python3 -u test.py
RUN ./ol new -p=test-dir
PUSH conf: {'limits': {'installer_mem_mb': 250}}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
ping_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "ping_test",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 2.124081611633301,
  "total_seconds": 2.3519461154937744,
  "stats": {
    "pings_per_sec": 470.7961951559099
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:42:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:42:41 remove worker.pid",
    "2020/07/01 21:42:41 exiting",
    ""
  ]
}
PUSH conf: {'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 9.972831726074219,
  "total_seconds": 10.210050821304321,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 296,
    "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": 294,
    "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": 2484,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 71,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 11,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1254,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2484
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:42:51 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:51 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:51 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:51 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:51 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:51 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:51 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:42:51 remove worker.pid",
    "2020/07/01 21:42:51 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}}
PUSH conf: {'mem_pool_mb': 500}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 6.03802490234375,
  "total_seconds": 6.274045705795288,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 11,
    "Create().ms-avg": 93,
    "Create()/acquire-cgroup.cnt": 11,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 11,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 4,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 138,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 2,
    "Destroy()/detach-root.cnt": 11,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 11,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 11,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 1501,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 43,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 28,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 4,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 937,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1501
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:42:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:42:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:42:57 remove worker.pid",
    "2020/07/01 21:42:57 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "sandbox_config": {},
    "sandbox": "docker"
  },
  "seconds": 19.208794832229614,
  "total_seconds": 20.232267141342163,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 869,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 226,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4789,
    "Pause().cnt": 4,
    "Pause().ms-avg": 28,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2244,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4789
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:43:17 Kill function: install2",
    "2020/07/01 21:43:17 Destroy() [SB 7]",
    "2020/07/01 21:43:17 Kill function: install3",
    "2020/07/01 21:43:17 Destroy() [SB 9]",
    "2020/07/01 21:43:17 Kill function: echo",
    "2020/07/01 21:43:17 Destroy() [SB 0]",
    "2020/07/01 21:43:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:43:17 remove worker.pid",
    "2020/07/01 21:43:17 exiting",
    ""
  ]
}
POP conf: {'features': {'import_cache': False}, 'sandbox': 'docker'}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 0.17985749244689941,
  "total_seconds": 0.4122910499572754,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "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": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "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": 176,
    "Pause().cnt": 2,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 12,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 5,
    "web-request.cnt": 1,
    "web-request.ms-avg": 176
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:43:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:43:18 remove worker.pid",
    "2020/07/01 21:43:18 exiting",
    ""
  ]
}
========================================
max_mem_alloc
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "max_mem_alloc",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 0.8106083869934082,
  "total_seconds": 1.0445363521575928,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 76,
    "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": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "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": 806,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 647,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 806
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:43:19 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:19 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:19 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:19 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:19 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:19 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:19 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:43:19 remove worker.pid",
    "2020/07/01 21:43:19 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 27.133792638778687,
  "total_seconds": 27.380298376083374,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 154,
    "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": 8,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 161,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 51,
    "Destroy().cnt": 13,
    "Destroy().ms-avg": 3,
    "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": 5423,
    "Pause().cnt": 10,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 275,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 30,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 30,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 3504,
    "web-request.cnt": 5,
    "web-request.ms-avg": 5423
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:43:46 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:46 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:46 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:46 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:46 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:46 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:46 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:43:46 remove worker.pid",
    "2020/07/01 21:43:46 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
========================================
sock_churn {'fork': False, 'procs': 1, 'baseline': 0, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": false,
    "procs": 1,
    "baseline": 0,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-dir/registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 5.1092798709869385,
  "total_seconds": 5.332376003265381,
  "stats": {
    "sandboxes_per_sec": 6.4
  },
  "ol-stats": {
    "Create().cnt": 32,
    "Create().ms-avg": 141,
    "Create()/acquire-cgroup.cnt": 32,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 32,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 32,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 32,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 64,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 32,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 32,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 32,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 49,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:43:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:43:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:43:52 remove worker.pid",
    "2020/07/01 21:43:52 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'baseline': 0, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "baseline": 0,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-dir/registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 10.171374559402466,
  "total_seconds": 10.40593433380127,
  "stats": {
    "sandboxes_per_sec": 45.6
  },
  "ol-stats": {
    "Create().cnt": 457,
    "Create().ms-avg": 10,
    "Create()/acquire-cgroup.cnt": 457,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 457,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 456,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 133,
    "Create()/make-root-fs.cnt": 457,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 913,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 457,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 457,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 457,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 456,
    "childExit().ms-avg": 0,
    "fork().cnt": 456,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 456,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 474,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 456,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:44:02 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:02 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:02 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:02 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:02 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:02 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:02 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:44:02 remove worker.pid",
    "2020/07/01 21:44:02 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'baseline': 0, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "baseline": 0,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-dir/registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 10.332303285598755,
  "total_seconds": 10.559876203536987,
  "stats": {
    "sandboxes_per_sec": 46.4
  },
  "ol-stats": {
    "Create().cnt": 465,
    "Create().ms-avg": 80,
    "Create()/acquire-cgroup.cnt": 465,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 465,
    "Create()/acquire-mem.ms-avg": 18,
    "Create()/fork-proc.cnt": 464,
    "Create()/fork-proc.ms-avg": 59,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 132,
    "Create()/make-root-fs.cnt": 465,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 929,
    "Destroy().ms-avg": 52,
    "Destroy()/detach-root.cnt": 465,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 465,
    "Destroy()/kill-procs.ms-avg": 15,
    "Destroy()/remove-root.cnt": 465,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 464,
    "childExit().ms-avg": 60,
    "fork().cnt": 464,
    "fork().ms-avg": 59,
    "forkRequest.cnt": 464,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 482,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 464,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:44:13 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:13 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:13 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:13 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:13 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:13 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:13 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:44:13 remove worker.pid",
    "2020/07/01 21:44:13 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 1, 'baseline': 32, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 1,
    "baseline": 32,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-dir/registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 10.782145977020264,
  "total_seconds": 11.149550199508667,
  "stats": {
    "sandboxes_per_sec": 45.8
  },
  "ol-stats": {
    "Create().cnt": 491,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 491,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 491,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 490,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 491,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 949,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 491,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 491,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 491,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 490,
    "childExit().ms-avg": 0,
    "fork().cnt": 490,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 490,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 508,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 490,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:44:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:44:24 remove worker.pid",
    "2020/07/01 21:44:24 exiting",
    ""
  ]
}
========================================
sock_churn {'fork': True, 'procs': 15, 'baseline': 32, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "fork": true,
    "procs": 15,
    "baseline": 32,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "sock",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-dir/registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 11.021687030792236,
  "total_seconds": 11.47524905204773,
  "stats": {
    "sandboxes_per_sec": 41.7
  },
  "ol-stats": {
    "Create().cnt": 450,
    "Create().ms-avg": 132,
    "Create()/acquire-cgroup.cnt": 450,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 450,
    "Create()/acquire-mem.ms-avg": 73,
    "Create()/fork-proc.cnt": 449,
    "Create()/fork-proc.ms-avg": 56,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 147,
    "Create()/make-root-fs.cnt": 450,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 867,
    "Destroy().ms-avg": 49,
    "Destroy()/detach-root.cnt": 450,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 450,
    "Destroy()/kill-procs.ms-avg": 10,
    "Destroy()/remove-root.cnt": 450,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 449,
    "childExit().ms-avg": 60,
    "fork().cnt": 449,
    "fork().ms-avg": 56,
    "forkRequest.cnt": 449,
    "forkRequest.ms-avg": 9,
    "fresh-cgroup.cnt": 467,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 449,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:44:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:44:35 remove worker.pid",
    "2020/07/01 21:44:35 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpvx0ig8l8'}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "pip_mirror": "",
    "registry_cache_ms": 3000,
    "server_mode": "lambda",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/tmp/tmpvx0ig8l8",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 6.0301408767700195,
  "total_seconds": 6.276241779327393,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 47,
    "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": 156,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1738,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1741,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1738,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1737,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 1738,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:44:41 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:41 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:41 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:41 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:41 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:41 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:41 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:44:41 remove worker.pid",
    "2020/07/01 21:44:41 exiting",
    ""
  ]
}
POP conf: {'registry_cache_ms': 3000, 'registry': '/tmp/tmpvx0ig8l8'}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'procs': 1, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 1,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 15.040331840515137,
  "total_seconds": 15.271369695663452,
  "stats": {
    "reqs_per_sec": 292.06666666666666
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4381,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4384,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4381,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4380,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4381,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:44:57 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:57 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:57 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:57 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:57 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:57 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:44:57 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:44:57 remove worker.pid",
    "2020/07/01 21:44:57 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 2, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 2,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 15.046081781387329,
  "total_seconds": 15.279855728149414,
  "stats": {
    "reqs_per_sec": 290.0
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "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": 137,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 4,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 4,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4350,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3893,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4350,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3889,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4350,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:45:12 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:12 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:12 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:12 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:12 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:12 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:12 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:45:12 remove worker.pid",
    "2020/07/01 21:45:12 exiting",
    ""
  ]
}
========================================
stress_one_lambda {'procs': 8, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 8,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/root/open-lambda/test-registry",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 15.06716251373291,
  "total_seconds": 15.297155618667603,
  "stats": {
    "reqs_per_sec": 267.93333333333334
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 43,
    "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": 136,
    "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": 1,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4019,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3079,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4019,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3075,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 4019,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:45:27 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:27 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:27 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:27 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:27 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:27 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:27 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:45:27 remove worker.pid",
    "2020/07/01 21:45:27 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpdfx90lrm'}
========================================
call_each_once_exec {'alloc_mb': 1, 'lambda_count': 100}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 1,
    "lambda_count": 100
  },
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "worker_port": "5000",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/tmp/tmpdfx90lrm",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 2.909883499145508,
  "total_seconds": 3.346752405166626,
  "stats": {
    "reqs_per_sec": 34.36592700612946
  },
  "ol-stats": {
    "Channel().cnt": 100,
    "Channel().ms-avg": 0,
    "Create().cnt": 101,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 101,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 101,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 100,
    "Create()/fork-proc.ms-avg": 5,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 156,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 25,
    "Pause().cnt": 200,
    "Pause().ms-avg": 10,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 4,
    "evict.cnt": 55,
    "evict.ms-avg": 11,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 66,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 100,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 100,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 25
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:45:31 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:31 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:31 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:31 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:31 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:31 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:45:31 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:45:31 remove worker.pid",
    "2020/07/01 21:45:31 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpdfx90lrm'}
PUSH conf: {'registry': '/tmp/tmpq8r4ucsd'}
========================================
call_each_once_exec {'alloc_mb': 10, 'lambda_count': 1000}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "call_each_once_exec",
  "params": {
    "alloc_mb": 10,
    "lambda_count": 1000
  },
  "pass": true,
  "conf": {
    "trace": {
      "evictor": false,
      "package": false,
      "memory": false,
      "cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "pip_mirror": "",
    "registry_cache_ms": 5000,
    "server_mode": "lambda",
    "features": {
      "downsize_paused_mem": true,
      "import_cache": true,
      "reuse_cgroups": true
    },
    "import_cache_tree": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "mem_pool_mb": 500,
    "docker_runtime": "",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "registry": "/tmp/tmpq8r4ucsd",
    "storage": {
      "scratch": "",
      "code": "",
      "root": "private"
    },
    "limits": {
      "procs": 10,
      "installer_mem_mb": 250,
      "mem_mb": 50,
      "swappiness": 0
    },
    "worker_port": "5000",
    "sandbox_config": {},
    "sandbox": "sock"
  },
  "seconds": 42.90974259376526,
  "total_seconds": 43.51682758331299,
  "stats": {
    "reqs_per_sec": 23.304759290925467
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 7,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1980,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 6,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 38,
    "Pause().cnt": 2000,
    "Pause().ms-avg": 9,
    "ServeHTTP.cnt": 1000,
    "ServeHTTP.ms-avg": 19,
    "Unpause().cnt": 999,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 1000,
    "childExit().ms-avg": 3,
    "evict.cnt": 979,
    "evict.ms-avg": 11,
    "fork().cnt": 1000,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1000,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 40,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1000,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1000,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1000,
    "web-request.ms-avg": 39
  },
  "errors": [],
  "worker_tail": [
    "2020/07/01 21:46:14 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:46:14 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:46:14 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:46:14 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:46:14 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:46:14 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/07/01 21:46:14 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/07/01 21:46:14 remove worker.pid",
    "2020/07/01 21:46:14 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpq8r4ucsd'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0