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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {}
  },
  "seconds": 2.2544100284576416,
  "total_seconds": 2.457869529724121,
  "stats": {
    "pings_per_sec": 443.5793007099504
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:52:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:52:33 remove worker.pid",
    "2021/02/07 21:52:33 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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {}
  },
  "seconds": 15.323219776153564,
  "total_seconds": 15.564248323440552,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 617,
    "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": 615,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 3819,
    "Pause().cnt": 4,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 162,
    "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": 1640,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3819
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:52:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:52:49 remove worker.pid",
    "2021/02/07 21:52:49 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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 6.308276891708374,
  "total_seconds": 6.552286148071289,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 94,
    "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": 5,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 142,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1568,
    "Pause().cnt": 8,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 46,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 4,
    "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": 954,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1568
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:52:55 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:55 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:55 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:55 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:55 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:55 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:52:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:52:55 remove worker.pid",
    "2021/02/07 21:52:55 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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": false,
      "reuse_cgroups": false
    },
    "sandbox": "docker",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {}
  },
  "seconds": 31.257652044296265,
  "total_seconds": 32.88788175582886,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 2089,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 340,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 7803,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2441,
    "web-request.cnt": 4,
    "web-request.ms-avg": 7803
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:53:27 Kill function: install",
    "2021/02/07 21:53:27 Destroy() [SB 6]",
    "2021/02/07 21:53:28 Kill function: install2",
    "2021/02/07 21:53:28 Destroy() [SB 7]",
    "2021/02/07 21:53:28 Kill function: install3",
    "2021/02/07 21:53:28 Destroy() [SB 9]",
    "2021/02/07 21:53:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:53:28 remove worker.pid",
    "2021/02/07 21:53:28 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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 0.32939767837524414,
  "total_seconds": 0.5639309883117676,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 151,
    "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": 284,
    "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": 325,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 12,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 3,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 1,
    "web-request.ms-avg": 325
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:53:29 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:29 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:29 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:29 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:29 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:29 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:53:29 remove worker.pid",
    "2021/02/07 21:53:29 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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 0.8912520408630371,
  "total_seconds": 1.1222519874572754,
  "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": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 887,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 723,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 887
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:53:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:53:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:53:30 remove worker.pid",
    "2021/02/07 21:53:30 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
{'result': 15, 'version': '1.19.5'}
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 102.24643468856812,
  "total_seconds": 102.51158285140991,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 213,
    "Create()/acquire-cgroup.cnt": 14,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 14,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 325,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 14,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 14,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 20445,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 629,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 31,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 110,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 12284,
    "web-request.cnt": 5,
    "web-request.ms-avg": 20445
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:55:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:55:13 remove worker.pid",
    "2021/02/07 21:55:13 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'fork': False, 'procs': 1, 'baseline': 0, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": false,
    "procs": 1,
    "baseline": 0,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 5.0670483112335205,
  "total_seconds": 5.291248559951782,
  "stats": {
    "sandboxes_per_sec": 5.2
  },
  "ol-stats": {
    "Create().cnt": 26,
    "Create().ms-avg": 149,
    "Create()/acquire-cgroup.cnt": 26,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 26,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 26,
    "Create()/fresh-proc.ms-avg": 144,
    "Create()/make-root-fs.cnt": 26,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 52,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 26,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 26,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 26,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 43,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:55:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:55:18 remove worker.pid",
    "2021/02/07 21:55:18 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'baseline': 0, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "baseline": 0,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.16680908203125,
  "total_seconds": 10.396546602249146,
  "stats": {
    "sandboxes_per_sec": 40.6
  },
  "ol-stats": {
    "Create().cnt": 407,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 407,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 407,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 406,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 407,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 813,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 407,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 407,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 407,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 406,
    "childExit().ms-avg": 0,
    "fork().cnt": 406,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 406,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 424,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 406,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:55:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:55:28 remove worker.pid",
    "2021/02/07 21:55:28 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'baseline': 0, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "baseline": 0,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.39360237121582,
  "total_seconds": 10.623865365982056,
  "stats": {
    "sandboxes_per_sec": 42.5
  },
  "ol-stats": {
    "Create().cnt": 426,
    "Create().ms-avg": 96,
    "Create()/acquire-cgroup.cnt": 426,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 426,
    "Create()/acquire-mem.ms-avg": 19,
    "Create()/fork-proc.cnt": 425,
    "Create()/fork-proc.ms-avg": 71,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 426,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 851,
    "Destroy().ms-avg": 53,
    "Destroy()/detach-root.cnt": 426,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 426,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 426,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 425,
    "childExit().ms-avg": 67,
    "fork().cnt": 425,
    "fork().ms-avg": 71,
    "forkRequest.cnt": 425,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 443,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 425,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:55:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:55:39 remove worker.pid",
    "2021/02/07 21:55:39 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'baseline': 32, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "baseline": 32,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 10.922308444976807,
  "total_seconds": 11.644113063812256,
  "stats": {
    "sandboxes_per_sec": 39.7
  },
  "ol-stats": {
    "Create().cnt": 430,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 430,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 430,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 429,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 430,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 827,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 430,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 430,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 430,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 429,
    "childExit().ms-avg": 0,
    "fork().cnt": 429,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 429,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 447,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 429,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:55:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:55:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:55:51 remove worker.pid",
    "2021/02/07 21:55:51 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'baseline': 32, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "baseline": 32,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 11.110337972640991,
  "total_seconds": 11.463490724563599,
  "stats": {
    "sandboxes_per_sec": 38.5
  },
  "ol-stats": {
    "Create().cnt": 418,
    "Create().ms-avg": 135,
    "Create()/acquire-cgroup.cnt": 418,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 418,
    "Create()/acquire-mem.ms-avg": 80,
    "Create()/fork-proc.cnt": 417,
    "Create()/fork-proc.ms-avg": 51,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 157,
    "Create()/make-root-fs.cnt": 418,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 803,
    "Destroy().ms-avg": 52,
    "Destroy()/detach-root.cnt": 418,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 418,
    "Destroy()/kill-procs.ms-avg": 13,
    "Destroy()/remove-root.cnt": 418,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 417,
    "childExit().ms-avg": 58,
    "fork().cnt": 417,
    "fork().ms-avg": 51,
    "forkRequest.cnt": 417,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 435,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 417,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:56:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:56:02 remove worker.pid",
    "2021/02/07 21:56:02 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmp4yyvhm8y', '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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 3000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/tmp/tmp4yyvhm8y",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {}
  },
  "seconds": 6.030734300613403,
  "total_seconds": 6.2775537967681885,
  "stats": null,
  "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": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1686,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1689,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1686,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1685,
    "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": 1686,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:56:08 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:08 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:08 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:08 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:08 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:08 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:08 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:56:08 remove worker.pid",
    "2021/02/07 21:56:08 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp4yyvhm8y', '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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 15.043493032455444,
  "total_seconds": 15.277371644973755,
  "stats": {
    "reqs_per_sec": 266.8
  },
  "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": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4002,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4005,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4002,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4001,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "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": 1,
    "web-request.cnt": 4002,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:56:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:56:24 remove worker.pid",
    "2021/02/07 21:56:24 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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 15.049866437911987,
  "total_seconds": 15.281259536743164,
  "stats": {
    "reqs_per_sec": 285.8
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4287,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3876,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4287,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3872,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4287,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:56:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:56:39 remove worker.pid",
    "2021/02/07 21:56:39 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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 15.07097339630127,
  "total_seconds": 15.303051471710205,
  "stats": {
    "reqs_per_sec": 248.26666666666668
  },
  "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": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3724,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2878,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3724,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2874,
    "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": 6,
    "web-request.cnt": 3724,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:56:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:56:54 remove worker.pid",
    "2021/02/07 21:56:54 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmp5kpnp_on'}
========================================
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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/tmp/tmp5kpnp_on",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "sandbox_config": {}
  },
  "seconds": 3.6419975757598877,
  "total_seconds": 4.10273551940918,
  "stats": {
    "reqs_per_sec": 27.45769471325155
  },
  "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": 140,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 157,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 32,
    "Pause().cnt": 200,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 4,
    "evict.cnt": 56,
    "evict.ms-avg": 12,
    "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": 8,
    "web-request.cnt": 100,
    "web-request.ms-avg": 32
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:56:58 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:58 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:58 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:58 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:58 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:58 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:56:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:56:58 remove worker.pid",
    "2021/02/07 21:56:58 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp5kpnp_on'}
PUSH conf: {'registry': '/tmp/tmpjuy50_5u'}
========================================
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": {
    "trace": {
      "memory": false,
      "evictor": false,
      "cgroups": false,
      "package": false
    },
    "import_cache_tree": "",
    "registry_cache_ms": 5000,
    "storage": {
      "root": "private",
      "code": "",
      "scratch": ""
    },
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "sandbox": "sock",
    "mem_pool_mb": 500,
    "registry": "/tmp/tmpjuy50_5u",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "swappiness": 0,
      "mem_mb": 50
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "docker_runtime": "",
    "pip_mirror": "",
    "worker_port": "5000",
    "worker_dir": "/root/open-lambda/test-dir/worker"
  },
  "seconds": 47.0764524936676,
  "total_seconds": 47.721381187438965,
  "stats": {
    "reqs_per_sec": 21.242054666025844
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 9,
    "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": 139,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1980,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 42,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 20,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 5,
    "evict.cnt": 979,
    "evict.ms-avg": 13,
    "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": 42
  },
  "errors": [],
  "worker_tail": [
    "2021/02/07 21:57:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:57:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:57:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:57:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:57:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:57:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/07 21:57:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/07 21:57:46 remove worker.pid",
    "2021/02/07 21:57:46 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpjuy50_5u'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0