{
  "runs": [
    {
      "test": "ping_test",
      "params": {},
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-registry",
        "sandbox_config": {},
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "handler_cache_mb": 250,
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "procs": 10,
          "installer_mem_mb": 200,
          "swappiness": 0
        },
        "pip_mirror": "",
        "docker_runtime": "",
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 2.082111358642578,
      "total_seconds": 2.302480936050415,
      "stats": {
        "pings_per_sec": 480.28665790747147
      },
      "ol-stats": {},
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:43:09 remove /sys/fs/cgroup/freezer/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:09 remove /sys/fs/cgroup/hugetlb/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:09 remove /sys/fs/cgroup/memory/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:09 remove /sys/fs/cgroup/perf_event/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:09 remove /sys/fs/cgroup/systemd/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:09 remove /sys/fs/cgroup/pids/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:43:09 remove worker.pid",
        "2019/07/18 21:43:09 exiting",
        ""
      ]
    },
    {
      "test": "install_tests",
      "params": {},
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-registry",
        "sandbox_config": {},
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 0,
        "handler_cache_mb": 500,
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "procs": 10,
          "installer_mem_mb": 200,
          "swappiness": 0
        },
        "pip_mirror": "",
        "docker_runtime": "",
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 11.76479959487915,
      "total_seconds": 12.000959634780884,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 10,
        "Channel().ms-avg": 0,
        "Create().cnt": 10,
        "Create().ms-avg": 280,
        "Create()/acquire-cgroup.cnt": 10,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 10,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fresh-proc.cnt": 10,
        "Create()/fresh-proc.ms-avg": 278,
        "Create()/make-root-fs.cnt": 10,
        "Create()/make-root-fs.ms-avg": 1,
        "Destroy().cnt": 10,
        "Destroy().ms-avg": 2,
        "Destroy()/detach-root.cnt": 10,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 10,
        "Destroy()/kill-procs.ms-avg": 1,
        "Destroy()/remove-root.cnt": 10,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 4,
        "LambdaFunc.Invoke.ms-avg": 2927,
        "Pause().cnt": 4,
        "Pause().ms-avg": 5,
        "ServeHTTP.cnt": 4,
        "ServeHTTP.ms-avg": 60,
        "pull-lambda.cnt": 4,
        "pull-lambda.ms-avg": 4,
        "pull-package.cnt": 6,
        "pull-package.ms-avg": 1583,
        "web-request.cnt": 4,
        "web-request.ms-avg": 2927
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:43:21 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/18 21:43:21 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/18 21:43:21 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/18 21:43:21 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/18 21:43:21 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/18 21:43:21 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/18 21:43:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:43:21 remove worker.pid",
        "2019/07/18 21:43:21 exiting",
        ""
      ]
    },
    {
      "test": "install_tests",
      "params": {},
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-registry",
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "import_cache_tree": "",
        "docker_runtime": "",
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "swappiness": 0,
          "installer_mem_mb": 200,
          "procs": 10
        },
        "pip_mirror": "",
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "sandbox_config": {},
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 6.438184976577759,
      "total_seconds": 6.664165496826172,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 10,
        "Channel().ms-avg": 0,
        "Create().cnt": 11,
        "Create().ms-avg": 97,
        "Create()/acquire-cgroup.cnt": 11,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 11,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fork-proc.cnt": 4,
        "Create()/fork-proc.ms-avg": 5,
        "Create()/fresh-proc.cnt": 7,
        "Create()/fresh-proc.ms-avg": 137,
        "Create()/make-root-fs.cnt": 11,
        "Create()/make-root-fs.ms-avg": 6,
        "Destroy().cnt": 14,
        "Destroy().ms-avg": 2,
        "Destroy()/detach-root.cnt": 11,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 11,
        "Destroy()/kill-procs.ms-avg": 1,
        "Destroy()/remove-root.cnt": 11,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 4,
        "LambdaFunc.Invoke.ms-avg": 1600,
        "Pause().cnt": 4,
        "Pause().ms-avg": 3,
        "ServeHTTP.cnt": 4,
        "ServeHTTP.ms-avg": 64,
        "childExit().cnt": 4,
        "childExit().ms-avg": 0,
        "evict.cnt": 3,
        "evict.ms-avg": 3,
        "fork().cnt": 4,
        "fork().ms-avg": 5,
        "forkRequest.cnt": 4,
        "forkRequest.ms-avg": 4,
        "move-to-cg-after-fork.cnt": 4,
        "move-to-cg-after-fork.ms-avg": 1,
        "pull-lambda.cnt": 4,
        "pull-lambda.ms-avg": 1,
        "pull-package.cnt": 6,
        "pull-package.ms-avg": 984,
        "web-request.cnt": 4,
        "web-request.ms-avg": 1600
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:43:28 Evictor: Sandbox 1 priority goes to 1",
        "2019/07/18 21:43:28 0 of 250 MB available [MEM POOL import-cache]",
        "2019/07/18 21:43:28 WARNING!  Critically low on memory, so evicting an active Sandbox",
        "2019/07/18 21:43:28 Evictor: Sandbox 11 priority goes to 0",
        "2019/07/18 21:43:28 0 of 250 MB available [MEM POOL handler-sandboxes]",
        "2019/07/18 21:43:28 WARNING!  Critically low on memory, so evicting an active Sandbox",
        "2019/07/18 21:43:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:43:28 remove worker.pid",
        "2019/07/18 21:43:28 exiting",
        ""
      ]
    },
    {
      "test": "install_tests",
      "params": {},
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-registry",
        "sandbox_config": {},
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 0,
        "handler_cache_mb": 500,
        "sandbox": "docker",
        "limits": {
          "mem_mb": 50,
          "procs": 10,
          "installer_mem_mb": 200,
          "swappiness": 0
        },
        "pip_mirror": "",
        "docker_runtime": "",
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 19.068610191345215,
      "total_seconds": 20.2932345867157,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 10,
        "Channel().ms-avg": 0,
        "Create().cnt": 10,
        "Create().ms-avg": 870,
        "Destroy().cnt": 10,
        "Destroy().ms-avg": 328,
        "LambdaFunc.Invoke.cnt": 4,
        "LambdaFunc.Invoke.ms-avg": 4754,
        "Pause().cnt": 4,
        "Pause().ms-avg": 71,
        "ServeHTTP.cnt": 4,
        "ServeHTTP.ms-avg": 1,
        "pull-lambda.cnt": 4,
        "pull-lambda.ms-avg": 1,
        "pull-package.cnt": 6,
        "pull-package.ms-avg": 2224,
        "web-request.cnt": 4,
        "web-request.ms-avg": 4754
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:43:48 Kill function: install3",
        "2019/07/18 21:43:48 Destroy() [SB 9]",
        "2019/07/18 21:43:48 Kill function: echo",
        "2019/07/18 21:43:48 Destroy() [SB 0]",
        "2019/07/18 21:43:48 Kill function: install",
        "2019/07/18 21:43:48 Destroy() [SB 6]",
        "2019/07/18 21:43:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:43:48 remove worker.pid",
        "2019/07/18 21:43:48 exiting",
        ""
      ]
    },
    {
      "test": "fork_bomb",
      "params": {},
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-registry",
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "import_cache_tree": "",
        "docker_runtime": "",
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "swappiness": 0,
          "installer_mem_mb": 200,
          "procs": 10
        },
        "pip_mirror": "",
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "sandbox_config": {},
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 0.19104862213134766,
      "total_seconds": 0.4205355644226074,
      "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": 157,
        "Create()/make-root-fs.cnt": 2,
        "Create()/make-root-fs.ms-avg": 2,
        "Destroy().cnt": 2,
        "Destroy().ms-avg": 2,
        "Destroy()/detach-root.cnt": 2,
        "Destroy()/detach-root.ms-avg": 1,
        "Destroy()/kill-procs.cnt": 2,
        "Destroy()/kill-procs.ms-avg": 0,
        "Destroy()/remove-root.cnt": 2,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 1,
        "LambdaFunc.Invoke.ms-avg": 187,
        "Pause().cnt": 1,
        "Pause().ms-avg": 4,
        "ServeHTTP.cnt": 1,
        "ServeHTTP.ms-avg": 15,
        "childExit().cnt": 1,
        "childExit().ms-avg": 0,
        "fork().cnt": 1,
        "fork().ms-avg": 6,
        "forkRequest.cnt": 1,
        "forkRequest.ms-avg": 4,
        "move-to-cg-after-fork.cnt": 1,
        "move-to-cg-after-fork.ms-avg": 2,
        "pull-lambda.cnt": 1,
        "pull-lambda.ms-avg": 2,
        "web-request.cnt": 1,
        "web-request.ms-avg": 187
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:43:49 remove /sys/fs/cgroup/freezer/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:49 remove /sys/fs/cgroup/hugetlb/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:49 remove /sys/fs/cgroup/memory/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:49 remove /sys/fs/cgroup/perf_event/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:49 remove /sys/fs/cgroup/systemd/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:49 remove /sys/fs/cgroup/pids/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:43:49 remove worker.pid",
        "2019/07/18 21:43:49 exiting",
        ""
      ]
    },
    {
      "test": "max_mem_alloc",
      "params": {},
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-registry",
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "import_cache_tree": "",
        "docker_runtime": "",
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "swappiness": 0,
          "installer_mem_mb": 200,
          "procs": 10
        },
        "pip_mirror": "",
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "sandbox_config": {},
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 0.8658058643341064,
      "total_seconds": 1.0988662242889404,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 1,
        "Channel().ms-avg": 0,
        "Create().cnt": 2,
        "Create().ms-avg": 78,
        "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": 140,
        "Create()/make-root-fs.cnt": 2,
        "Create()/make-root-fs.ms-avg": 4,
        "Destroy().cnt": 2,
        "Destroy().ms-avg": 2,
        "Destroy()/detach-root.cnt": 2,
        "Destroy()/detach-root.ms-avg": 1,
        "Destroy()/kill-procs.cnt": 2,
        "Destroy()/kill-procs.ms-avg": 0,
        "Destroy()/remove-root.cnt": 2,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 1,
        "LambdaFunc.Invoke.ms-avg": 861,
        "Pause().cnt": 1,
        "Pause().ms-avg": 4,
        "ServeHTTP.cnt": 1,
        "ServeHTTP.ms-avg": 701,
        "childExit().cnt": 1,
        "childExit().ms-avg": 0,
        "fork().cnt": 1,
        "fork().ms-avg": 6,
        "forkRequest.cnt": 1,
        "forkRequest.ms-avg": 5,
        "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": 862
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:43:50 remove /sys/fs/cgroup/freezer/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:50 remove /sys/fs/cgroup/hugetlb/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:50 remove /sys/fs/cgroup/memory/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:50 remove /sys/fs/cgroup/perf_event/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:50 remove /sys/fs/cgroup/systemd/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:50 remove /sys/fs/cgroup/pids/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:43:50 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:43:50 remove worker.pid",
        "2019/07/18 21:43:50 exiting",
        ""
      ]
    },
    {
      "test": "numpy_test",
      "params": {},
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-registry",
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "import_cache_tree": "",
        "docker_runtime": "",
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "swappiness": 0,
          "installer_mem_mb": 200,
          "procs": 10
        },
        "pip_mirror": "",
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "sandbox_config": {},
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 36.79583549499512,
      "total_seconds": 37.03133821487427,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 12,
        "Channel().ms-avg": 0,
        "Create().cnt": 13,
        "Create().ms-avg": 198,
        "Create()/acquire-cgroup.cnt": 13,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 13,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fork-proc.cnt": 5,
        "Create()/fork-proc.ms-avg": 6,
        "Create()/fresh-proc.cnt": 8,
        "Create()/fresh-proc.ms-avg": 160,
        "Create()/make-root-fs.cnt": 13,
        "Create()/make-root-fs.ms-avg": 97,
        "Destroy().cnt": 17,
        "Destroy().ms-avg": 2,
        "Destroy()/detach-root.cnt": 13,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 13,
        "Destroy()/kill-procs.ms-avg": 2,
        "Destroy()/remove-root.cnt": 13,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 5,
        "LambdaFunc.Invoke.ms-avg": 7355,
        "Pause().cnt": 5,
        "Pause().ms-avg": 5,
        "ServeHTTP.cnt": 5,
        "ServeHTTP.ms-avg": 383,
        "childExit().cnt": 5,
        "childExit().ms-avg": 0,
        "evict.cnt": 4,
        "evict.ms-avg": 5,
        "fork().cnt": 5,
        "fork().ms-avg": 6,
        "forkRequest.cnt": 5,
        "forkRequest.ms-avg": 5,
        "move-to-cg-after-fork.cnt": 5,
        "move-to-cg-after-fork.ms-avg": 0,
        "pull-lambda.cnt": 5,
        "pull-lambda.ms-avg": 2,
        "pull-package.cnt": 7,
        "pull-package.ms-avg": 4751,
        "web-request.cnt": 5,
        "web-request.ms-avg": 7355
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:44:27 remove /sys/fs/cgroup/freezer/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:44:27 remove /sys/fs/cgroup/hugetlb/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:44:27 remove /sys/fs/cgroup/memory/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:44:27 remove /sys/fs/cgroup/perf_event/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:44:27 remove /sys/fs/cgroup/systemd/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:44:27 remove /sys/fs/cgroup/pids/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:44:27 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:44:27 remove worker.pid",
        "2019/07/18 21:44:27 exiting",
        ""
      ]
    },
    {
      "test": "sock_churn",
      "params": {
        "seconds": 5,
        "fork": false,
        "baseline": 0,
        "procs": 1
      },
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-dir/registry",
        "server_mode": "sock",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "import_cache_tree": "",
        "docker_runtime": "",
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "swappiness": 0,
          "installer_mem_mb": 200,
          "procs": 10
        },
        "pip_mirror": "",
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "sandbox_config": {},
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 5.187747955322266,
      "total_seconds": 5.410128831863403,
      "stats": {
        "sandboxes_per_sec": 6.2
      },
      "ol-stats": {
        "Create().cnt": 31,
        "Create().ms-avg": 149,
        "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": 141,
        "Create()/make-root-fs.cnt": 31,
        "Create()/make-root-fs.ms-avg": 6,
        "Destroy().cnt": 62,
        "Destroy().ms-avg": 1,
        "Destroy()/detach-root.cnt": 31,
        "Destroy()/detach-root.ms-avg": 1,
        "Destroy()/kill-procs.cnt": 31,
        "Destroy()/kill-procs.ms-avg": 1,
        "Destroy()/remove-root.cnt": 31,
        "Destroy()/remove-root.ms-avg": 0
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:44:32 remove /sys/fs/cgroup/freezer/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:32 remove /sys/fs/cgroup/hugetlb/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:32 remove /sys/fs/cgroup/memory/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:32 remove /sys/fs/cgroup/perf_event/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:32 remove /sys/fs/cgroup/systemd/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:32 remove /sys/fs/cgroup/pids/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:44:32 remove worker.pid",
        "2019/07/18 21:44:32 exiting",
        ""
      ]
    },
    {
      "test": "sock_churn",
      "params": {
        "seconds": 15,
        "fork": true,
        "baseline": 0,
        "procs": 1
      },
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-dir/registry",
        "server_mode": "sock",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "import_cache_tree": "",
        "docker_runtime": "",
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "swappiness": 0,
          "installer_mem_mb": 200,
          "procs": 10
        },
        "pip_mirror": "",
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "sandbox_config": {},
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 15.266385316848755,
      "total_seconds": 15.48729681968689,
      "stats": {
        "sandboxes_per_sec": 44.46666666666667
      },
      "ol-stats": {
        "Create().cnt": 668,
        "Create().ms-avg": 10,
        "Create()/acquire-cgroup.cnt": 668,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 668,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fork-proc.cnt": 667,
        "Create()/fork-proc.ms-avg": 6,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 137,
        "Create()/make-root-fs.cnt": 668,
        "Create()/make-root-fs.ms-avg": 2,
        "Destroy().cnt": 1335,
        "Destroy().ms-avg": 1,
        "Destroy()/detach-root.cnt": 668,
        "Destroy()/detach-root.ms-avg": 1,
        "Destroy()/kill-procs.cnt": 668,
        "Destroy()/kill-procs.ms-avg": 1,
        "Destroy()/remove-root.cnt": 668,
        "Destroy()/remove-root.ms-avg": 0,
        "childExit().cnt": 667,
        "childExit().ms-avg": 0,
        "fork().cnt": 667,
        "fork().ms-avg": 6,
        "forkRequest.cnt": 667,
        "forkRequest.ms-avg": 5,
        "move-to-cg-after-fork.cnt": 667,
        "move-to-cg-after-fork.ms-avg": 0
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:44:48 remove /sys/fs/cgroup/freezer/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:48 remove /sys/fs/cgroup/hugetlb/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:48 remove /sys/fs/cgroup/memory/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:48 remove /sys/fs/cgroup/perf_event/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:48 remove /sys/fs/cgroup/systemd/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:48 remove /sys/fs/cgroup/pids/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:44:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:44:48 remove worker.pid",
        "2019/07/18 21:44:48 exiting",
        ""
      ]
    },
    {
      "test": "sock_churn",
      "params": {
        "seconds": 15,
        "fork": true,
        "baseline": 0,
        "procs": 15
      },
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-dir/registry",
        "server_mode": "sock",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "import_cache_tree": "",
        "docker_runtime": "",
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "swappiness": 0,
          "installer_mem_mb": 200,
          "procs": 10
        },
        "pip_mirror": "",
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "sandbox_config": {},
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 15.401315450668335,
      "total_seconds": 15.634644985198975,
      "stats": {
        "sandboxes_per_sec": 46.8
      },
      "ol-stats": {
        "Create().cnt": 703,
        "Create().ms-avg": 106,
        "Create()/acquire-cgroup.cnt": 703,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 703,
        "Create()/acquire-mem.ms-avg": 64,
        "Create()/fork-proc.cnt": 702,
        "Create()/fork-proc.ms-avg": 38,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 137,
        "Create()/make-root-fs.cnt": 703,
        "Create()/make-root-fs.ms-avg": 1,
        "Destroy().cnt": 1405,
        "Destroy().ms-avg": 25,
        "Destroy()/detach-root.cnt": 703,
        "Destroy()/detach-root.ms-avg": 1,
        "Destroy()/kill-procs.cnt": 703,
        "Destroy()/kill-procs.ms-avg": 7,
        "Destroy()/remove-root.cnt": 703,
        "Destroy()/remove-root.ms-avg": 0,
        "childExit().cnt": 702,
        "childExit().ms-avg": 39,
        "fork().cnt": 702,
        "fork().ms-avg": 37,
        "forkRequest.cnt": 702,
        "forkRequest.ms-avg": 9,
        "move-to-cg-after-fork.cnt": 702,
        "move-to-cg-after-fork.ms-avg": 2
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:45:04 remove /sys/fs/cgroup/freezer/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:45:04 remove /sys/fs/cgroup/hugetlb/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:45:04 remove /sys/fs/cgroup/memory/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:45:04 remove /sys/fs/cgroup/perf_event/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:45:04 remove /sys/fs/cgroup/systemd/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:45:04 remove /sys/fs/cgroup/pids/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/18 21:45:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:45:04 remove worker.pid",
        "2019/07/18 21:45:04 exiting",
        ""
      ]
    },
    {
      "test": "update_code",
      "params": {},
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/tmp/tmpmisaokgc",
        "sandbox_config": {},
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "handler_cache_mb": 250,
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "procs": 10,
          "installer_mem_mb": 200,
          "swappiness": 0
        },
        "pip_mirror": "",
        "docker_runtime": "",
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 3000,
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 6.030534029006958,
      "total_seconds": 6.362626075744629,
      "stats": null,
      "ol-stats": {
        "Channel().cnt": 3,
        "Channel().ms-avg": 0,
        "Create().cnt": 4,
        "Create().ms-avg": 45,
        "Create()/acquire-cgroup.cnt": 4,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 4,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fork-proc.cnt": 3,
        "Create()/fork-proc.ms-avg": 7,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 140,
        "Create()/make-root-fs.cnt": 4,
        "Create()/make-root-fs.ms-avg": 3,
        "Destroy().cnt": 4,
        "Destroy().ms-avg": 2,
        "Destroy()/detach-root.cnt": 4,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 4,
        "Destroy()/kill-procs.ms-avg": 0,
        "Destroy()/remove-root.cnt": 4,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 1652,
        "LambdaFunc.Invoke.ms-avg": 1,
        "Pause().cnt": 1652,
        "Pause().ms-avg": 0,
        "ServeHTTP.cnt": 1652,
        "ServeHTTP.ms-avg": 0,
        "Unpause().cnt": 1649,
        "Unpause().ms-avg": 0,
        "childExit().cnt": 3,
        "childExit().ms-avg": 1,
        "fork().cnt": 3,
        "fork().ms-avg": 7,
        "forkRequest.cnt": 3,
        "forkRequest.ms-avg": 7,
        "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": 1652,
        "web-request.ms-avg": 1
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:45:10 remove /sys/fs/cgroup/freezer/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:10 remove /sys/fs/cgroup/hugetlb/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:10 remove /sys/fs/cgroup/memory/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:10 remove /sys/fs/cgroup/perf_event/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:10 remove /sys/fs/cgroup/systemd/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:10 remove /sys/fs/cgroup/pids/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:10 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:45:10 remove worker.pid",
        "2019/07/18 21:45:10 exiting",
        ""
      ]
    },
    {
      "test": "stress_one_lambda",
      "params": {
        "seconds": 15,
        "procs": 1
      },
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-registry",
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "import_cache_tree": "",
        "docker_runtime": "",
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "swappiness": 0,
          "installer_mem_mb": 200,
          "procs": 10
        },
        "pip_mirror": "",
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "sandbox_config": {},
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 15.04601526260376,
      "total_seconds": 15.274166107177734,
      "stats": {
        "reqs_per_sec": 282.6
      },
      "ol-stats": {
        "Channel().cnt": 3,
        "Channel().ms-avg": 0,
        "Create().cnt": 4,
        "Create().ms-avg": 45,
        "Create()/acquire-cgroup.cnt": 4,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 4,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fork-proc.cnt": 3,
        "Create()/fork-proc.ms-avg": 7,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 141,
        "Create()/make-root-fs.cnt": 4,
        "Create()/make-root-fs.ms-avg": 3,
        "Destroy().cnt": 4,
        "Destroy().ms-avg": 2,
        "Destroy()/detach-root.cnt": 4,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 4,
        "Destroy()/kill-procs.ms-avg": 0,
        "Destroy()/remove-root.cnt": 4,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 4239,
        "LambdaFunc.Invoke.ms-avg": 1,
        "Pause().cnt": 4239,
        "Pause().ms-avg": 0,
        "ServeHTTP.cnt": 4239,
        "ServeHTTP.ms-avg": 0,
        "Unpause().cnt": 4236,
        "Unpause().ms-avg": 0,
        "childExit().cnt": 3,
        "childExit().ms-avg": 1,
        "fork().cnt": 3,
        "fork().ms-avg": 7,
        "forkRequest.cnt": 3,
        "forkRequest.ms-avg": 7,
        "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": 4239,
        "web-request.ms-avg": 1
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:45:25 remove /sys/fs/cgroup/freezer/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:25 remove /sys/fs/cgroup/hugetlb/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:25 remove /sys/fs/cgroup/memory/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:25 remove /sys/fs/cgroup/perf_event/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:25 remove /sys/fs/cgroup/systemd/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:25 remove /sys/fs/cgroup/pids/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:45:25 remove worker.pid",
        "2019/07/18 21:45:25 exiting",
        ""
      ]
    },
    {
      "test": "stress_one_lambda",
      "params": {
        "seconds": 15,
        "procs": 2
      },
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-registry",
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "import_cache_tree": "",
        "docker_runtime": "",
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "swappiness": 0,
          "installer_mem_mb": 200,
          "procs": 10
        },
        "pip_mirror": "",
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "sandbox_config": {},
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 15.043629169464111,
      "total_seconds": 15.270845651626587,
      "stats": {
        "reqs_per_sec": 271.3333333333333
      },
      "ol-stats": {
        "Channel().cnt": 3,
        "Channel().ms-avg": 0,
        "Create().cnt": 4,
        "Create().ms-avg": 45,
        "Create()/acquire-cgroup.cnt": 4,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 4,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fork-proc.cnt": 3,
        "Create()/fork-proc.ms-avg": 8,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 140,
        "Create()/make-root-fs.cnt": 4,
        "Create()/make-root-fs.ms-avg": 3,
        "Destroy().cnt": 4,
        "Destroy().ms-avg": 2,
        "Destroy()/detach-root.cnt": 4,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 4,
        "Destroy()/kill-procs.ms-avg": 0,
        "Destroy()/remove-root.cnt": 4,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 4070,
        "LambdaFunc.Invoke.ms-avg": 1,
        "Pause().cnt": 3564,
        "Pause().ms-avg": 0,
        "ServeHTTP.cnt": 4070,
        "ServeHTTP.ms-avg": 0,
        "Unpause().cnt": 3561,
        "Unpause().ms-avg": 0,
        "childExit().cnt": 3,
        "childExit().ms-avg": 2,
        "fork().cnt": 3,
        "fork().ms-avg": 8,
        "forkRequest.cnt": 3,
        "forkRequest.ms-avg": 5,
        "move-to-cg-after-fork.cnt": 3,
        "move-to-cg-after-fork.ms-avg": 2,
        "pull-lambda.cnt": 3,
        "pull-lambda.ms-avg": 2,
        "web-request.cnt": 4070,
        "web-request.ms-avg": 1
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:45:40 remove /sys/fs/cgroup/freezer/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:40 remove /sys/fs/cgroup/hugetlb/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:40 remove /sys/fs/cgroup/memory/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:40 remove /sys/fs/cgroup/perf_event/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:40 remove /sys/fs/cgroup/systemd/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:40 remove /sys/fs/cgroup/pids/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:45:40 remove worker.pid",
        "2019/07/18 21:45:40 exiting",
        ""
      ]
    },
    {
      "test": "stress_one_lambda",
      "params": {
        "seconds": 15,
        "procs": 8
      },
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/root/open-lambda/test-registry",
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "import_cache_tree": "",
        "docker_runtime": "",
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "swappiness": 0,
          "installer_mem_mb": 200,
          "procs": 10
        },
        "pip_mirror": "",
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "sandbox_config": {},
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 15.067633152008057,
      "total_seconds": 15.293700933456421,
      "stats": {
        "reqs_per_sec": 249.93333333333334
      },
      "ol-stats": {
        "Channel().cnt": 3,
        "Channel().ms-avg": 0,
        "Create().cnt": 4,
        "Create().ms-avg": 45,
        "Create()/acquire-cgroup.cnt": 4,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 4,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fork-proc.cnt": 3,
        "Create()/fork-proc.ms-avg": 8,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 140,
        "Create()/make-root-fs.cnt": 4,
        "Create()/make-root-fs.ms-avg": 3,
        "Destroy().cnt": 4,
        "Destroy().ms-avg": 1,
        "Destroy()/detach-root.cnt": 4,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 4,
        "Destroy()/kill-procs.ms-avg": 0,
        "Destroy()/remove-root.cnt": 4,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 3749,
        "LambdaFunc.Invoke.ms-avg": 3,
        "Pause().cnt": 2605,
        "Pause().ms-avg": 0,
        "ServeHTTP.cnt": 3749,
        "ServeHTTP.ms-avg": 0,
        "Unpause().cnt": 2602,
        "Unpause().ms-avg": 0,
        "childExit().cnt": 3,
        "childExit().ms-avg": 0,
        "fork().cnt": 3,
        "fork().ms-avg": 8,
        "forkRequest.cnt": 3,
        "forkRequest.ms-avg": 6,
        "move-to-cg-after-fork.cnt": 3,
        "move-to-cg-after-fork.ms-avg": 1,
        "pull-lambda.cnt": 3,
        "pull-lambda.ms-avg": 6,
        "web-request.cnt": 3749,
        "web-request.ms-avg": 3
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:45:56 remove /sys/fs/cgroup/freezer/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:56 remove /sys/fs/cgroup/hugetlb/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:56 remove /sys/fs/cgroup/memory/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:56 remove /sys/fs/cgroup/perf_event/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:56 remove /sys/fs/cgroup/systemd/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:56 remove /sys/fs/cgroup/pids/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:56 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:45:56 remove worker.pid",
        "2019/07/18 21:45:56 exiting",
        ""
      ]
    },
    {
      "test": "call_each_once_exec",
      "params": {
        "alloc_mb": 1,
        "lambda_count": 100
      },
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/tmp/tmph93j_ck6",
        "sandbox_config": {},
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "handler_cache_mb": 250,
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "procs": 10,
          "installer_mem_mb": 200,
          "swappiness": 0
        },
        "pip_mirror": "",
        "docker_runtime": "",
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 2.6045749187469482,
      "total_seconds": 2.9644687175750732,
      "stats": {
        "reqs_per_sec": 38.39440628370366
      },
      "ol-stats": {
        "Channel().cnt": 100,
        "Channel().ms-avg": 0,
        "Create().cnt": 101,
        "Create().ms-avg": 8,
        "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": 7,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 136,
        "Create()/make-root-fs.cnt": 101,
        "Create()/make-root-fs.ms-avg": 0,
        "Destroy().cnt": 175,
        "Destroy().ms-avg": 0,
        "Destroy()/detach-root.cnt": 101,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 101,
        "Destroy()/kill-procs.ms-avg": 0,
        "Destroy()/remove-root.cnt": 101,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 100,
        "LambdaFunc.Invoke.ms-avg": 19,
        "Pause().cnt": 100,
        "Pause().ms-avg": 4,
        "ServeHTTP.cnt": 100,
        "ServeHTTP.ms-avg": 7,
        "childExit().cnt": 100,
        "childExit().ms-avg": 0,
        "evict.cnt": 74,
        "evict.ms-avg": 0,
        "fork().cnt": 100,
        "fork().ms-avg": 7,
        "forkRequest.cnt": 100,
        "forkRequest.ms-avg": 5,
        "move-to-cg-after-fork.cnt": 100,
        "move-to-cg-after-fork.ms-avg": 0,
        "pull-lambda.cnt": 100,
        "pull-lambda.ms-avg": 2,
        "web-request.cnt": 100,
        "web-request.ms-avg": 19
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:45:59 remove /sys/fs/cgroup/freezer/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:59 remove /sys/fs/cgroup/hugetlb/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:59 remove /sys/fs/cgroup/memory/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:59 remove /sys/fs/cgroup/perf_event/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:59 remove /sys/fs/cgroup/systemd/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:59 remove /sys/fs/cgroup/pids/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:45:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:45:59 remove worker.pid",
        "2019/07/18 21:45:59 exiting",
        ""
      ]
    },
    {
      "test": "call_each_once_exec",
      "params": {
        "alloc_mb": 10,
        "lambda_count": 1000
      },
      "pass": true,
      "conf": {
        "worker_port": "5000",
        "registry": "/tmp/tmpd1i4bx_m",
        "server_mode": "lambda",
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "import_cache_mb": 250,
        "import_cache_tree": "",
        "docker_runtime": "",
        "sandbox": "sock",
        "limits": {
          "mem_mb": 50,
          "swappiness": 0,
          "installer_mem_mb": 200,
          "procs": 10
        },
        "pip_mirror": "",
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "registry_cache_ms": 5000,
        "sandbox_config": {},
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 38.72916388511658,
      "total_seconds": 38.982789039611816,
      "stats": {
        "reqs_per_sec": 25.820355871794984
      },
      "ol-stats": {
        "Channel().cnt": 1000,
        "Channel().ms-avg": 0,
        "Create().cnt": 1001,
        "Create().ms-avg": 8,
        "Create()/acquire-cgroup.cnt": 1001,
        "Create()/acquire-cgroup.ms-avg": 0,
        "Create()/acquire-mem.cnt": 1001,
        "Create()/acquire-mem.ms-avg": 0,
        "Create()/fork-proc.cnt": 1000,
        "Create()/fork-proc.ms-avg": 7,
        "Create()/fresh-proc.cnt": 1,
        "Create()/fresh-proc.ms-avg": 284,
        "Create()/make-root-fs.cnt": 1001,
        "Create()/make-root-fs.ms-avg": 0,
        "Destroy().cnt": 1990,
        "Destroy().ms-avg": 1,
        "Destroy()/detach-root.cnt": 1001,
        "Destroy()/detach-root.ms-avg": 0,
        "Destroy()/kill-procs.cnt": 1001,
        "Destroy()/kill-procs.ms-avg": 3,
        "Destroy()/remove-root.cnt": 1001,
        "Destroy()/remove-root.ms-avg": 0,
        "LambdaFunc.Invoke.cnt": 1000,
        "LambdaFunc.Invoke.ms-avg": 34,
        "Pause().cnt": 1000,
        "Pause().ms-avg": 10,
        "ServeHTTP.cnt": 1000,
        "ServeHTTP.ms-avg": 21,
        "childExit().cnt": 1000,
        "childExit().ms-avg": 0,
        "evict.cnt": 989,
        "evict.ms-avg": 3,
        "fork().cnt": 1000,
        "fork().ms-avg": 7,
        "forkRequest.cnt": 1000,
        "forkRequest.ms-avg": 6,
        "move-to-cg-after-fork.cnt": 1000,
        "move-to-cg-after-fork.ms-avg": 1,
        "pull-lambda.cnt": 1000,
        "pull-lambda.ms-avg": 3,
        "web-request.cnt": 1000,
        "web-request.ms-avg": 34
      },
      "errors": [],
      "worker_tail": [
        "2019/07/18 21:46:38 remove /sys/fs/cgroup/freezer/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:46:38 remove /sys/fs/cgroup/hugetlb/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:46:38 remove /sys/fs/cgroup/memory/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:46:38 remove /sys/fs/cgroup/perf_event/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:46:38 remove /sys/fs/cgroup/systemd/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:46:38 remove /sys/fs/cgroup/pids/worker-import-cache [CGROUP POOL worker-import-cache]",
        "2019/07/18 21:46:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/18 21:46:38 remove worker.pid",
        "2019/07/18 21:46:38 exiting",
        ""
      ]
    }
  ],
  "passed": 16,
  "failed": 0,
  "seconds": 283.0295925140381
}