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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 2.2385542392730713,
  "total_seconds": 2.591693639755249,
  "stats": {
    "pings_per_sec": 446.72103473286546
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:45:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:45:39 remove worker.pid",
    "2020/04/16 21:45:39 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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.42578411102295,
  "total_seconds": 10.66154408454895,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 320,
    "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": 318,
    "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": 2588,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 76,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 15,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1271,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2588
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:45:50 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:50 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:50 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:50 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:50 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:50 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:45:50 remove worker.pid",
    "2020/04/16 21:45:50 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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 6.0825417041778564,
  "total_seconds": 6.321574687957764,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1512,
    "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": 944,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1513
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:45:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:45:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:45:56 remove worker.pid",
    "2020/04/16 21:45:56 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": {
    "mem_pool_mb": 500,
    "sandbox": "docker",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": false
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 23.43951940536499,
  "total_seconds": 24.464969158172607,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 860,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 438,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 5848,
    "Pause().cnt": 4,
    "Pause().ms-avg": 52,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2976,
    "web-request.cnt": 4,
    "web-request.ms-avg": 5848
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:46:20 Kill function: install",
    "2020/04/16 21:46:20 Destroy() [SB 6]",
    "2020/04/16 21:46:20 Kill function: install2",
    "2020/04/16 21:46:20 Destroy() [SB 7]",
    "2020/04/16 21:46:20 Kill function: install3",
    "2020/04/16 21:46:20 Destroy() [SB 9]",
    "2020/04/16 21:46:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:46:20 remove worker.pid",
    "2020/04/16 21:46:20 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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 0.177290678024292,
  "total_seconds": 0.4054133892059326,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 173,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 173
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:46:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:46:21 remove worker.pid",
    "2020/04/16 21:46:21 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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 0.8173675537109375,
  "total_seconds": 1.0484421253204346,
  "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": 8,
    "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": 813,
    "Pause().cnt": 2,
    "Pause().ms-avg": 2,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 655,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 813
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:46:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:46:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:46:22 remove worker.pid",
    "2020/04/16 21:46:22 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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 56.708951473236084,
  "total_seconds": 56.959874391555786,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 123,
    "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": 6,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 146,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 31,
    "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": 11335,
    "Pause().cnt": 10,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 378,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 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": 7,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 7726,
    "web-request.cnt": 5,
    "web-request.ms-avg": 11336
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:47:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:47:19 remove worker.pid",
    "2020/04/16 21:47:19 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 {'fork': False, 'procs': 1, 'seconds': 5, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": false,
    "procs": 1,
    "seconds": 5,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "sock",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 5.050398349761963,
  "total_seconds": 5.172425985336304,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 140,
    "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": 136,
    "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": 0,
    "Destroy()/remove-root.cnt": 32,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 49,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:47:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:47:24 remove worker.pid",
    "2020/04/16 21:47:24 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "sock",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.258732557296753,
  "total_seconds": 10.499976873397827,
  "stats": {
    "sandboxes_per_sec": 44.4
  },
  "ol-stats": {
    "Create().cnt": 445,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 445,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 445,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 444,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 132,
    "Create()/make-root-fs.cnt": 445,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 889,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 445,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 445,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 445,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 444,
    "childExit().ms-avg": 0,
    "fork().cnt": 444,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 444,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 462,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 444,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:47:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:47:35 remove worker.pid",
    "2020/04/16 21:47:35 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'seconds': 10, 'baseline': 0}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "seconds": 10,
    "baseline": 0
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "sock",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.425990343093872,
  "total_seconds": 10.662886142730713,
  "stats": {
    "sandboxes_per_sec": 47.1
  },
  "ol-stats": {
    "Create().cnt": 472,
    "Create().ms-avg": 78,
    "Create()/acquire-cgroup.cnt": 472,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 472,
    "Create()/acquire-mem.ms-avg": 14,
    "Create()/fork-proc.cnt": 471,
    "Create()/fork-proc.ms-avg": 58,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 472,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 943,
    "Destroy().ms-avg": 45,
    "Destroy()/detach-root.cnt": 472,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 472,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 472,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 471,
    "childExit().ms-avg": 55,
    "fork().cnt": 471,
    "fork().ms-avg": 58,
    "forkRequest.cnt": 471,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 489,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 471,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:47:45 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:45 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:45 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:45 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:45 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:45 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:47:45 remove worker.pid",
    "2020/04/16 21:47:45 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "sock",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.77561902999878,
  "total_seconds": 11.11381196975708,
  "stats": {
    "sandboxes_per_sec": 46.8
  },
  "ol-stats": {
    "Create().cnt": 501,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 501,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 501,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 500,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 501,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 969,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 501,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 501,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 501,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 500,
    "childExit().ms-avg": 0,
    "fork().cnt": 500,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 500,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 518,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 500,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:47:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:47:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:47:56 remove worker.pid",
    "2020/04/16 21:47:56 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'seconds': 10, 'baseline': 32}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "seconds": 10,
    "baseline": 32
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "sock",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.982225894927979,
  "total_seconds": 11.317965030670166,
  "stats": {
    "sandboxes_per_sec": 42.2
  },
  "ol-stats": {
    "Create().cnt": 455,
    "Create().ms-avg": 124,
    "Create()/acquire-cgroup.cnt": 455,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 455,
    "Create()/acquire-mem.ms-avg": 69,
    "Create()/fork-proc.cnt": 454,
    "Create()/fork-proc.ms-avg": 50,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 173,
    "Create()/make-root-fs.cnt": 455,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 877,
    "Destroy().ms-avg": 46,
    "Destroy()/detach-root.cnt": 455,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 455,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 455,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 454,
    "childExit().ms-avg": 54,
    "fork().cnt": 454,
    "fork().ms-avg": 50,
    "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": [
    "2020/04/16 21:48:08 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:08 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:08 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:08 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:08 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:08 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:08 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:48:08 remove worker.pid",
    "2020/04/16 21:48:08 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmpccv01_8k', '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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/tmp/tmpccv01_8k",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "registry_cache_ms": 3000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 6.035236835479736,
  "total_seconds": 6.285382032394409,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 66,
    "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": 232,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1666,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1669,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1666,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1665,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 1666,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:48:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:48:14 remove worker.pid",
    "2020/04/16 21:48:14 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpccv01_8k', '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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 15.044028997421265,
  "total_seconds": 15.276347637176514,
  "stats": {
    "reqs_per_sec": 280.1333333333333
  },
  "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": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4202,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4205,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4202,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4201,
    "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": 1,
    "web-request.cnt": 4202,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:48:29 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:29 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:29 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:29 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:29 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:29 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:48:29 remove worker.pid",
    "2020/04/16 21:48:29 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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 15.053199768066406,
  "total_seconds": 15.28290319442749,
  "stats": {
    "reqs_per_sec": 287.6666666666667
  },
  "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": 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": 4315,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3980,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4315,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3976,
    "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": 4315,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:48:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:48:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:48:44 remove worker.pid",
    "2020/04/16 21:48:44 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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": false,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 15.064289093017578,
  "total_seconds": 15.293947219848633,
  "stats": {
    "reqs_per_sec": 267.06666666666666
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4006,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2990,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4006,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2986,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 4006,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:49:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:49:00 remove worker.pid",
    "2020/04/16 21:49:00 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpxvvta1d7'}
========================================
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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/tmp/tmpxvvta1d7",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "memory": false,
      "package": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 2.7584781646728516,
  "total_seconds": 3.197052240371704,
  "stats": {
    "reqs_per_sec": 36.25219569615464
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 154,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 23,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 5,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 53,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 69,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 23
  },
  "errors": [],
  "worker_tail": [
    "2020/04/16 21:49:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:49:03 remove worker.pid",
    "2020/04/16 21:49:03 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpxvvta1d7'}
PUSH conf: {'registry': '/tmp/tmpt7wvdkka'}
========================================
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": {
    "mem_pool_mb": 500,
    "sandbox": "sock",
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "docker_runtime": "",
    "sandbox_config": {},
    "registry": "/tmp/tmpt7wvdkka",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "features": {
      "reuse_cgroups": true,
      "downsize_paused_mem": true,
      "import_cache": true
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "import_cache_tree": "",
    "pip_mirror": "",
    "server_mode": "lambda",
    "trace": {
      "evictor": false,
      "cgroups": false,
      "package": false,
      "memory": false
    },
    "worker_port": "5000",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "registry_cache_ms": 5000,
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 42.419753313064575,
  "total_seconds": 42.980467319488525,
  "stats": {
    "reqs_per_sec": 23.573938012613088
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 411,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 1981,
    "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": 6,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 980,
    "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": [
    "2020/04/16 21:49:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/04/16 21:49:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/04/16 21:49:46 remove worker.pid",
    "2020/04/16 21:49:46 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpt7wvdkka'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0