python3 -u test.py
RUN ./ol new -p=test-dir
PUSH conf: {'limits': {'installer_mem_mb': 250}}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
ping_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "ping_test",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 2.17458438873291,
  "total_seconds": 2.6211884021759033,
  "stats": {
    "pings_per_sec": 459.86257530471363
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:43:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:43:24 remove worker.pid",
    "2020/03/25 21:43:24 exiting",
    ""
  ]
}
PUSH conf: {'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 9.82061505317688,
  "total_seconds": 10.058539390563965,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 287,
    "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": 278,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 8,
    "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": 2444,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 95,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 5,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1238,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2444
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:43:34 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:34 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:34 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:34 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:34 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:34 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:34 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:43:34 remove worker.pid",
    "2020/03/25 21:43:34 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}}
PUSH conf: {'mem_pool_mb': 500}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 6.179395914077759,
  "total_seconds": 6.416702747344971,
  "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": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1536,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 42,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 960,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1536
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:43:40 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:40 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:40 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:40 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:40 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:40 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:43:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:43:40 remove worker.pid",
    "2020/03/25 21:43:40 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "docker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 19.930250644683838,
  "total_seconds": 20.95605444908142,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 841,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 251,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4971,
    "Pause().cnt": 4,
    "Pause().ms-avg": 28,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2447,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4971
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:44:00 Kill function: install3",
    "2020/03/25 21:44:00 Destroy() [SB 9]",
    "2020/03/25 21:44:01 Kill function: echo",
    "2020/03/25 21:44:01 Destroy() [SB 0]",
    "2020/03/25 21:44:01 Kill function: install",
    "2020/03/25 21:44:01 Destroy() [SB 6]",
    "2020/03/25 21:44:01 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:44:01 remove worker.pid",
    "2020/03/25 21:44:01 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 0.22101068496704102,
  "total_seconds": 0.45168590545654297,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 98,
    "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": 179,
    "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": 217,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 13,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "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": 217
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:44:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:44:02 remove worker.pid",
    "2020/03/25 21:44:02 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 0.8717186450958252,
  "total_seconds": 1.1044554710388184,
  "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": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 867,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 705,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "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": 867
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:44:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:44:03 remove worker.pid",
    "2020/03/25 21:44:03 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": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 34.002386808395386,
  "total_seconds": 34.27018737792969,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 97,
    "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": 148,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 3,
    "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": 2,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 1,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 6796,
    "Pause().cnt": 10,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 309,
    "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": 8,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 4586,
    "web-request.cnt": 5,
    "web-request.ms-avg": 6796
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:44:37 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:37 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:37 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:37 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:37 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:37 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:37 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:44:37 remove worker.pid",
    "2020/03/25 21:44:37 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": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 5.117247104644775,
  "total_seconds": 5.339184045791626,
  "stats": {
    "sandboxes_per_sec": 6.2
  },
  "ol-stats": {
    "Create().cnt": 31,
    "Create().ms-avg": 147,
    "Create()/acquire-cgroup.cnt": 31,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 31,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 31,
    "Create()/fresh-proc.ms-avg": 142,
    "Create()/make-root-fs.cnt": 31,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 62,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 31,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 31,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 31,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 48,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:44:42 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:42 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:42 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:42 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:42 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:42 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:44:42 remove worker.pid",
    "2020/03/25 21:44:42 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": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.166295289993286,
  "total_seconds": 10.404924869537354,
  "stats": {
    "sandboxes_per_sec": 42.4
  },
  "ol-stats": {
    "Create().cnt": 425,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 425,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 425,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 424,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 425,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 849,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 425,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 425,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 425,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 424,
    "childExit().ms-avg": 0,
    "fork().cnt": 424,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 424,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 442,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 424,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:44:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:44:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:44:53 remove worker.pid",
    "2020/03/25 21:44:53 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": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.354221820831299,
  "total_seconds": 10.581092596054077,
  "stats": {
    "sandboxes_per_sec": 45.3
  },
  "ol-stats": {
    "Create().cnt": 454,
    "Create().ms-avg": 83,
    "Create()/acquire-cgroup.cnt": 454,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 454,
    "Create()/acquire-mem.ms-avg": 15,
    "Create()/fork-proc.cnt": 453,
    "Create()/fork-proc.ms-avg": 64,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 454,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 907,
    "Destroy().ms-avg": 50,
    "Destroy()/detach-root.cnt": 454,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 454,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 454,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 453,
    "childExit().ms-avg": 64,
    "fork().cnt": 453,
    "fork().ms-avg": 64,
    "forkRequest.cnt": 453,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 471,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 453,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:45:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:45:03 remove worker.pid",
    "2020/03/25 21:45:03 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": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.872767925262451,
  "total_seconds": 11.209345817565918,
  "stats": {
    "sandboxes_per_sec": 43.9
  },
  "ol-stats": {
    "Create().cnt": 472,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 472,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 472,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 471,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 472,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 911,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 472,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 472,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 472,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 471,
    "childExit().ms-avg": 0,
    "fork().cnt": 471,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 471,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 489,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 471,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:45:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:45:14 remove worker.pid",
    "2020/03/25 21:45:14 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": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-dir/registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "sock",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 10.992155075073242,
  "total_seconds": 11.35457181930542,
  "stats": {
    "sandboxes_per_sec": 42.3
  },
  "ol-stats": {
    "Create().cnt": 456,
    "Create().ms-avg": 125,
    "Create()/acquire-cgroup.cnt": 456,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 456,
    "Create()/acquire-mem.ms-avg": 72,
    "Create()/fork-proc.cnt": 455,
    "Create()/fork-proc.ms-avg": 49,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 456,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 879,
    "Destroy().ms-avg": 47,
    "Destroy()/detach-root.cnt": 456,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 456,
    "Destroy()/kill-procs.ms-avg": 11,
    "Destroy()/remove-root.cnt": 456,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 455,
    "childExit().ms-avg": 54,
    "fork().cnt": 455,
    "fork().ms-avg": 49,
    "forkRequest.cnt": 455,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 473,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 455,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:45:26 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:26 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:26 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:26 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:26 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:26 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:26 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:45:26 remove worker.pid",
    "2020/03/25 21:45:26 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmpts6j781t', '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": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 3000,
    "pip_mirror": "",
    "registry": "/tmp/tmpts6j781t",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 6.036195278167725,
  "total_seconds": 6.283517837524414,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 54,
    "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": 182,
    "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": 1697,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1700,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1697,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1696,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 1697,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:45:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:45:32 remove worker.pid",
    "2020/03/25 21:45:32 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpts6j781t', '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": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.04132866859436,
  "total_seconds": 15.27203893661499,
  "stats": {
    "reqs_per_sec": 290.53333333333336
  },
  "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": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4358,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4361,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4358,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4357,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4358,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:45:47 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:47 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:47 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:47 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:47 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:47 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:45:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:45:47 remove worker.pid",
    "2020/03/25 21:45:47 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": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.046079874038696,
  "total_seconds": 15.277504920959473,
  "stats": {
    "reqs_per_sec": 283.06666666666666
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 42,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4246,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3801,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4246,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3797,
    "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": 4246,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:46:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:46:03 remove worker.pid",
    "2020/03/25 21:46:03 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": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/root/open-lambda/test-registry",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 15.064863204956055,
  "total_seconds": 15.294841527938843,
  "stats": {
    "reqs_per_sec": 257.46666666666664
  },
  "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": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3862,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2916,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3862,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2912,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 3862,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:46:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:46:18 remove worker.pid",
    "2020/03/25 21:46:18 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpx9y5w_86'}
========================================
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": {
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "docker_runtime": "",
    "trace": {
      "memory": false,
      "cgroups": false,
      "evictor": false,
      "package": false
    },
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "server_mode": "lambda",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "registry": "/tmp/tmpx9y5w_86",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 2.805621385574341,
  "total_seconds": 3.2452030181884766,
  "stats": {
    "reqs_per_sec": 35.64335198964123
  },
  "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": 138,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 156,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 24,
    "Pause().cnt": 200,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 55,
    "evict.ms-avg": 10,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 70,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 24
  },
  "errors": [],
  "worker_tail": [
    "2020/03/25 21:46:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:46:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:46:21 remove worker.pid",
    "2020/03/25 21:46:21 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpx9y5w_86'}
PUSH conf: {'registry': '/tmp/tmpe9gjx1g6'}
========================================
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": {
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "docker_runtime": "",
    "registry": "/tmp/tmpe9gjx1g6",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "import_cache_tree": "",
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "server_mode": "lambda",
    "sandbox_config": {},
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox": "sock",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda"
  },
  "seconds": 42.16966891288757,
  "total_seconds": 42.74840831756592,
  "stats": {
    "reqs_per_sec": 23.713742434491987
  },
  "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": 135,
    "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": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 8,
    "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": 10,
    "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": [
    "2020/03/25 21:47:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:47:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:47:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:47:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:47:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:47:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/25 21:47:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/25 21:47:04 remove worker.pid",
    "2020/03/25 21:47:04 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpe9gjx1g6'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0