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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 1.670588731765747,
  "total_seconds": 1.9181227684020996,
  "stats": {
    "pings_per_sec": 598.597949443975
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:41:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:41:04 remove worker.pid",
    "2022/02/23 21:41:04 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 7.000934362411499,
  "total_seconds": 7.254059553146362,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 169,
    "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": 157,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 11,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 11,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 6,
    "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": 1743,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 51,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1000,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1743
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:41:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:41:11 remove worker.pid",
    "2022/02/23 21:41:11 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 6.16764497756958,
  "total_seconds": 6.417929172515869,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 105,
    "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": 12,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 141,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 10,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 11,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 5,
    "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": 1534,
    "Pause().cnt": 8,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 51,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 1,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 12,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 10,
    "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": 935,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1534
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:41:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:41:17 remove worker.pid",
    "2022/02/23 21:41:17 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "docker",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": false,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 12.305894136428833,
  "total_seconds": 13.24040412902832,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 641,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 184,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 3063,
    "Pause().cnt": 4,
    "Pause().ms-avg": 40,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 3,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1561,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3063
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:41:30 Kill function: install",
    "2022/02/23 21:41:30 Destroy() [SB 6]",
    "2022/02/23 21:41:30 Kill function: install2",
    "2022/02/23 21:41:30 Destroy() [SB 7]",
    "2022/02/23 21:41:31 Kill function: install3",
    "2022/02/23 21:41:31 Destroy() [SB 9]",
    "2022/02/23 21:41:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:41:31 remove worker.pid",
    "2022/02/23 21:41:31 exiting",
    ""
  ]
}
POP conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 0.22289562225341797,
  "total_seconds": 0.4662191867828369,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 84,
    "Create()/acquire-cgroup.cnt": 2,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 2,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 13,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 8,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 7,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 218,
    "Pause().cnt": 2,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 28,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 218
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:41:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:41:31 remove worker.pid",
    "2022/02/23 21:41:31 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 1.034782886505127,
  "total_seconds": 1.2767338752746582,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 89,
    "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": 13,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 14,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 8,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 6,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 1030,
    "Pause().cnt": 2,
    "Pause().ms-avg": 7,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 834,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 13,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 12,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 1031
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:41:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:41:32 remove worker.pid",
    "2022/02/23 21:41:32 exiting",
    ""
  ]
}
========================================
version
========================================
RUN ./ol worker -p=test-dir --detach
"3.8.10 (default, Nov 26 2021, 20:14:08) \n[GCC 9.3.0]"
RUN ./ol kill -p=test-dir
{
  "test": "version",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 0.21314167976379395,
  "total_seconds": 0.45855712890625,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 91,
    "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": 12,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 132,
    "Create()/make-root-fs.cnt": 2,
    "Create()/make-root-fs.ms-avg": 19,
    "Destroy().cnt": 2,
    "Destroy().ms-avg": 8,
    "Destroy()/detach-root.cnt": 2,
    "Destroy()/detach-root.ms-avg": 6,
    "Destroy()/kill-procs.cnt": 2,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 2,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1,
    "LambdaFunc.Invoke.ms-avg": 209,
    "Pause().cnt": 2,
    "Pause().ms-avg": 7,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 9,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 12,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 1,
    "web-request.ms-avg": 209
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:41:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:41:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:41:33 remove worker.pid",
    "2022/02/23 21:41:33 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 1000}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
{'result': 15, 'version': '1.22.2'}
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 1000,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 28.328104734420776,
  "total_seconds": 28.556146383285522,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 109,
    "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": 15,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 11,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 11,
    "Destroy()/detach-root.cnt": 14,
    "Destroy()/detach-root.ms-avg": 6,
    "Destroy()/kill-procs.cnt": 14,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 5662,
    "Pause().cnt": 10,
    "Pause().ms-avg": 7,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 254,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 1,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 15,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 13,
    "fresh-cgroup.cnt": 31,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 3329,
    "web-request.cnt": 5,
    "web-request.ms-avg": 5662
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:42:01 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:01 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:01 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:01 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:01 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:01 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:42:02 remove worker.pid",
    "2022/02/23 21:42:02 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 1000}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'baseline': 0, 'procs': 1, 'seconds': 5, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 1,
    "seconds": 5,
    "fork": false
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 5.028902769088745,
  "total_seconds": 5.267862558364868,
  "stats": {
    "sandboxes_per_sec": 5.6
  },
  "ol-stats": {
    "Create().cnt": 28,
    "Create().ms-avg": 156,
    "Create()/acquire-cgroup.cnt": 28,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 28,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 28,
    "Create()/fresh-proc.ms-avg": 143,
    "Create()/make-root-fs.cnt": 28,
    "Create()/make-root-fs.ms-avg": 12,
    "Destroy().cnt": 56,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 28,
    "Destroy()/detach-root.ms-avg": 8,
    "Destroy()/kill-procs.cnt": 28,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 28,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 45,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:42:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:42:07 remove worker.pid",
    "2022/02/23 21:42:07 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'procs': 1, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 1,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 10.18775224685669,
  "total_seconds": 10.422541856765747,
  "stats": {
    "sandboxes_per_sec": 22.7
  },
  "ol-stats": {
    "Create().cnt": 228,
    "Create().ms-avg": 17,
    "Create()/acquire-cgroup.cnt": 228,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 228,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 227,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 127,
    "Create()/make-root-fs.cnt": 228,
    "Create()/make-root-fs.ms-avg": 7,
    "Destroy().cnt": 455,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 228,
    "Destroy()/detach-root.ms-avg": 4,
    "Destroy()/kill-procs.cnt": 228,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 228,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 227,
    "childExit().ms-avg": 0,
    "fork().cnt": 227,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 227,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 245,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 227,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:42:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:42:17 remove worker.pid",
    "2022/02/23 21:42:17 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'procs': 15, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 15,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 10.534382820129395,
  "total_seconds": 10.780981063842773,
  "stats": {
    "sandboxes_per_sec": 24.4
  },
  "ol-stats": {
    "Create().cnt": 245,
    "Create().ms-avg": 273,
    "Create()/acquire-cgroup.cnt": 245,
    "Create()/acquire-cgroup.ms-avg": 1,
    "Create()/acquire-mem.cnt": 245,
    "Create()/acquire-mem.ms-avg": 10,
    "Create()/fork-proc.cnt": 244,
    "Create()/fork-proc.ms-avg": 256,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 127,
    "Create()/make-root-fs.cnt": 245,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 489,
    "Destroy().ms-avg": 140,
    "Destroy()/detach-root.cnt": 245,
    "Destroy()/detach-root.ms-avg": 2,
    "Destroy()/kill-procs.cnt": 245,
    "Destroy()/kill-procs.ms-avg": 8,
    "Destroy()/remove-root.cnt": 245,
    "Destroy()/remove-root.ms-avg": 1,
    "childExit().cnt": 244,
    "childExit().ms-avg": 248,
    "fork().cnt": 244,
    "fork().ms-avg": 256,
    "forkRequest.cnt": 244,
    "forkRequest.ms-avg": 35,
    "fresh-cgroup.cnt": 262,
    "fresh-cgroup.ms-avg": 6,
    "move-to-cg-after-fork.cnt": 244,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:42:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:42:28 remove worker.pid",
    "2022/02/23 21:42:28 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'procs': 1, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "procs": 1,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 11.403382778167725,
  "total_seconds": 11.782921314239502,
  "stats": {
    "sandboxes_per_sec": 22.3
  },
  "ol-stats": {
    "Create().cnt": 256,
    "Create().ms-avg": 14,
    "Create()/acquire-cgroup.cnt": 256,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 256,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 255,
    "Create()/fork-proc.ms-avg": 10,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 146,
    "Create()/make-root-fs.cnt": 256,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 479,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 256,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 256,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 256,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 3,
    "childExit().cnt": 255,
    "childExit().ms-avg": 0,
    "fork().cnt": 255,
    "fork().ms-avg": 10,
    "forkRequest.cnt": 255,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 273,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 255,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:42:40 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:40 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:40 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:40 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:40 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:40 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:42:40 remove worker.pid",
    "2022/02/23 21:42:40 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'procs': 15, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "procs": 15,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "sock",
    "registry": "/root/open-lambda/test-dir/registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 12.02950930595398,
  "total_seconds": 12.40721869468689,
  "stats": {
    "sandboxes_per_sec": 22.5
  },
  "ol-stats": {
    "Create().cnt": 258,
    "Create().ms-avg": 348,
    "Create()/acquire-cgroup.cnt": 258,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 258,
    "Create()/acquire-mem.ms-avg": 208,
    "Create()/fork-proc.cnt": 257,
    "Create()/fork-proc.ms-avg": 134,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 255,
    "Create()/make-root-fs.cnt": 258,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 483,
    "Destroy().ms-avg": 90,
    "Destroy()/detach-root.cnt": 258,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 258,
    "Destroy()/kill-procs.ms-avg": 9,
    "Destroy()/remove-root.cnt": 258,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 2,
    "childExit().cnt": 257,
    "childExit().ms-avg": 138,
    "fork().cnt": 257,
    "fork().ms-avg": 134,
    "forkRequest.cnt": 257,
    "forkRequest.ms-avg": 31,
    "fresh-cgroup.cnt": 275,
    "fresh-cgroup.ms-avg": 8,
    "move-to-cg-after-fork.cnt": 257,
    "move-to-cg-after-fork.ms-avg": 3
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:42:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:42:52 remove worker.pid",
    "2022/02/23 21:42:52 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmp108erb7x', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/tmp/tmp1myg_995'}
========================================
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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/tmp/tmp1myg_995",
    "registry_cache_ms": 3000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 6.083703279495239,
  "total_seconds": 6.677675008773804,
  "stats": {
    "reqs_per_sec": 16.43742097608552
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 14,
    "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": 10,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 261,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 159,
    "Destroy().ms-avg": 10,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 54,
    "Pause().cnt": 200,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 10,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 1,
    "childExit().cnt": 100,
    "childExit().ms-avg": 3,
    "evict.cnt": 58,
    "evict.ms-avg": 24,
    "fork().cnt": 100,
    "fork().ms-avg": 10,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 118,
    "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": 54
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:42:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:42:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:42:59 remove worker.pid",
    "2022/02/23 21:42:59 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp1myg_995'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/tmp/tmp108erb7x",
    "registry_cache_ms": 3000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 6.069378852844238,
  "total_seconds": 6.327505111694336,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 86,
    "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": 10,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 258,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 14,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 20,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 2,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 5,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1601,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1604,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1601,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1600,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 15,
    "fork().cnt": 3,
    "fork().ms-avg": 10,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1601,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:43:05 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:05 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:05 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:05 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:05 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:05 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:05 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:43:05 remove worker.pid",
    "2022/02/23 21:43:05 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp108erb7x', '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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 15.00657606124878,
  "total_seconds": 15.25390362739563,
  "stats": {
    "reqs_per_sec": 314.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 61,
    "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": 13,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 16,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 19,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 3,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 4,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4713,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4716,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4713,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4712,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 15,
    "fork().cnt": 3,
    "fork().ms-avg": 13,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 12,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 4713,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:43:20 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:20 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:20 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:20 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:20 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:20 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:20 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:43:20 remove worker.pid",
    "2022/02/23 21:43:20 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 15.011096000671387,
  "total_seconds": 15.254554510116577,
  "stats": {
    "reqs_per_sec": 307.4
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 63,
    "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": 16,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 15,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 17,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 3,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 4,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4611,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4357,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4611,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4353,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 12,
    "fork().cnt": 3,
    "fork().ms-avg": 16,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 16,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 4611,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:43:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:43:36 remove worker.pid",
    "2022/02/23 21:43:36 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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/root/open-lambda/test-registry",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": false,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 15.032326221466064,
  "total_seconds": 15.278847217559814,
  "stats": {
    "reqs_per_sec": 315.2
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 65,
    "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": 14,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 19,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 24,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 10,
    "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": 4728,
    "LambdaFunc.Invoke.ms-avg": 10,
    "Pause().cnt": 707,
    "Pause().ms-avg": 1,
    "ServeHTTP.cnt": 4728,
    "ServeHTTP.ms-avg": 1,
    "Unpause().cnt": 704,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 6,
    "fork().cnt": 3,
    "fork().ms-avg": 14,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 13,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 4,
    "web-request.cnt": 4728,
    "web-request.ms-avg": 10
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:43:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:43:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:43:51 remove worker.pid",
    "2022/02/23 21:43:51 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpd88x79d5'}
========================================
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": {
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "worker_port": "5000",
    "sandbox": "sock",
    "server_mode": "lambda",
    "registry": "/tmp/tmpd88x79d5",
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "mem_pool_mb": 500,
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox_config": {},
    "docker_runtime": "",
    "limits": {
      "procs": 10,
      "mem_mb": 50,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "features": {
      "reuse_cgroups": true,
      "import_cache": true,
      "downsize_paused_mem": true
    },
    "trace": {
      "cgroups": false,
      "memory": false,
      "evictor": false,
      "package": false
    },
    "storage": {
      "root": "private",
      "scratch": "",
      "code": ""
    }
  },
  "seconds": 90.19100165367126,
  "total_seconds": 91.16651582717896,
  "stats": {
    "reqs_per_sec": 11.087583440508622
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 18,
    "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": 13,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 1983,
    "Destroy().ms-avg": 14,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 20,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 85,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 11,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 33,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 8,
    "evict.cnt": 982,
    "evict.ms-avg": 29,
    "fork().cnt": 1000,
    "fork().ms-avg": 13,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 13,
    "fresh-cgroup.cnt": 38,
    "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": 10,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 85
  },
  "errors": [],
  "worker_tail": [
    "2022/02/23 21:45:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:45:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:45:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:45:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:45:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:45:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2022/02/23 21:45:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2022/02/23 21:45:22 remove worker.pid",
    "2022/02/23 21:45:22 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpd88x79d5'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 19, FAILED: 0