    "2020/06/05 21:44:40 Destroy() [SB 7]",
    "2020/06/05 21:44:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:44:40 remove worker.pid",
    "2020/06/05 21:44:40 exiting",
    ""
  ]
}
POP conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 0.19078421592712402,
  "total_seconds": 0.4242377281188965,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 82,
    "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": 4,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 155,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 186,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 4,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 186
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:44:40 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:40 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:40 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:40 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:40 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:40 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:44:40 remove worker.pid",
    "2020/06/05 21:44:40 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": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 0.8752577304840088,
  "total_seconds": 1.1073343753814697,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 77,
    "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": 138,
    "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": 871,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 708,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 871
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:44:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:44:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:44:41 remove worker.pid",
    "2020/06/05 21:44:41 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": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 40.848761558532715,
  "total_seconds": 41.08658504486084,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 98,
    "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": 5,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 153,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 13,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 13,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 8166,
    "Pause().cnt": 10,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 330,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 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": 5552,
    "web-request.cnt": 5,
    "web-request.ms-avg": 8166
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:45:23 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:23 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:23 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:23 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:23 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:23 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:45:23 remove worker.pid",
    "2020/06/05 21:45:23 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'procs': 1, 'baseline': 0, 'seconds': 5, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 0,
    "seconds": 5,
    "fork": false
  },
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 5.077465772628784,
  "total_seconds": 5.200977563858032,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 143,
    "Create()/acquire-cgroup.cnt": 32,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 32,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 32,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 32,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 64,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 32,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 32,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 32,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 49,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:45:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:45:28 remove worker.pid",
    "2020/06/05 21:45:28 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'baseline': 0, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 0,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 10.262778759002686,
  "total_seconds": 10.485141515731812,
  "stats": {
    "sandboxes_per_sec": 43.8
  },
  "ol-stats": {
    "Create().cnt": 439,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 439,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 439,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 438,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 439,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 877,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 439,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 439,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 439,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 438,
    "childExit().ms-avg": 0,
    "fork().cnt": 438,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 438,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 456,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 438,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:45:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:45:38 remove worker.pid",
    "2020/06/05 21:45:38 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'baseline': 0, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "baseline": 0,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 10.28791356086731,
  "total_seconds": 10.516287088394165,
  "stats": {
    "sandboxes_per_sec": 45.4
  },
  "ol-stats": {
    "Create().cnt": 455,
    "Create().ms-avg": 89,
    "Create()/acquire-cgroup.cnt": 455,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 455,
    "Create()/acquire-mem.ms-avg": 16,
    "Create()/fork-proc.cnt": 454,
    "Create()/fork-proc.ms-avg": 70,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 455,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 909,
    "Destroy().ms-avg": 53,
    "Destroy()/detach-root.cnt": 455,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 455,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 455,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 454,
    "childExit().ms-avg": 68,
    "fork().cnt": 454,
    "fork().ms-avg": 70,
    "forkRequest.cnt": 454,
    "forkRequest.ms-avg": 10,
    "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": [
    "2020/06/05 21:45:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:45:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:45:49 remove worker.pid",
    "2020/06/05 21:45:49 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 1, 'baseline': 32, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 1,
    "baseline": 32,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 10.82749629020691,
  "total_seconds": 11.174845218658447,
  "stats": {
    "sandboxes_per_sec": 45.7
  },
  "ol-stats": {
    "Create().cnt": 490,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 490,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 490,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 489,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 490,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 947,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 490,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 490,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 490,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 489,
    "childExit().ms-avg": 0,
    "fork().cnt": 489,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 489,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 507,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 489,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:46:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:46:00 remove worker.pid",
    "2020/06/05 21:46:00 exiting",
    ""
  ]
}
========================================
sock_churn {'procs': 15, 'baseline': 32, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "procs": 15,
    "baseline": 32,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "sock",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 11.106815338134766,
  "total_seconds": 11.461593866348267,
  "stats": {
    "sandboxes_per_sec": 41.3
  },
  "ol-stats": {
    "Create().cnt": 446,
    "Create().ms-avg": 133,
    "Create()/acquire-cgroup.cnt": 446,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 446,
    "Create()/acquire-mem.ms-avg": 78,
    "Create()/fork-proc.cnt": 445,
    "Create()/fork-proc.ms-avg": 51,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 446,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 859,
    "Destroy().ms-avg": 48,
    "Destroy()/detach-root.cnt": 446,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 446,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 446,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 445,
    "childExit().ms-avg": 54,
    "fork().cnt": 445,
    "fork().ms-avg": 51,
    "forkRequest.cnt": 445,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 463,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 445,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:46:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:46:11 remove worker.pid",
    "2020/06/05 21:46:11 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpu_o7zy5j', 'registry_cache_ms': 3000}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "registry": "/tmp/tmpu_o7zy5j",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 3000,
    "sandbox_config": {}
  },
  "seconds": 6.029406309127808,
  "total_seconds": 6.3731911182403564,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 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": 1675,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1678,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1675,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1674,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 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": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1675,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:46:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:46:18 remove worker.pid",
    "2020/06/05 21:46:18 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpu_o7zy5j', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'procs': 1, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 1,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 15.047411680221558,
  "total_seconds": 15.280604362487793,
  "stats": {
    "reqs_per_sec": 286.46666666666664
  },
  "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": 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": 4297,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4300,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4297,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4296,
    "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": 4297,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:46:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:46:33 remove worker.pid",
    "2020/06/05 21:46:33 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 2, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 2,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 15.042971134185791,
  "total_seconds": 15.275461196899414,
  "stats": {
    "reqs_per_sec": 289.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4338,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3874,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4338,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3870,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4338,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:46:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:46:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:46:48 remove worker.pid",
    "2020/06/05 21:46:48 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 8, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 8,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/root/open-lambda/test-registry",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 15.072198867797852,
  "total_seconds": 15.302974700927734,
  "stats": {
    "reqs_per_sec": 258.8666666666667
  },
  "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": 140,
    "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": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3883,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2918,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3883,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2914,
    "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": 3,
    "web-request.cnt": 3883,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:47:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:47:04 remove worker.pid",
    "2020/06/05 21:47:04 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp1eq5wiqx'}
========================================
call_each_once_exec {'alloc_mb': 1, 'lambda_count': 100}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 1,
    "lambda_count": 100
  },
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "registry": "/tmp/tmp1eq5wiqx",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "sandbox": "sock",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 2.8859801292419434,
  "total_seconds": 3.391611337661743,
  "stats": {
    "reqs_per_sec": 34.650659673810075
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 151,
    "Destroy().ms-avg": 5,
    "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": 25,
    "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": 50,
    "evict.ms-avg": 12,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 68,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 25
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:47:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:47:07 remove worker.pid",
    "2020/06/05 21:47:07 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp1eq5wiqx'}
PUSH conf: {'registry': '/tmp/tmpovknzqx4'}
========================================
call_each_once_exec {'alloc_mb': 10, 'lambda_count': 1000}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 10,
    "lambda_count": 1000
  },
  "pass": true,
  "conf": {
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "sandbox": "sock",
    "registry": "/tmp/tmpovknzqx4",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "import_cache_tree": "",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "trace": {
      "package": false,
      "cgroups": false,
      "evictor": false,
      "memory": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "pip_mirror": "",
    "server_mode": "lambda",
    "registry_cache_ms": 5000,
    "sandbox_config": {}
  },
  "seconds": 43.29139494895935,
  "total_seconds": 43.85063052177429,
  "stats": {
    "reqs_per_sec": 23.099293775137006
  },
  "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": 1981,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 8,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 39,
    "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": 980,
    "evict.ms-avg": 12,
    "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": 39
  },
  "errors": [],
  "worker_tail": [
    "2020/06/05 21:47:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/06/05 21:47:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/06/05 21:47:51 remove worker.pid",
    "2020/06/05 21:47:51 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpovknzqx4'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0