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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 2.499368667602539,
  "total_seconds": 3.23995304107666,
  "stats": {
    "pings_per_sec": 400.1043210233381
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:50:27 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:27 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:27 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:27 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:27 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:27 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:27 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:50:27 remove worker.pid",
    "2021/03/10 21:50:27 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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 17.791378259658813,
  "total_seconds": 18.03053593635559,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 524,
    "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": 522,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4435,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 230,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 28,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2058,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4435
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:50:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:50:46 remove worker.pid",
    "2021/03/10 21:50:46 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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 10.673173904418945,
  "total_seconds": 10.914149284362793,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 96,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 144,
    "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": 2660,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "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": 7,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "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": 1706,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2660
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:50:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:50:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:50:57 remove worker.pid",
    "2021/03/10 21:50:57 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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "docker"
  },
  "seconds": 27.49660611152649,
  "total_seconds": 28.530494689941406,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 1373,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 374,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 6863,
    "Pause().cnt": 4,
    "Pause().ms-avg": 29,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 4,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2808,
    "web-request.cnt": 4,
    "web-request.ms-avg": 6863
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:51:24 Kill function: install3",
    "2021/03/10 21:51:24 Destroy() [SB 9]",
    "2021/03/10 21:51:25 Kill function: echo",
    "2021/03/10 21:51:25 Destroy() [SB 0]",
    "2021/03/10 21:51:25 Kill function: install",
    "2021/03/10 21:51:25 Destroy() [SB 6]",
    "2021/03/10 21:51:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:51:25 remove worker.pid",
    "2021/03/10 21:51:25 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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 4.336103439331055,
  "total_seconds": 4.566913604736328,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 2152,
    "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": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 4290,
    "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": 4332,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 12,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 5,
    "web-request.cnt": 1,
    "web-request.ms-avg": 4332
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:51:30 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:30 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:30 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:30 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:30 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:30 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:51:30 remove worker.pid",
    "2021/03/10 21:51:30 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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 0.8309493064880371,
  "total_seconds": 1.0644123554229736,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 80,
    "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": 143,
    "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": 827,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 659,
    "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": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 827
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:51:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:51:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:51:31 remove worker.pid",
    "2021/03/10 21:51:31 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
{'version': '1.19.5', 'result': 15}
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 54.47086501121521,
  "total_seconds": 54.7146852016449,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 231,
    "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": 7,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 144,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 136,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 3,
    "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": 10890,
    "Pause().cnt": 10,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 473,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 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": 88,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 6376,
    "web-request.cnt": 5,
    "web-request.ms-avg": 10890
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:52:25 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:25 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:25 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:25 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:25 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:25 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:52:25 remove worker.pid",
    "2021/03/10 21:52:25 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 {'seconds': 5, 'baseline': 0, 'procs': 1, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 5,
    "baseline": 0,
    "procs": 1,
    "fork": false
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "sock",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 5.184602975845337,
  "total_seconds": 5.308159828186035,
  "stats": {
    "sandboxes_per_sec": 3.4
  },
  "ol-stats": {
    "Create().cnt": 17,
    "Create().ms-avg": 272,
    "Create()/acquire-cgroup.cnt": 17,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 17,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 17,
    "Create()/fresh-proc.ms-avg": 266,
    "Create()/make-root-fs.cnt": 17,
    "Create()/make-root-fs.ms-avg": 5,
    "Destroy().cnt": 34,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 17,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 17,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 17,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 34,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:52:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:52:31 remove worker.pid",
    "2021/03/10 21:52:31 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'baseline': 0, 'procs': 1, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "baseline": 0,
    "procs": 1,
    "fork": true
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "sock",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 10.161477088928223,
  "total_seconds": 10.398097515106201,
  "stats": {
    "sandboxes_per_sec": 44.8
  },
  "ol-stats": {
    "Create().cnt": 449,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 449,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 449,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 448,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 449,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 897,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 449,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 449,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 449,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 448,
    "childExit().ms-avg": 0,
    "fork().cnt": 448,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 448,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 466,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 448,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:52:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:52:41 remove worker.pid",
    "2021/03/10 21:52:41 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'baseline': 0, 'procs': 15, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "baseline": 0,
    "procs": 15,
    "fork": true
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "sock",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 10.345011234283447,
  "total_seconds": 10.573923826217651,
  "stats": {
    "sandboxes_per_sec": 45.7
  },
  "ol-stats": {
    "Create().cnt": 458,
    "Create().ms-avg": 82,
    "Create()/acquire-cgroup.cnt": 458,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 458,
    "Create()/acquire-mem.ms-avg": 12,
    "Create()/fork-proc.cnt": 457,
    "Create()/fork-proc.ms-avg": 65,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 458,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 915,
    "Destroy().ms-avg": 48,
    "Destroy()/detach-root.cnt": 458,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 458,
    "Destroy()/kill-procs.ms-avg": 9,
    "Destroy()/remove-root.cnt": 458,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 457,
    "childExit().ms-avg": 62,
    "fork().cnt": 457,
    "fork().ms-avg": 65,
    "forkRequest.cnt": 457,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 475,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 457,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:52:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:52:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:52:52 remove worker.pid",
    "2021/03/10 21:52:52 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'baseline': 32, 'procs': 1, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "baseline": 32,
    "procs": 1,
    "fork": true
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "sock",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 10.764158248901367,
  "total_seconds": 11.106961727142334,
  "stats": {
    "sandboxes_per_sec": 45.1
  },
  "ol-stats": {
    "Create().cnt": 484,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 484,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 484,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 483,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 484,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 935,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 484,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 484,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 484,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 483,
    "childExit().ms-avg": 0,
    "fork().cnt": 483,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 483,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 501,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 483,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:53:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:53:03 remove worker.pid",
    "2021/03/10 21:53:03 exiting",
    ""
  ]
}
========================================
sock_churn {'seconds': 10, 'baseline': 32, 'procs': 15, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "seconds": 10,
    "baseline": 32,
    "procs": 15,
    "fork": true
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "sock",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-dir/registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 11.040183067321777,
  "total_seconds": 11.402981042861938,
  "stats": {
    "sandboxes_per_sec": 39.3
  },
  "ol-stats": {
    "Create().cnt": 426,
    "Create().ms-avg": 137,
    "Create()/acquire-cgroup.cnt": 426,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 426,
    "Create()/acquire-mem.ms-avg": 77,
    "Create()/fork-proc.cnt": 425,
    "Create()/fork-proc.ms-avg": 56,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 162,
    "Create()/make-root-fs.cnt": 426,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 819,
    "Destroy().ms-avg": 49,
    "Destroy()/detach-root.cnt": 426,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 426,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 426,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 425,
    "childExit().ms-avg": 59,
    "fork().cnt": 425,
    "fork().ms-avg": 56,
    "forkRequest.cnt": 425,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 443,
    "fresh-cgroup.ms-avg": 5,
    "move-to-cg-after-fork.cnt": 425,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:53:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:53:14 remove worker.pid",
    "2021/03/10 21:53:14 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpi53t4aoh'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 3000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/tmp/tmpi53t4aoh",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 6.030119180679321,
  "total_seconds": 6.3785765171051025,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "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": 143,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1576,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1579,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1576,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1575,
    "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": 24,
    "web-request.cnt": 1576,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:53:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:53:21 remove worker.pid",
    "2021/03/10 21:53:21 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpi53t4aoh'}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'seconds': 15, 'procs': 1}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 1
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 15.038903713226318,
  "total_seconds": 15.272632122039795,
  "stats": {
    "reqs_per_sec": 275.6
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "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": 141,
    "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": 4134,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4137,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4134,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4133,
    "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": 4134,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:53:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:53:36 remove worker.pid",
    "2021/03/10 21:53:36 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 2}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 2
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 15.040979385375977,
  "total_seconds": 15.272250413894653,
  "stats": {
    "reqs_per_sec": 281.3333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "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": 141,
    "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": 4220,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3837,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4220,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3833,
    "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": 1,
    "web-request.cnt": 4220,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:53:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:53:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:53:51 remove worker.pid",
    "2021/03/10 21:53:51 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'seconds': 15, 'procs': 8}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "seconds": 15,
    "procs": 8
  },
  "pass": true,
  "conf": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/root/open-lambda/test-registry",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 15.055414199829102,
  "total_seconds": 15.290940523147583,
  "stats": {
    "reqs_per_sec": 252.13333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 46,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 6,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 1,
    "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": 3782,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2780,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3782,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2776,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 5,
    "web-request.cnt": 3782,
    "web-request.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:54:06 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:06 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:06 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:06 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:06 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:06 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:06 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:54:06 remove worker.pid",
    "2021/03/10 21:54:06 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpd19qrbgd'}
========================================
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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/tmp/tmpd19qrbgd",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 3.0395548343658447,
  "total_seconds": 3.501488447189331,
  "stats": {
    "reqs_per_sec": 32.90144104769924
  },
  "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": 145,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 155,
    "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": 26,
    "Pause().cnt": 200,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 7,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 2,
    "evict.cnt": 54,
    "evict.ms-avg": 9,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 5,
    "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": 26
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:54:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:54:10 remove worker.pid",
    "2021/03/10 21:54:10 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpd19qrbgd'}
PUSH conf: {'registry': '/tmp/tmpyjdhgr7_'}
========================================
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": {
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "sandbox_config": {},
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "import_cache_tree": "",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "worker_port": "5000",
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "evictor": false,
      "package": false,
      "memory": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    },
    "limits": {
      "swappiness": 0,
      "mem_mb": 50,
      "installer_mem_mb": 250,
      "procs": 10
    },
    "registry": "/tmp/tmpyjdhgr7_",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "sandbox": "sock"
  },
  "seconds": 45.813233852386475,
  "total_seconds": 46.46647810935974,
  "stats": {
    "reqs_per_sec": 21.82776755108289
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 331,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1981,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 7,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 41,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 21,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 4,
    "evict.cnt": 980,
    "evict.ms-avg": 12,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 41,
    "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": 41
  },
  "errors": [],
  "worker_tail": [
    "2021/03/10 21:54:56 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:56 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:56 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:56 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:56 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:56 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/03/10 21:54:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/03/10 21:54:57 remove worker.pid",
    "2021/03/10 21:54:57 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpyjdhgr7_'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0