{
  "runs": [
    {
      "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": 1.5944890975952148,
      "total_seconds": 1.8441479206085205,
      "stats": {
        "pings_per_sec": 627.1665133504713
      },
      "ol-stats": {
        "fresh-cgroup.cnt": 17,
        "fresh-cgroup.ms-avg": 0
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:40:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:40:41 remove worker.pid",
        "2022/02/17 21:40:41 exiting",
        ""
      ]
    },
    {
      "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": 6.552452802658081,
      "total_seconds": 6.798353910446167,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 10,
        "Channel().ms-avg": 0,
        "Create().cnt": 10,
        "Create().ms-avg": 158,
        "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": 148,
        "Create()/make-root-fs.cnt": 10,
        "Create()/make-root-fs.ms-avg": 8,
        "Destroy().cnt": 10,
        "Destroy().ms-avg": 11,
        "Destroy()/detach-root.cnt": 10,
        "Destroy()/detach-root.ms-avg": 5,
        "Destroy()/kill-procs.cnt": 10,
        "Destroy()/kill-procs.ms-avg": 2,
        "Destroy()/remove-root.cnt": 10,
        "Destroy()/remove-root.ms-avg": 1,
        "LambdaFunc.Invoke.cnt": 4,
        "LambdaFunc.Invoke.ms-avg": 1631,
        "Pause().cnt": 4,
        "Pause().ms-avg": 3,
        "ServeHTTP.cnt": 4,
        "ServeHTTP.ms-avg": 48,
        "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": 933,
        "web-request.cnt": 4,
        "web-request.ms-avg": 1631
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:40:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:40:48 remove worker.pid",
        "2022/02/17 21:40:48 exiting",
        ""
      ]
    },
    {
      "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": 5.853304624557495,
      "total_seconds": 6.100917100906372,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 10,
        "Channel().ms-avg": 0,
        "Create().cnt": 11,
        "Create().ms-avg": 99,
        "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": 9,
        "Create()/fresh-proc.cnt": 7,
        "Create()/fresh-proc.ms-avg": 136,
        "Create()/make-root-fs.cnt": 11,
        "Create()/make-root-fs.ms-avg": 8,
        "Destroy().cnt": 11,
        "Destroy().ms-avg": 10,
        "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": 1,
        "LambdaFunc.Invoke.cnt": 4,
        "LambdaFunc.Invoke.ms-avg": 1455,
        "Pause().cnt": 8,
        "Pause().ms-avg": 8,
        "ServeHTTP.cnt": 4,
        "ServeHTTP.ms-avg": 49,
        "Unpause().cnt": 3,
        "Unpause().ms-avg": 0,
        "childExit().cnt": 4,
        "childExit().ms-avg": 0,
        "fork().cnt": 4,
        "fork().ms-avg": 9,
        "forkRequest.cnt": 4,
        "forkRequest.ms-avg": 9,
        "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": 888,
        "web-request.cnt": 4,
        "web-request.ms-avg": 1455
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:40:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:40:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:40:54 remove worker.pid",
        "2022/02/17 21:40:54 exiting",
        ""
      ]
    },
    {
      "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": 12.357692003250122,
      "total_seconds": 13.186582565307617,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 10,
        "Channel().ms-avg": 0,
        "Create().cnt": 10,
        "Create().ms-avg": 658,
        "Destroy().cnt": 10,
        "Destroy().ms-avg": 167,
        "LambdaFunc.Invoke.cnt": 4,
        "LambdaFunc.Invoke.ms-avg": 3078,
        "Pause().cnt": 4,
        "Pause().ms-avg": 36,
        "ServeHTTP.cnt": 4,
        "ServeHTTP.ms-avg": 1,
        "pull-lambda.cnt": 4,
        "pull-lambda.ms-avg": 3,
        "pull-package.cnt": 6,
        "pull-package.ms-avg": 1584,
        "web-request.cnt": 4,
        "web-request.ms-avg": 3078
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:41:07 Kill function: install",
        "2022/02/17 21:41:07 Destroy() [SB 6]",
        "2022/02/17 21:41:07 Kill function: install2",
        "2022/02/17 21:41:07 Destroy() [SB 7]",
        "2022/02/17 21:41:07 Kill function: install3",
        "2022/02/17 21:41:07 Destroy() [SB 9]",
        "2022/02/17 21:41:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:41:07 remove worker.pid",
        "2022/02/17 21:41:07 exiting",
        ""
      ]
    },
    {
      "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": 0.2078406810760498,
      "total_seconds": 0.4456171989440918,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 1,
        "Channel().ms-avg": 0,
        "Create().cnt": 2,
        "Create().ms-avg": 83,
        "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": 127,
        "Create()/make-root-fs.cnt": 2,
        "Create()/make-root-fs.ms-avg": 13,
        "Destroy().cnt": 2,
        "Destroy().ms-avg": 7,
        "Destroy()/detach-root.cnt": 2,
        "Destroy()/detach-root.ms-avg": 5,
        "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": 204,
        "Pause().cnt": 2,
        "Pause().ms-avg": 7,
        "ServeHTTP.cnt": 1,
        "ServeHTTP.ms-avg": 23,
        "childExit().cnt": 1,
        "childExit().ms-avg": 0,
        "fork().cnt": 1,
        "fork().ms-avg": 13,
        "forkRequest.cnt": 1,
        "forkRequest.ms-avg": 13,
        "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": 204
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:41:07 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:07 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:07 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:07 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:07 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:07 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:07 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:41:07 remove worker.pid",
        "2022/02/17 21:41:07 exiting",
        ""
      ]
    },
    {
      "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": 0.9778344631195068,
      "total_seconds": 1.2187018394470215,
      "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": 12,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 128,
        "Create()/make-root-fs.cnt": 2,
        "Create()/make-root-fs.ms-avg": 18,
        "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": 2,
        "Destroy()/remove-root.cnt": 2,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 1,
        "LambdaFunc.Invoke.ms-avg": 974,
        "Pause().cnt": 2,
        "Pause().ms-avg": 6,
        "ServeHTTP.cnt": 1,
        "ServeHTTP.ms-avg": 781,
        "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": 974
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:41:09 remove worker.pid",
        "2022/02/17 21:41:09 exiting",
        ""
      ]
    },
    {
      "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": 0.1899247169494629,
      "total_seconds": 0.426832914352417,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 1,
        "Channel().ms-avg": 0,
        "Create().cnt": 2,
        "Create().ms-avg": 81,
        "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": 126,
        "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": 5,
        "Destroy()/kill-procs.cnt": 2,
        "Destroy()/kill-procs.ms-avg": 2,
        "Destroy()/remove-root.cnt": 2,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 1,
        "LambdaFunc.Invoke.ms-avg": 186,
        "Pause().cnt": 2,
        "Pause().ms-avg": 7,
        "ServeHTTP.cnt": 1,
        "ServeHTTP.ms-avg": 8,
        "childExit().cnt": 1,
        "childExit().ms-avg": 0,
        "fork().cnt": 1,
        "fork().ms-avg": 6,
        "forkRequest.cnt": 1,
        "forkRequest.ms-avg": 6,
        "fresh-cgroup.cnt": 19,
        "fresh-cgroup.ms-avg": 0,
        "move-to-cg-after-fork.cnt": 1,
        "move-to-cg-after-fork.ms-avg": 0,
        "pull-lambda.cnt": 1,
        "pull-lambda.ms-avg": 2,
        "web-request.cnt": 1,
        "web-request.ms-avg": 186
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:41:09 remove worker.pid",
        "2022/02/17 21:41:09 exiting",
        ""
      ]
    },
    {
      "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": 26.811782121658325,
      "total_seconds": 27.03992223739624,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 13,
        "Channel().ms-avg": 0,
        "Create().cnt": 14,
        "Create().ms-avg": 102,
        "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": 10,
        "Create()/fresh-proc.cnt": 9,
        "Create()/fresh-proc.ms-avg": 137,
        "Create()/make-root-fs.cnt": 14,
        "Create()/make-root-fs.ms-avg": 9,
        "Destroy().cnt": 14,
        "Destroy().ms-avg": 12,
        "Destroy()/detach-root.cnt": 14,
        "Destroy()/detach-root.ms-avg": 5,
        "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": 5359,
        "Pause().cnt": 10,
        "Pause().ms-avg": 8,
        "ServeHTTP.cnt": 5,
        "ServeHTTP.ms-avg": 244,
        "Unpause().cnt": 4,
        "Unpause().ms-avg": 1,
        "childExit().cnt": 5,
        "childExit().ms-avg": 5,
        "fork().cnt": 5,
        "fork().ms-avg": 10,
        "forkRequest.cnt": 5,
        "forkRequest.ms-avg": 8,
        "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": 3,
        "pull-package.cnt": 8,
        "pull-package.ms-avg": 3150,
        "web-request.cnt": 5,
        "web-request.ms-avg": 5359
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:41:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:41:36 remove worker.pid",
        "2022/02/17 21:41:36 exiting",
        ""
      ]
    },
    {
      "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": 5.08612322807312,
      "total_seconds": 5.319003343582153,
      "stats": {
        "sandboxes_per_sec": 6.2
      },
      "ol-stats": {
        "Create().cnt": 31,
        "Create().ms-avg": 144,
        "Create()/acquire-cgroup.cnt": 31,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 31,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fresh-proc.cnt": 31,
        "Create()/fresh-proc.ms-avg": 135,
        "Create()/make-root-fs.cnt": 31,
        "Create()/make-root-fs.ms-avg": 8,
        "Destroy().cnt": 62,
        "Destroy().ms-avg": 5,
        "Destroy()/detach-root.cnt": 31,
        "Destroy()/detach-root.ms-avg": 7,
        "Destroy()/kill-procs.cnt": 31,
        "Destroy()/kill-procs.ms-avg": 1,
        "Destroy()/remove-root.cnt": 31,
        "Destroy()/remove-root.ms-avg": 0,
        "fresh-cgroup.cnt": 48,
        "fresh-cgroup.ms-avg": 0
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:41:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:41:41 remove worker.pid",
        "2022/02/17 21:41:41 exiting",
        ""
      ]
    },
    {
      "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": 10.15949535369873,
      "total_seconds": 10.40384578704834,
      "stats": {
        "sandboxes_per_sec": 24.3
      },
      "ol-stats": {
        "Create().cnt": 244,
        "Create().ms-avg": 16,
        "Create()/acquire-cgroup.cnt": 244,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 244,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fork-proc.cnt": 243,
        "Create()/fork-proc.ms-avg": 7,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 118,
        "Create()/make-root-fs.cnt": 244,
        "Create()/make-root-fs.ms-avg": 7,
        "Destroy().cnt": 487,
        "Destroy().ms-avg": 3,
        "Destroy()/detach-root.cnt": 244,
        "Destroy()/detach-root.ms-avg": 4,
        "Destroy()/kill-procs.cnt": 244,
        "Destroy()/kill-procs.ms-avg": 0,
        "Destroy()/remove-root.cnt": 244,
        "Destroy()/remove-root.ms-avg": 0,
        "childExit().cnt": 243,
        "childExit().ms-avg": 0,
        "fork().cnt": 243,
        "fork().ms-avg": 7,
        "forkRequest.cnt": 243,
        "forkRequest.ms-avg": 7,
        "fresh-cgroup.cnt": 261,
        "fresh-cgroup.ms-avg": 0,
        "move-to-cg-after-fork.cnt": 243,
        "move-to-cg-after-fork.ms-avg": 0
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:41:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:41:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:41:52 remove worker.pid",
        "2022/02/17 21:41:52 exiting",
        ""
      ]
    },
    {
      "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": 10.396394729614258,
      "total_seconds": 10.641953706741333,
      "stats": {
        "sandboxes_per_sec": 24.6
      },
      "ol-stats": {
        "Create().cnt": 247,
        "Create().ms-avg": 268,
        "Create()/acquire-cgroup.cnt": 247,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 247,
        "Create()/acquire-mem.ms-avg": 15,
        "Create()/fork-proc.cnt": 246,
        "Create()/fork-proc.ms-avg": 247,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 123,
        "Create()/make-root-fs.cnt": 247,
        "Create()/make-root-fs.ms-avg": 3,
        "Destroy().cnt": 493,
        "Destroy().ms-avg": 136,
        "Destroy()/detach-root.cnt": 247,
        "Destroy()/detach-root.ms-avg": 3,
        "Destroy()/kill-procs.cnt": 247,
        "Destroy()/kill-procs.ms-avg": 11,
        "Destroy()/remove-root.cnt": 247,
        "Destroy()/remove-root.ms-avg": 1,
        "childExit().cnt": 246,
        "childExit().ms-avg": 235,
        "fork().cnt": 246,
        "fork().ms-avg": 247,
        "forkRequest.cnt": 246,
        "forkRequest.ms-avg": 32,
        "fresh-cgroup.cnt": 264,
        "fresh-cgroup.ms-avg": 7,
        "move-to-cg-after-fork.cnt": 246,
        "move-to-cg-after-fork.ms-avg": 2
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:42:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:42:03 remove worker.pid",
        "2022/02/17 21:42:03 exiting",
        ""
      ]
    },
    {
      "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": 11.387760400772095,
      "total_seconds": 11.762646675109863,
      "stats": {
        "sandboxes_per_sec": 26.5
      },
      "ol-stats": {
        "Create().cnt": 298,
        "Create().ms-avg": 10,
        "Create()/acquire-cgroup.cnt": 298,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 298,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fork-proc.cnt": 297,
        "Create()/fork-proc.ms-avg": 9,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 182,
        "Create()/make-root-fs.cnt": 298,
        "Create()/make-root-fs.ms-avg": 0,
        "Destroy().cnt": 563,
        "Destroy().ms-avg": 2,
        "Destroy()/detach-root.cnt": 298,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 298,
        "Destroy()/kill-procs.ms-avg": 1,
        "Destroy()/remove-root.cnt": 298,
        "Destroy()/remove-root.ms-avg": 0,
        "Pause().cnt": 32,
        "Pause().ms-avg": 2,
        "childExit().cnt": 297,
        "childExit().ms-avg": 0,
        "fork().cnt": 297,
        "fork().ms-avg": 9,
        "forkRequest.cnt": 297,
        "forkRequest.ms-avg": 8,
        "fresh-cgroup.cnt": 315,
        "fresh-cgroup.ms-avg": 0,
        "move-to-cg-after-fork.cnt": 297,
        "move-to-cg-after-fork.ms-avg": 0
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:42:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:42:14 remove worker.pid",
        "2022/02/17 21:42:14 exiting",
        ""
      ]
    },
    {
      "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": 11.825279712677002,
      "total_seconds": 12.19223952293396,
      "stats": {
        "sandboxes_per_sec": 25.8
      },
      "ol-stats": {
        "Create().cnt": 291,
        "Create().ms-avg": 302,
        "Create()/acquire-cgroup.cnt": 291,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 291,
        "Create()/acquire-mem.ms-avg": 179,
        "Create()/fork-proc.cnt": 290,
        "Create()/fork-proc.ms-avg": 117,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 250,
        "Create()/make-root-fs.cnt": 291,
        "Create()/make-root-fs.ms-avg": 2,
        "Destroy().cnt": 549,
        "Destroy().ms-avg": 80,
        "Destroy()/detach-root.cnt": 291,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 291,
        "Destroy()/kill-procs.ms-avg": 7,
        "Destroy()/remove-root.cnt": 291,
        "Destroy()/remove-root.ms-avg": 0,
        "Pause().cnt": 32,
        "Pause().ms-avg": 2,
        "childExit().cnt": 290,
        "childExit().ms-avg": 123,
        "fork().cnt": 290,
        "fork().ms-avg": 117,
        "forkRequest.cnt": 290,
        "forkRequest.ms-avg": 28,
        "fresh-cgroup.cnt": 308,
        "fresh-cgroup.ms-avg": 5,
        "move-to-cg-after-fork.cnt": 290,
        "move-to-cg-after-fork.ms-avg": 2
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:42:27 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:27 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:27 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:27 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:27 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:27 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:27 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:42:27 remove worker.pid",
        "2022/02/17 21:42:27 exiting",
        ""
      ]
    },
    {
      "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/tmpyqm55jxi",
        "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": 5.2462098598480225,
      "total_seconds": 5.726228713989258,
      "stats": {
        "reqs_per_sec": 19.061446759838905
      },
      "ol-stats": {
        "Channel().cnt": 100,
        "Channel().ms-avg": 0,
        "Create().cnt": 101,
        "Create().ms-avg": 12,
        "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": 9,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 233,
        "Create()/make-root-fs.cnt": 101,
        "Create()/make-root-fs.ms-avg": 0,
        "Destroy().cnt": 158,
        "Destroy().ms-avg": 9,
        "Destroy()/detach-root.cnt": 101,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 101,
        "Destroy()/kill-procs.ms-avg": 10,
        "Destroy()/remove-root.cnt": 101,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 100,
        "LambdaFunc.Invoke.ms-avg": 47,
        "Pause().cnt": 200,
        "Pause().ms-avg": 10,
        "ServeHTTP.cnt": 100,
        "ServeHTTP.ms-avg": 8,
        "Unpause().cnt": 99,
        "Unpause().ms-avg": 0,
        "childExit().cnt": 100,
        "childExit().ms-avg": 3,
        "evict.cnt": 57,
        "evict.ms-avg": 22,
        "fork().cnt": 100,
        "fork().ms-avg": 9,
        "forkRequest.cnt": 100,
        "forkRequest.ms-avg": 8,
        "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": 47
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:42:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:42:32 remove worker.pid",
        "2022/02/17 21:42:32 exiting",
        ""
      ]
    },
    {
      "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/tmpl_tk6vmn",
        "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": 6.064183712005615,
      "total_seconds": 6.321658611297607,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 3,
        "Channel().ms-avg": 0,
        "Create().cnt": 4,
        "Create().ms-avg": 82,
        "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": 238,
        "Create()/make-root-fs.cnt": 4,
        "Create()/make-root-fs.ms-avg": 15,
        "Destroy().cnt": 4,
        "Destroy().ms-avg": 13,
        "Destroy()/detach-root.cnt": 4,
        "Destroy()/detach-root.ms-avg": 1,
        "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": 1792,
        "LambdaFunc.Invoke.ms-avg": 1,
        "Pause().cnt": 1795,
        "Pause().ms-avg": 0,
        "ServeHTTP.cnt": 1792,
        "ServeHTTP.ms-avg": 0,
        "Unpause().cnt": 1791,
        "Unpause().ms-avg": 0,
        "childExit().cnt": 3,
        "childExit().ms-avg": 7,
        "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": 1792,
        "web-request.ms-avg": 1
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:42:39 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:39 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:39 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:39 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:39 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:39 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:39 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:42:39 remove worker.pid",
        "2022/02/17 21:42:39 exiting",
        ""
      ]
    },
    {
      "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": 15.006212711334229,
      "total_seconds": 15.253308773040771,
      "stats": {
        "reqs_per_sec": 332.26666666666665
      },
      "ol-stats": {
        "Channel().cnt": 3,
        "Channel().ms-avg": 0,
        "Create().cnt": 4,
        "Create().ms-avg": 56,
        "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": 128,
        "Create()/make-root-fs.cnt": 4,
        "Create()/make-root-fs.ms-avg": 18,
        "Destroy().cnt": 4,
        "Destroy().ms-avg": 14,
        "Destroy()/detach-root.cnt": 4,
        "Destroy()/detach-root.ms-avg": 4,
        "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": 4984,
        "LambdaFunc.Invoke.ms-avg": 1,
        "Pause().cnt": 4987,
        "Pause().ms-avg": 0,
        "ServeHTTP.cnt": 4984,
        "ServeHTTP.ms-avg": 0,
        "Unpause().cnt": 4983,
        "Unpause().ms-avg": 0,
        "childExit().cnt": 3,
        "childExit().ms-avg": 8,
        "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": 2,
        "web-request.cnt": 4984,
        "web-request.ms-avg": 1
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:42:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:42:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:42:54 remove worker.pid",
        "2022/02/17 21:42:54 exiting",
        ""
      ]
    },
    {
      "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": 15.010252475738525,
      "total_seconds": 15.239635229110718,
      "stats": {
        "reqs_per_sec": 320.1333333333333
      },
      "ol-stats": {
        "Channel().cnt": 3,
        "Channel().ms-avg": 0,
        "Create().cnt": 4,
        "Create().ms-avg": 55,
        "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": 127,
        "Create()/make-root-fs.cnt": 4,
        "Create()/make-root-fs.ms-avg": 16,
        "Destroy().cnt": 4,
        "Destroy().ms-avg": 18,
        "Destroy()/detach-root.cnt": 4,
        "Destroy()/detach-root.ms-avg": 2,
        "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": 4802,
        "LambdaFunc.Invoke.ms-avg": 1,
        "Pause().cnt": 4394,
        "Pause().ms-avg": 0,
        "ServeHTTP.cnt": 4802,
        "ServeHTTP.ms-avg": 0,
        "Unpause().cnt": 4390,
        "Unpause().ms-avg": 0,
        "childExit().cnt": 3,
        "childExit().ms-avg": 13,
        "fork().cnt": 3,
        "fork().ms-avg": 8,
        "forkRequest.cnt": 3,
        "forkRequest.ms-avg": 8,
        "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": 4802,
        "web-request.ms-avg": 1
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:43:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:43:09 remove worker.pid",
        "2022/02/17 21:43:09 exiting",
        ""
      ]
    },
    {
      "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": 15.029802560806274,
      "total_seconds": 15.276274681091309,
      "stats": {
        "reqs_per_sec": 333.93333333333334
      },
      "ol-stats": {
        "Channel().cnt": 3,
        "Channel().ms-avg": 0,
        "Create().cnt": 4,
        "Create().ms-avg": 56,
        "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": 9,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 126,
        "Create()/make-root-fs.cnt": 4,
        "Create()/make-root-fs.ms-avg": 17,
        "Destroy().cnt": 4,
        "Destroy().ms-avg": 13,
        "Destroy()/detach-root.cnt": 4,
        "Destroy()/detach-root.ms-avg": 4,
        "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": 5009,
        "LambdaFunc.Invoke.ms-avg": 9,
        "Pause().cnt": 796,
        "Pause().ms-avg": 1,
        "ServeHTTP.cnt": 5009,
        "ServeHTTP.ms-avg": 1,
        "Unpause().cnt": 793,
        "Unpause().ms-avg": 0,
        "childExit().cnt": 3,
        "childExit().ms-avg": 5,
        "fork().cnt": 3,
        "fork().ms-avg": 9,
        "forkRequest.cnt": 3,
        "forkRequest.ms-avg": 8,
        "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": 5009,
        "web-request.ms-avg": 9
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:43:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:43:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:43:24 remove worker.pid",
        "2022/02/17 21:43:24 exiting",
        ""
      ]
    },
    {
      "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/tmp3utngh_g",
        "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": 76.32114005088806,
      "total_seconds": 77.17292141914368,
      "stats": {
        "reqs_per_sec": 13.102533246166463
      },
      "ol-stats": {
        "Channel().cnt": 1000,
        "Channel().ms-avg": 0,
        "Create().cnt": 1001,
        "Create().ms-avg": 12,
        "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": 9,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 128,
        "Create()/make-root-fs.cnt": 1001,
        "Create()/make-root-fs.ms-avg": 2,
        "Destroy().cnt": 1982,
        "Destroy().ms-avg": 13,
        "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": 72,
        "Pause().cnt": 2000,
        "Pause().ms-avg": 11,
        "ServeHTTP.cnt": 1000,
        "ServeHTTP.ms-avg": 29,
        "Unpause().cnt": 999,
        "Unpause().ms-avg": 0,
        "childExit().cnt": 1000,
        "childExit().ms-avg": 5,
        "evict.cnt": 981,
        "evict.ms-avg": 27,
        "fork().cnt": 1000,
        "fork().ms-avg": 9,
        "forkRequest.cnt": 1000,
        "forkRequest.ms-avg": 8,
        "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": 8,
        "web-request.cnt": 1000,
        "web-request.ms-avg": 72
      },
      "errors": [],
      "worker_tail": [
        "2022/02/17 21:44:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:44:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:44:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:44:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:44:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:44:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
        "2022/02/17 21:44:42 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2022/02/17 21:44:42 remove worker.pid",
        "2022/02/17 21:44:42 exiting",
        ""
      ]
    }
  ],
  "passed": 19,
  "failed": 0,
  "seconds": 251.41146326065063
}