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": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "import_cache_tree": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    },
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "sandbox": "sock"
  },
  "seconds": 2.1926913261413574,
  "total_seconds": 2.307835340499878,
  "stats": {
    "pings_per_sec": 456.0649579062112
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:43:26 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:26 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:26 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:26 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:26 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:26 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:26 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:43:26 remove worker.pid",
    "2020/03/24 21:43:26 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": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "import_cache_tree": "",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    },
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "sandbox": "sock"
  },
  "seconds": 10.156922578811646,
  "total_seconds": 10.396739959716797,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 288,
    "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": 287,
    "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": 2525,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 127,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 9,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1251,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2525
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:43:36 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:36 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:36 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:36 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:36 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:36 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:36 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:43:36 remove worker.pid",
    "2020/03/24 21:43:36 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": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 6.151318550109863,
  "total_seconds": 6.386937618255615,
  "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": 6,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 1529,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 45,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 4,
    "forkRequest.ms-avg": 5,
    "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": 953,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1529
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:43:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:43:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:43:43 remove worker.pid",
    "2020/03/24 21:43:43 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
PUSH conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
install_tests
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "install_tests",
  "params": {},
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "import_cache_tree": "",
    "features": {
      "import_cache": false,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    },
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "pip_mirror": "",
    "docker_runtime": "",
    "sandbox": "docker"
  },
  "seconds": 19.2278995513916,
  "total_seconds": 20.254516124725342,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 815,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 262,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 4796,
    "Pause().cnt": 4,
    "Pause().ms-avg": 29,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 2338,
    "web-request.cnt": 4,
    "web-request.ms-avg": 4796
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:44:02 Kill function: install",
    "2020/03/24 21:44:02 Destroy() [SB 6]",
    "2020/03/24 21:44:02 Kill function: install2",
    "2020/03/24 21:44:02 Destroy() [SB 7]",
    "2020/03/24 21:44:03 Kill function: install3",
    "2020/03/24 21:44:03 Destroy() [SB 9]",
    "2020/03/24 21:44:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:44:03 remove worker.pid",
    "2020/03/24 21:44:03 exiting",
    ""
  ]
}
POP conf: {'sandbox': 'docker', 'features': {'import_cache': False}}
========================================
fork_bomb
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "fork_bomb",
  "params": {},
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 0.1954951286315918,
  "total_seconds": 0.42824268341064453,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 1,
    "Channel().ms-avg": 0,
    "Create().cnt": 2,
    "Create().ms-avg": 77,
    "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": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "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": 191,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 11,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "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": 20,
    "web-request.cnt": 1,
    "web-request.ms-avg": 191
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:44:03 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:03 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:03 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:03 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:03 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:03 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:03 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:44:03 remove worker.pid",
    "2020/03/24 21:44:03 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": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 0.8518521785736084,
  "total_seconds": 1.0836670398712158,
  "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": 848,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 688,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 3,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 848
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:44:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:44:04 remove worker.pid",
    "2020/03/24 21:44:04 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": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 38.4843909740448,
  "total_seconds": 38.74885296821594,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 12,
    "Channel().ms-avg": 0,
    "Create().cnt": 13,
    "Create().ms-avg": 120,
    "Create()/acquire-cgroup.cnt": 13,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 13,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 8,
    "Create()/fresh-proc.ms-avg": 153,
    "Create()/make-root-fs.cnt": 13,
    "Create()/make-root-fs.ms-avg": 23,
    "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": 1,
    "Destroy()/remove-root.cnt": 13,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 7693,
    "Pause().cnt": 10,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 338,
    "Unpause().cnt": 4,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 5,
    "childExit().ms-avg": 0,
    "fork().cnt": 5,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 5,
    "forkRequest.ms-avg": 5,
    "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": 2,
    "pull-package.cnt": 7,
    "pull-package.ms-avg": 5169,
    "web-request.cnt": 5,
    "web-request.ms-avg": 7693
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:44:43 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:43 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:43 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:43 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:43 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:43 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:43 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:44:43 remove worker.pid",
    "2020/03/24 21:44:43 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
========================================
sock_churn {'baseline': 0, 'fork': False, 'procs': 1, 'seconds': 5}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": false,
    "procs": 1,
    "seconds": 5
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "sock",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 5.189429044723511,
  "total_seconds": 5.317831039428711,
  "stats": {
    "sandboxes_per_sec": 6.6
  },
  "ol-stats": {
    "Create().cnt": 33,
    "Create().ms-avg": 140,
    "Create()/acquire-cgroup.cnt": 33,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 33,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 33,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 33,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 66,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 33,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 33,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 33,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 50,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:44:48 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:48 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:48 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:48 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:48 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:48 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:48 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:44:48 remove worker.pid",
    "2020/03/24 21:44:48 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'procs': 1, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "procs": 1,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "sock",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 10.255642652511597,
  "total_seconds": 10.491556644439697,
  "stats": {
    "sandboxes_per_sec": 43.8
  },
  "ol-stats": {
    "Create().cnt": 439,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 439,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 439,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 438,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 134,
    "Create()/make-root-fs.cnt": 439,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 877,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 439,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 439,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 439,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 438,
    "childExit().ms-avg": 0,
    "fork().cnt": 438,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 438,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 456,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 438,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:44:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:44:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:44:59 remove worker.pid",
    "2020/03/24 21:44:59 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'fork': True, 'procs': 15, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "fork": true,
    "procs": 15,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "sock",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 10.327715873718262,
  "total_seconds": 10.555171728134155,
  "stats": {
    "sandboxes_per_sec": 45.2
  },
  "ol-stats": {
    "Create().cnt": 453,
    "Create().ms-avg": 82,
    "Create()/acquire-cgroup.cnt": 453,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 453,
    "Create()/acquire-mem.ms-avg": 15,
    "Create()/fork-proc.cnt": 452,
    "Create()/fork-proc.ms-avg": 61,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 135,
    "Create()/make-root-fs.cnt": 453,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 905,
    "Destroy().ms-avg": 49,
    "Destroy()/detach-root.cnt": 453,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 453,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 453,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 452,
    "childExit().ms-avg": 58,
    "fork().cnt": 452,
    "fork().ms-avg": 61,
    "forkRequest.cnt": 452,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 470,
    "fresh-cgroup.ms-avg": 4,
    "move-to-cg-after-fork.cnt": 452,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:45:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:45:09 remove worker.pid",
    "2020/03/24 21:45:09 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'procs': 1, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "procs": 1,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "sock",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 10.867662906646729,
  "total_seconds": 11.20292043685913,
  "stats": {
    "sandboxes_per_sec": 41.8
  },
  "ol-stats": {
    "Create().cnt": 451,
    "Create().ms-avg": 6,
    "Create()/acquire-cgroup.cnt": 451,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 451,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 450,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 451,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 869,
    "Destroy().ms-avg": 0,
    "Destroy()/detach-root.cnt": 451,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 451,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 451,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 450,
    "childExit().ms-avg": 0,
    "fork().cnt": 450,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 450,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 468,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 450,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:45:21 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:21 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:21 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:21 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:21 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:21 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:21 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:45:21 remove worker.pid",
    "2020/03/24 21:45:21 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'fork': True, 'procs': 15, 'seconds': 10}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "fork": true,
    "procs": 15,
    "seconds": 10
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "sock",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 11.076742172241211,
  "total_seconds": 11.42623519897461,
  "stats": {
    "sandboxes_per_sec": 41.2
  },
  "ol-stats": {
    "Create().cnt": 445,
    "Create().ms-avg": 137,
    "Create()/acquire-cgroup.cnt": 445,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 445,
    "Create()/acquire-mem.ms-avg": 77,
    "Create()/fork-proc.cnt": 444,
    "Create()/fork-proc.ms-avg": 56,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 151,
    "Create()/make-root-fs.cnt": 445,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 857,
    "Destroy().ms-avg": 50,
    "Destroy()/detach-root.cnt": 445,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 445,
    "Destroy()/kill-procs.ms-avg": 12,
    "Destroy()/remove-root.cnt": 445,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 444,
    "childExit().ms-avg": 60,
    "fork().cnt": 444,
    "fork().ms-avg": 56,
    "forkRequest.cnt": 444,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 462,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 444,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:45:32 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:32 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:32 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:32 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:32 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:32 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:32 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:45:32 remove worker.pid",
    "2020/03/24 21:45:32 exiting",
    ""
  ]
}
POP conf: {'mem_pool_mb': 500, 'server_mode': 'sock'}
PUSH conf: {'registry': '/tmp/tmplzf7h389', 'registry_cache_ms': 3000}
========================================
update_code
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "update_code",
  "params": {},
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "import_cache_tree": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    },
    "worker_port": "5000",
    "registry_cache_ms": 3000,
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/tmp/tmplzf7h389",
    "pip_mirror": "",
    "docker_runtime": "",
    "sandbox": "sock"
  },
  "seconds": 6.033695459365845,
  "total_seconds": 6.375335693359375,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 46,
    "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": 145,
    "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": 1710,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1713,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1710,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1709,
    "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": 1710,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:45:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:45:38 remove worker.pid",
    "2020/03/24 21:45:38 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmplzf7h389', 'registry_cache_ms': 3000}
PUSH conf: {'registry': '/root/open-lambda/test-registry'}
========================================
stress_one_lambda {'procs': 1, 'seconds': 15}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "stress_one_lambda",
  "params": {
    "procs": 1,
    "seconds": 15
  },
  "pass": true,
  "conf": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 15.043354272842407,
  "total_seconds": 15.27359938621521,
  "stats": {
    "reqs_per_sec": 287.8666666666667
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "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": 4,
    "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": 4318,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4321,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4318,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4317,
    "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": 4318,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:45:54 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:54 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:54 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:54 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:54 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:54 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:45:54 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:45:54 remove worker.pid",
    "2020/03/24 21:45:54 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": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 15.04396939277649,
  "total_seconds": 15.274026870727539,
  "stats": {
    "reqs_per_sec": 284.1333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 44,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 140,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 4,
    "Destroy().ms-avg": 4,
    "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": 4262,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 3790,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4262,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3786,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "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": 4262,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:46:09 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:09 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:09 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:09 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:09 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:09 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:09 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:46:09 remove worker.pid",
    "2020/03/24 21:46:09 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": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": false
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 15.066188335418701,
  "total_seconds": 15.297616243362427,
  "stats": {
    "reqs_per_sec": 256.73333333333335
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 8,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 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": 0,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 3851,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 3025,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3851,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 3021,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 1,
    "fork().cnt": 3,
    "fork().ms-avg": 8,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 8,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 3851,
    "web-request.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:46:24 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:24 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:24 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:24 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:24 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:24 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:24 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:46:24 remove worker.pid",
    "2020/03/24 21:46:24 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmpo4_1zz65'}
========================================
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": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "import_cache_tree": "",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "memory": false,
      "package": false,
      "evictor": false
    },
    "worker_port": "5000",
    "registry_cache_ms": 5000,
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/tmp/tmpo4_1zz65",
    "pip_mirror": "",
    "docker_runtime": "",
    "sandbox": "sock"
  },
  "seconds": 2.8164830207824707,
  "total_seconds": 3.3079168796539307,
  "stats": {
    "reqs_per_sec": 35.50564921318869
  },
  "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": 139,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 155,
    "Destroy().ms-avg": 3,
    "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": 24,
    "Pause().cnt": 200,
    "Pause().ms-avg": 8,
    "ServeHTTP.cnt": 100,
    "ServeHTTP.ms-avg": 6,
    "Unpause().cnt": 99,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 100,
    "childExit().ms-avg": 2,
    "evict.cnt": 54,
    "evict.ms-avg": 9,
    "fork().cnt": 100,
    "fork().ms-avg": 5,
    "forkRequest.cnt": 100,
    "forkRequest.ms-avg": 4,
    "fresh-cgroup.cnt": 70,
    "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": 2,
    "web-request.cnt": 100,
    "web-request.ms-avg": 24
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:46:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:46:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:46:28 remove worker.pid",
    "2020/03/24 21:46:28 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpo4_1zz65'}
PUSH conf: {'registry': '/tmp/tmpt6en112d'}
========================================
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": {
    "mem_pool_mb": 500,
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "features": {
      "import_cache": true,
      "downsize_paused_mem": true,
      "reuse_cgroups": true
    },
    "import_cache_tree": "",
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "limits": {
      "swappiness": 0,
      "installer_mem_mb": 250,
      "procs": 10,
      "mem_mb": 50
    },
    "server_mode": "lambda",
    "trace": {
      "cgroups": false,
      "package": false,
      "memory": false,
      "evictor": false
    },
    "worker_port": "5000",
    "storage": {
      "code": "",
      "scratch": "",
      "root": "private"
    },
    "sandbox_config": {},
    "registry": "/tmp/tmpt6en112d",
    "docker_runtime": "",
    "registry_cache_ms": 5000,
    "pip_mirror": "",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "sandbox": "sock"
  },
  "seconds": 42.32595658302307,
  "total_seconds": 42.87715029716492,
  "stats": {
    "reqs_per_sec": 23.62617923492057
  },
  "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": 141,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1981,
    "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": 7,
    "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": 2,
    "evict.cnt": 980,
    "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": 38
  },
  "errors": [],
  "worker_tail": [
    "2020/03/24 21:47:10 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:47:10 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:47:10 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:47:10 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:47:10 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:47:10 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2020/03/24 21:47:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2020/03/24 21:47:11 remove worker.pid",
    "2020/03/24 21:47:11 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpt6en112d'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0