{
  "runs": [
    {
      "test": "ping_test",
      "params": {},
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "registry_cache_ms": 5000,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 2.1406164169311523,
      "total_seconds": 2.381439208984375,
      "stats": {
        "pings_per_sec": 467.158956076764
      },
      "ol-stats": {},
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:46:02 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:02 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:02 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:02 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:02 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:02 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:46:02 remove worker.pid",
        "2019/07/16 21:46:02 exiting",
        ""
      ]
    },
    {
      "test": "install_tests",
      "params": {},
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 0,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "sandbox_config": {},
        "handler_cache_mb": 500,
        "registry_cache_ms": 5000,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 14.56658673286438,
      "total_seconds": 14.80924940109253,
      "stats": null,
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 10,
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 10,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 10,
        "Create()/fresh-proc:ms.avg": 407,
        "Create()/fresh-proc:ms.cnt": 10,
        "Create()/make-root-fs:ms.avg": 1,
        "Create()/make-root-fs:ms.cnt": 10,
        "Create():ms.avg": 409,
        "Create():ms.cnt": 10,
        "Destroy()/detach-root:ms.avg": 0,
        "Destroy()/detach-root:ms.cnt": 10,
        "Destroy()/kill-procs:ms.avg": 1,
        "Destroy()/kill-procs:ms.cnt": 10,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 10,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 10,
        "Destroy():ms.avg": 2,
        "Destroy():ms.cnt": 10,
        "Pause():ms.avg": 4,
        "Pause():ms.cnt": 4,
        "Status():ms.avg": 0,
        "Status():ms.cnt": 6,
        "pip-install:ms.avg": 1832,
        "pip-install:ms.cnt": 6
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:46:17 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:17 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:17 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:17 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:17 0 of 500 MB available [MEM POOL handler-sandboxes]",
        "2019/07/16 21:46:17 WARNING!  Critically low on memory, so evicting an active Sandbox",
        "2019/07/16 21:46:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:46:17 remove worker.pid",
        "2019/07/16 21:46:17 exiting",
        ""
      ]
    },
    {
      "test": "install_tests",
      "params": {},
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 6.1860411167144775,
      "total_seconds": 6.4041290283203125,
      "stats": null,
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 10,
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 11,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 11,
        "Create()/fork-proc:ms.avg": 6,
        "Create()/fork-proc:ms.cnt": 4,
        "Create()/fresh-proc:ms.avg": 140,
        "Create()/fresh-proc:ms.cnt": 7,
        "Create()/make-root-fs:ms.avg": 1,
        "Create()/make-root-fs:ms.cnt": 11,
        "Create():ms.avg": 93,
        "Create():ms.cnt": 11,
        "Destroy()/detach-root:ms.avg": 0,
        "Destroy()/detach-root:ms.cnt": 11,
        "Destroy()/kill-procs:ms.avg": 1,
        "Destroy()/kill-procs:ms.cnt": 11,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 11,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 11,
        "Destroy():ms.avg": 1,
        "Destroy():ms.cnt": 18,
        "Pause():ms.avg": 4,
        "Pause():ms.cnt": 4,
        "Status():ms.avg": 0,
        "Status():ms.cnt": 6,
        "evict:ms.avg": 0,
        "evict:ms.cnt": 3,
        "fork():ms.avg": 6,
        "fork():ms.cnt": 4,
        "forkRequest:ms.avg": 6,
        "forkRequest:ms.cnt": 4,
        "move-to-cg-after-fork:ms.avg": 0,
        "move-to-cg-after-fork:ms.cnt": 4,
        "pip-install:ms.avg": 951,
        "pip-install:ms.cnt": 6
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:46:23 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:23 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:23 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:23 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:23 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:23 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:23 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:46:23 remove worker.pid",
        "2019/07/16 21:46:23 exiting",
        ""
      ]
    },
    {
      "test": "install_tests",
      "params": {},
      "pass": true,
      "conf": {
        "sandbox": "docker",
        "import_cache_mb": 0,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "sandbox_config": {},
        "handler_cache_mb": 500,
        "registry_cache_ms": 5000,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 20.693533897399902,
      "total_seconds": 21.7195303440094,
      "stats": null,
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 10,
        "Create():ms.avg": 1035,
        "Create():ms.cnt": 10,
        "Destroy():ms.avg": 267,
        "Destroy():ms.cnt": 10,
        "Pause():ms.avg": 31,
        "Pause():ms.cnt": 4,
        "Status():ms.avg": 0,
        "Status():ms.cnt": 6,
        "pip-install:ms.avg": 2429,
        "pip-install:ms.cnt": 6
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:46:45 Kill function: install",
        "2019/07/16 21:46:45 Destroy() [SB 6]",
        "2019/07/16 21:46:45 Kill function: install2",
        "2019/07/16 21:46:45 Destroy() [SB 7]",
        "2019/07/16 21:46:45 Kill function: install3",
        "2019/07/16 21:46:45 Destroy() [SB 9]",
        "2019/07/16 21:46:45 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:46:45 remove worker.pid",
        "2019/07/16 21:46:45 exiting",
        ""
      ]
    },
    {
      "test": "fork_bomb",
      "params": {},
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 0.17570161819458008,
      "total_seconds": 0.40802001953125,
      "stats": null,
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 1,
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 2,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 2,
        "Create()/fork-proc:ms.avg": 7,
        "Create()/fork-proc:ms.cnt": 1,
        "Create()/fresh-proc:ms.avg": 141,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 1,
        "Create()/make-root-fs:ms.cnt": 2,
        "Create():ms.avg": 76,
        "Create():ms.cnt": 2,
        "Destroy()/detach-root:ms.avg": 1,
        "Destroy()/detach-root:ms.cnt": 2,
        "Destroy()/kill-procs:ms.avg": 0,
        "Destroy()/kill-procs:ms.cnt": 2,
        "Destroy()/recursive-kill:ms.avg": 1,
        "Destroy()/recursive-kill:ms.cnt": 2,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 2,
        "Destroy():ms.avg": 2,
        "Destroy():ms.cnt": 3,
        "Pause():ms.avg": 4,
        "Pause():ms.cnt": 1,
        "fork():ms.avg": 7,
        "fork():ms.cnt": 1,
        "forkRequest:ms.avg": 7,
        "forkRequest:ms.cnt": 1,
        "move-to-cg-after-fork:ms.avg": 0,
        "move-to-cg-after-fork:ms.cnt": 1
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:46:46 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:46 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:46 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:46 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:46 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:46 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:46:46 remove worker.pid",
        "2019/07/16 21:46:46 exiting",
        ""
      ]
    },
    {
      "test": "max_mem_alloc",
      "params": {},
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 0.8240857124328613,
      "total_seconds": 1.055654764175415,
      "stats": null,
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 1,
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 2,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 2,
        "Create()/fork-proc:ms.avg": 6,
        "Create()/fork-proc:ms.cnt": 1,
        "Create()/fresh-proc:ms.avg": 134,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 4,
        "Create()/make-root-fs:ms.cnt": 2,
        "Create():ms.avg": 75,
        "Create():ms.cnt": 2,
        "Destroy()/detach-root:ms.avg": 1,
        "Destroy()/detach-root:ms.cnt": 2,
        "Destroy()/kill-procs:ms.avg": 0,
        "Destroy()/kill-procs:ms.cnt": 2,
        "Destroy()/recursive-kill:ms.avg": 1,
        "Destroy()/recursive-kill:ms.cnt": 2,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 2,
        "Destroy():ms.avg": 2,
        "Destroy():ms.cnt": 3,
        "Pause():ms.avg": 4,
        "Pause():ms.cnt": 1,
        "fork():ms.avg": 6,
        "fork():ms.cnt": 1,
        "forkRequest:ms.avg": 5,
        "forkRequest:ms.cnt": 1,
        "move-to-cg-after-fork:ms.avg": 0,
        "move-to-cg-after-fork:ms.cnt": 1
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:46:47 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:47 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:47 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:47 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:47 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:47 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:46:47 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:46:47 remove worker.pid",
        "2019/07/16 21:46:47 exiting",
        ""
      ]
    },
    {
      "test": "numpy_test",
      "params": {},
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 37.535009145736694,
      "total_seconds": 37.80603742599487,
      "stats": null,
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 12,
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 13,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 13,
        "Create()/fork-proc:ms.avg": 5,
        "Create()/fork-proc:ms.cnt": 5,
        "Create()/fresh-proc:ms.avg": 147,
        "Create()/fresh-proc:ms.cnt": 8,
        "Create()/make-root-fs:ms.avg": 226,
        "Create()/make-root-fs:ms.cnt": 13,
        "Create():ms.avg": 320,
        "Create():ms.cnt": 13,
        "Destroy()/detach-root:ms.avg": 0,
        "Destroy()/detach-root:ms.cnt": 13,
        "Destroy()/kill-procs:ms.avg": 1,
        "Destroy()/kill-procs:ms.cnt": 13,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 13,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 13,
        "Destroy():ms.avg": 1,
        "Destroy():ms.cnt": 22,
        "Pause():ms.avg": 3,
        "Pause():ms.cnt": 5,
        "Status():ms.avg": 0,
        "Status():ms.cnt": 7,
        "evict:ms.avg": 1,
        "evict:ms.cnt": 4,
        "fork():ms.avg": 5,
        "fork():ms.cnt": 5,
        "forkRequest:ms.avg": 5,
        "forkRequest:ms.cnt": 5,
        "move-to-cg-after-fork:ms.avg": 0,
        "move-to-cg-after-fork:ms.cnt": 5,
        "pip-install:ms.avg": 4530,
        "pip-install:ms.cnt": 7
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:47:24 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:47:24 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:47:24 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:47:24 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:47:24 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:47:24 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:47:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:47:24 remove worker.pid",
        "2019/07/16 21:47:24 exiting",
        ""
      ]
    },
    {
      "test": "sock_churn",
      "params": {
        "procs": 1,
        "seconds": 5,
        "fork": false,
        "baseline": 0
      },
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "sock",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-dir/registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 5.716368675231934,
      "total_seconds": 5.9381537437438965,
      "stats": {
        "sandboxes_per_sec": 5.2
      },
      "ol-stats": {
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 26,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 26,
        "Create()/fresh-proc:ms.avg": 142,
        "Create()/fresh-proc:ms.cnt": 26,
        "Create()/make-root-fs:ms.avg": 58,
        "Create()/make-root-fs:ms.cnt": 26,
        "Create():ms.avg": 201,
        "Create():ms.cnt": 26,
        "Destroy()/detach-root:ms.avg": 1,
        "Destroy()/detach-root:ms.cnt": 26,
        "Destroy()/kill-procs:ms.avg": 1,
        "Destroy()/kill-procs:ms.cnt": 26,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 26,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 26,
        "Destroy():ms.avg": 1,
        "Destroy():ms.cnt": 52
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:47:30 remove /sys/fs/cgroup/freezer/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:30 remove /sys/fs/cgroup/hugetlb/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:30 remove /sys/fs/cgroup/memory/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:30 remove /sys/fs/cgroup/perf_event/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:30 remove /sys/fs/cgroup/systemd/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:30 remove /sys/fs/cgroup/pids/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:30 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:47:30 remove worker.pid",
        "2019/07/16 21:47:30 exiting",
        ""
      ]
    },
    {
      "test": "sock_churn",
      "params": {
        "procs": 1,
        "seconds": 15,
        "fork": true,
        "baseline": 0
      },
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "sock",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-dir/registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 15.245673179626465,
      "total_seconds": 16.133750677108765,
      "stats": {
        "sandboxes_per_sec": 48.53333333333333
      },
      "ol-stats": {
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 729,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 729,
        "Create()/fork-proc:ms.avg": 6,
        "Create()/fork-proc:ms.cnt": 728,
        "Create()/fresh-proc:ms.avg": 137,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 2,
        "Create()/make-root-fs:ms.cnt": 729,
        "Create():ms.avg": 9,
        "Create():ms.cnt": 729,
        "Destroy()/detach-root:ms.avg": 1,
        "Destroy()/detach-root:ms.cnt": 729,
        "Destroy()/kill-procs:ms.avg": 1,
        "Destroy()/kill-procs:ms.cnt": 729,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 729,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 729,
        "Destroy():ms.avg": 0,
        "Destroy():ms.cnt": 2185,
        "fork():ms.avg": 6,
        "fork():ms.cnt": 728,
        "forkRequest:ms.avg": 5,
        "forkRequest:ms.cnt": 728,
        "move-to-cg-after-fork:ms.avg": 0,
        "move-to-cg-after-fork:ms.cnt": 728
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:47:46 remove /sys/fs/cgroup/freezer/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:46 remove /sys/fs/cgroup/hugetlb/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:46 remove /sys/fs/cgroup/memory/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:46 remove /sys/fs/cgroup/perf_event/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:46 remove /sys/fs/cgroup/systemd/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:46 remove /sys/fs/cgroup/pids/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:47:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:47:46 remove worker.pid",
        "2019/07/16 21:47:46 exiting",
        ""
      ]
    },
    {
      "test": "sock_churn",
      "params": {
        "procs": 15,
        "seconds": 15,
        "fork": true,
        "baseline": 0
      },
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "sock",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-dir/registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 15.334494352340698,
      "total_seconds": 15.557732105255127,
      "stats": {
        "sandboxes_per_sec": 45.13333333333333
      },
      "ol-stats": {
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 678,
        "Create()/acquire-mem:ms.avg": 86,
        "Create()/acquire-mem:ms.cnt": 678,
        "Create()/fork-proc:ms.avg": 37,
        "Create()/fork-proc:ms.cnt": 677,
        "Create()/fresh-proc:ms.avg": 135,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 8,
        "Create()/make-root-fs:ms.cnt": 678,
        "Create():ms.avg": 135,
        "Create():ms.cnt": 678,
        "Destroy()/detach-root:ms.avg": 3,
        "Destroy()/detach-root:ms.cnt": 678,
        "Destroy()/kill-procs:ms.avg": 5,
        "Destroy()/kill-procs:ms.cnt": 678,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 678,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 678,
        "Destroy():ms.avg": 8,
        "Destroy():ms.cnt": 2032,
        "fork():ms.avg": 37,
        "fork():ms.cnt": 677,
        "forkRequest:ms.avg": 8,
        "forkRequest:ms.cnt": 677,
        "move-to-cg-after-fork:ms.avg": 3,
        "move-to-cg-after-fork:ms.cnt": 677
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:48:02 remove /sys/fs/cgroup/freezer/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:02 remove /sys/fs/cgroup/hugetlb/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:02 remove /sys/fs/cgroup/memory/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:02 remove /sys/fs/cgroup/perf_event/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:02 remove /sys/fs/cgroup/systemd/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:02 remove /sys/fs/cgroup/pids/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:48:02 remove worker.pid",
        "2019/07/16 21:48:02 exiting",
        ""
      ]
    },
    {
      "test": "recursive_kill",
      "params": {
        "depth": 2
      },
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "sock",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-dir/registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 0.17846393585205078,
      "total_seconds": 0.5022690296173096,
      "stats": null,
      "ol-stats": {
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 2,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 2,
        "Create()/fork-proc:ms.avg": 4,
        "Create()/fork-proc:ms.cnt": 1,
        "Create()/fresh-proc:ms.avg": 139,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 4,
        "Create()/make-root-fs:ms.cnt": 2,
        "Create():ms.avg": 76,
        "Create():ms.cnt": 2,
        "Destroy()/detach-root:ms.avg": 1,
        "Destroy()/detach-root:ms.cnt": 2,
        "Destroy()/kill-procs:ms.avg": 0,
        "Destroy()/kill-procs:ms.cnt": 2,
        "Destroy()/recursive-kill:ms.avg": 1,
        "Destroy()/recursive-kill:ms.cnt": 2,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 2,
        "Destroy():ms.avg": 1,
        "Destroy():ms.cnt": 4,
        "Pause():ms.avg": 1,
        "Pause():ms.cnt": 1,
        "fork():ms.avg": 4,
        "fork():ms.cnt": 1,
        "forkRequest:ms.avg": 4,
        "forkRequest:ms.cnt": 1,
        "move-to-cg-after-fork:ms.avg": 0,
        "move-to-cg-after-fork:ms.cnt": 1
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/freezer/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/hugetlb/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/memory/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/perf_event/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/systemd/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/pids/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:48:03 remove worker.pid",
        "2019/07/16 21:48:03 exiting",
        ""
      ]
    },
    {
      "test": "recursive_kill",
      "params": {
        "depth": 10
      },
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "sock",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-dir/registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 0.32970523834228516,
      "total_seconds": 0.5603079795837402,
      "stats": null,
      "ol-stats": {
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 10,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 10,
        "Create()/fork-proc:ms.avg": 4,
        "Create()/fork-proc:ms.cnt": 9,
        "Create()/fresh-proc:ms.avg": 135,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 3,
        "Create()/make-root-fs:ms.cnt": 10,
        "Create():ms.avg": 21,
        "Create():ms.cnt": 10,
        "Destroy()/detach-root:ms.avg": 0,
        "Destroy()/detach-root:ms.cnt": 10,
        "Destroy()/kill-procs:ms.avg": 1,
        "Destroy()/kill-procs:ms.cnt": 10,
        "Destroy()/recursive-kill:ms.avg": 6,
        "Destroy()/recursive-kill:ms.cnt": 10,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 10,
        "Destroy():ms.avg": 4,
        "Destroy():ms.cnt": 20,
        "Pause():ms.avg": 0,
        "Pause():ms.cnt": 9,
        "fork():ms.avg": 4,
        "fork():ms.cnt": 9,
        "forkRequest:ms.avg": 3,
        "forkRequest:ms.cnt": 9,
        "move-to-cg-after-fork:ms.avg": 0,
        "move-to-cg-after-fork:ms.cnt": 9
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/freezer/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/hugetlb/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/memory/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/perf_event/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/systemd/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 remove /sys/fs/cgroup/pids/worker-sock-handlers [CGROUP POOL worker-sock-handlers]",
        "2019/07/16 21:48:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:48:03 remove worker.pid",
        "2019/07/16 21:48:03 exiting",
        ""
      ]
    },
    {
      "test": "update_code",
      "params": {},
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "registry_cache_ms": 3000,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/tmp/tmpe734kq3o",
        "docker_runtime": "",
        "pip_mirror": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 6.023782730102539,
      "total_seconds": 6.261471748352051,
      "stats": null,
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 3,
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 4,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 4,
        "Create()/fork-proc:ms.avg": 8,
        "Create()/fork-proc:ms.cnt": 3,
        "Create()/fresh-proc:ms.avg": 137,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 3,
        "Create()/make-root-fs:ms.cnt": 4,
        "Create():ms.avg": 44,
        "Create():ms.cnt": 4,
        "Destroy()/detach-root:ms.avg": 0,
        "Destroy()/detach-root:ms.cnt": 4,
        "Destroy()/kill-procs:ms.avg": 0,
        "Destroy()/kill-procs:ms.cnt": 4,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 4,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 4,
        "Destroy():ms.avg": 1,
        "Destroy():ms.cnt": 7,
        "Pause():ms.avg": 0,
        "Pause():ms.cnt": 1683,
        "Unpause():ms.avg": 0,
        "Unpause():ms.cnt": 1680,
        "fork():ms.avg": 8,
        "fork():ms.cnt": 3,
        "forkRequest:ms.avg": 6,
        "forkRequest:ms.cnt": 3,
        "move-to-cg-after-fork:ms.avg": 0,
        "move-to-cg-after-fork:ms.cnt": 3
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:48:09 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:09 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:09 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:09 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:09 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:09 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:48:09 remove worker.pid",
        "2019/07/16 21:48:09 exiting",
        ""
      ]
    },
    {
      "test": "stress_one_lambda",
      "params": {
        "procs": 1,
        "seconds": 15
      },
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 15.051084518432617,
      "total_seconds": 15.282848119735718,
      "stats": {
        "reqs_per_sec": 287.8666666666667
      },
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 3,
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 4,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 4,
        "Create()/fork-proc:ms.avg": 7,
        "Create()/fork-proc:ms.cnt": 3,
        "Create()/fresh-proc:ms.avg": 137,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 3,
        "Create()/make-root-fs:ms.cnt": 4,
        "Create():ms.avg": 43,
        "Create():ms.cnt": 4,
        "Destroy()/detach-root:ms.avg": 0,
        "Destroy()/detach-root:ms.cnt": 4,
        "Destroy()/kill-procs:ms.avg": 0,
        "Destroy()/kill-procs:ms.cnt": 4,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 4,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 4,
        "Destroy():ms.avg": 1,
        "Destroy():ms.cnt": 7,
        "Pause():ms.avg": 0,
        "Pause():ms.cnt": 4318,
        "Unpause():ms.avg": 0,
        "Unpause():ms.cnt": 4315,
        "fork():ms.avg": 7,
        "fork():ms.cnt": 3,
        "forkRequest:ms.avg": 6,
        "forkRequest:ms.cnt": 3,
        "move-to-cg-after-fork:ms.avg": 0,
        "move-to-cg-after-fork:ms.cnt": 3
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:48:25 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:25 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:25 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:25 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:25 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:25 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:25 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:48:25 remove worker.pid",
        "2019/07/16 21:48:25 exiting",
        ""
      ]
    },
    {
      "test": "stress_one_lambda",
      "params": {
        "procs": 2,
        "seconds": 15
      },
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 15.045939922332764,
      "total_seconds": 15.277762651443481,
      "stats": {
        "reqs_per_sec": 288.1333333333333
      },
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 3,
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 4,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 4,
        "Create()/fork-proc:ms.avg": 7,
        "Create()/fork-proc:ms.cnt": 3,
        "Create()/fresh-proc:ms.avg": 137,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 3,
        "Create()/make-root-fs:ms.cnt": 4,
        "Create():ms.avg": 43,
        "Create():ms.cnt": 4,
        "Destroy()/detach-root:ms.avg": 0,
        "Destroy()/detach-root:ms.cnt": 4,
        "Destroy()/kill-procs:ms.avg": 1,
        "Destroy()/kill-procs:ms.cnt": 4,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 4,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 4,
        "Destroy():ms.avg": 1,
        "Destroy():ms.cnt": 7,
        "Pause():ms.avg": 0,
        "Pause():ms.cnt": 3931,
        "Unpause():ms.avg": 0,
        "Unpause():ms.cnt": 3928,
        "fork():ms.avg": 7,
        "fork():ms.cnt": 3,
        "forkRequest:ms.avg": 6,
        "forkRequest:ms.cnt": 3,
        "move-to-cg-after-fork:ms.avg": 0,
        "move-to-cg-after-fork:ms.cnt": 3
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:48:40 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:40 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:40 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:40 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:40 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:40 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:40 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:48:40 remove worker.pid",
        "2019/07/16 21:48:40 exiting",
        ""
      ]
    },
    {
      "test": "stress_one_lambda",
      "params": {
        "procs": 8,
        "seconds": 15
      },
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/root/open-lambda/test-registry",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 15.063656091690063,
      "total_seconds": 15.293625831604004,
      "stats": {
        "reqs_per_sec": 267.8
      },
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 3,
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 4,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 4,
        "Create()/fork-proc:ms.avg": 10,
        "Create()/fork-proc:ms.cnt": 3,
        "Create()/fresh-proc:ms.avg": 135,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 3,
        "Create()/make-root-fs:ms.cnt": 4,
        "Create():ms.avg": 45,
        "Create():ms.cnt": 4,
        "Destroy()/detach-root:ms.avg": 0,
        "Destroy()/detach-root:ms.cnt": 4,
        "Destroy()/kill-procs:ms.avg": 0,
        "Destroy()/kill-procs:ms.cnt": 4,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 4,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 4,
        "Destroy():ms.avg": 1,
        "Destroy():ms.cnt": 7,
        "Pause():ms.avg": 0,
        "Pause():ms.cnt": 2927,
        "Unpause():ms.avg": 0,
        "Unpause():ms.cnt": 2924,
        "fork():ms.avg": 10,
        "fork():ms.cnt": 3,
        "forkRequest:ms.avg": 7,
        "forkRequest:ms.cnt": 3,
        "move-to-cg-after-fork:ms.avg": 2,
        "move-to-cg-after-fork:ms.cnt": 3
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:48:55 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:55 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:55 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:55 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:55 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:55 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:55 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:48:55 remove worker.pid",
        "2019/07/16 21:48:55 exiting",
        ""
      ]
    },
    {
      "test": "call_each_once_exec",
      "params": {
        "alloc_mb": 1,
        "lambda_count": 100
      },
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "registry_cache_ms": 5000,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/tmp/tmpfrypx510",
        "docker_runtime": "",
        "pip_mirror": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages"
      },
      "seconds": 2.469953775405884,
      "total_seconds": 2.816406011581421,
      "stats": {
        "reqs_per_sec": 40.486939371582835
      },
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 100,
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 101,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 101,
        "Create()/fork-proc:ms.avg": 7,
        "Create()/fork-proc:ms.cnt": 100,
        "Create()/fresh-proc:ms.avg": 137,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 0,
        "Create()/make-root-fs:ms.cnt": 101,
        "Create():ms.avg": 9,
        "Create():ms.cnt": 101,
        "Destroy()/detach-root:ms.avg": 0,
        "Destroy()/detach-root:ms.cnt": 101,
        "Destroy()/kill-procs:ms.avg": 0,
        "Destroy()/kill-procs:ms.cnt": 101,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 101,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 101,
        "Destroy():ms.avg": 0,
        "Destroy():ms.cnt": 275,
        "Pause():ms.avg": 5,
        "Pause():ms.cnt": 100,
        "evict:ms.avg": 0,
        "evict:ms.cnt": 74,
        "fork():ms.avg": 7,
        "fork():ms.cnt": 100,
        "forkRequest:ms.avg": 6,
        "forkRequest:ms.cnt": 100,
        "move-to-cg-after-fork:ms.avg": 0,
        "move-to-cg-after-fork:ms.cnt": 100
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:48:58 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:58 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:58 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:58 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:58 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:58 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:48:58 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:48:58 remove worker.pid",
        "2019/07/16 21:48:58 exiting",
        ""
      ]
    },
    {
      "test": "call_each_once_exec",
      "params": {
        "alloc_mb": 10,
        "lambda_count": 1000
      },
      "pass": true,
      "conf": {
        "sandbox": "sock",
        "import_cache_mb": 250,
        "worker_dir": "/root/open-lambda/test-dir/worker",
        "worker_port": "5000",
        "server_mode": "lambda",
        "import_cache_tree": "",
        "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
        "sandbox_config": {},
        "handler_cache_mb": 250,
        "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
        "limits": {
          "procs": 10,
          "installer_mem_mb": 200,
          "mem_mb": 50
        },
        "registry": "/tmp/tmp0btzkx4j",
        "docker_runtime": "",
        "pip_mirror": "",
        "registry_cache_ms": 5000
      },
      "seconds": 37.05884623527527,
      "total_seconds": 37.403871059417725,
      "stats": {
        "reqs_per_sec": 26.984194648558656
      },
      "ol-stats": {
        "Channel():ms.avg": 0,
        "Channel():ms.cnt": 1000,
        "Create()/acquire-cgroup:ms.avg": 0,
        "Create()/acquire-cgroup:ms.cnt": 1001,
        "Create()/acquire-mem:ms.avg": 0,
        "Create()/acquire-mem:ms.cnt": 1001,
        "Create()/fork-proc:ms.avg": 7,
        "Create()/fork-proc:ms.cnt": 1000,
        "Create()/fresh-proc:ms.avg": 187,
        "Create()/fresh-proc:ms.cnt": 1,
        "Create()/make-root-fs:ms.avg": 1,
        "Create()/make-root-fs:ms.cnt": 1001,
        "Create():ms.avg": 10,
        "Create():ms.cnt": 1001,
        "Destroy()/detach-root:ms.avg": 0,
        "Destroy()/detach-root:ms.cnt": 1001,
        "Destroy()/kill-procs:ms.avg": 2,
        "Destroy()/kill-procs:ms.cnt": 1001,
        "Destroy()/recursive-kill:ms.avg": 0,
        "Destroy()/recursive-kill:ms.cnt": 1001,
        "Destroy()/remove-root:ms.avg": 0,
        "Destroy()/remove-root:ms.cnt": 1001,
        "Destroy():ms.avg": 0,
        "Destroy():ms.cnt": 2993,
        "Pause():ms.avg": 12,
        "Pause():ms.cnt": 1000,
        "evict:ms.avg": 2,
        "evict:ms.cnt": 992,
        "fork():ms.avg": 7,
        "fork():ms.cnt": 1000,
        "forkRequest:ms.avg": 6,
        "forkRequest:ms.cnt": 1000,
        "move-to-cg-after-fork:ms.avg": 1,
        "move-to-cg-after-fork:ms.cnt": 1000
      },
      "errors": [],
      "worker_tail": [
        "2019/07/16 21:49:36 remove /sys/fs/cgroup/freezer/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:49:36 remove /sys/fs/cgroup/hugetlb/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:49:36 remove /sys/fs/cgroup/memory/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:49:36 remove /sys/fs/cgroup/perf_event/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:49:36 remove /sys/fs/cgroup/systemd/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:49:36 remove /sys/fs/cgroup/pids/worker-handler-sandboxes [CGROUP POOL worker-handler-sandboxes]",
        "2019/07/16 21:49:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
        "2019/07/16 21:49:36 remove worker.pid",
        "2019/07/16 21:49:36 exiting",
        ""
      ]
    }
  ],
  "passed": 18,
  "failed": 0,
  "seconds": 337.8113486766815
}