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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "sandbox": "sock"
  },
  "seconds": 2.126893997192383,
  "total_seconds": 2.363346815109253,
  "stats": {
    "pings_per_sec": 470.17355141497524
  },
  "ol-stats": {
    "fresh-cgroup.cnt": 17,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:43:17 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:17 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:17 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:17 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:17 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:17 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:17 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:43:17 remove worker.pid",
    "2021/02/17 21:43:17 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "sandbox": "sock"
  },
  "seconds": 10.524787187576294,
  "total_seconds": 10.764963865280151,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 287,
    "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": 285,
    "Create()/make-root-fs.cnt": 10,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 3,
    "Destroy()/detach-root.cnt": 10,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 10,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 10,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 2620,
    "Pause().cnt": 4,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 157,
    "fresh-cgroup.cnt": 27,
    "fresh-cgroup.ms-avg": 0,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 6,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1298,
    "web-request.cnt": 4,
    "web-request.ms-avg": 2620
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:43:28 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:28 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:28 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:28 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:28 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:28 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:28 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:43:28 remove worker.pid",
    "2021/02/17 21:43:28 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 6.475458145141602,
  "total_seconds": 6.71469259262085,
  "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": 5,
    "Create()/fresh-proc.cnt": 7,
    "Create()/fresh-proc.ms-avg": 139,
    "Create()/make-root-fs.cnt": 11,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 11,
    "Destroy().ms-avg": 3,
    "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": 1610,
    "Pause().cnt": 8,
    "Pause().ms-avg": 4,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 44,
    "Unpause().cnt": 3,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 4,
    "childExit().ms-avg": 0,
    "fork().cnt": 4,
    "fork().ms-avg": 5,
    "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": 1007,
    "web-request.cnt": 4,
    "web-request.ms-avg": 1611
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:43:35 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:35 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:35 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:35 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:35 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:35 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:35 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:43:35 remove worker.pid",
    "2021/02/17 21:43:35 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": false
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "sandbox": "docker"
  },
  "seconds": 15.690382242202759,
  "total_seconds": 17.120742559432983,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 10,
    "Channel().ms-avg": 0,
    "Create().cnt": 10,
    "Create().ms-avg": 861,
    "Destroy().cnt": 10,
    "Destroy().ms-avg": 276,
    "LambdaFunc.Invoke.cnt": 4,
    "LambdaFunc.Invoke.ms-avg": 3911,
    "Pause().cnt": 4,
    "Pause().ms-avg": 30,
    "ServeHTTP.cnt": 4,
    "ServeHTTP.ms-avg": 1,
    "pull-lambda.cnt": 4,
    "pull-lambda.ms-avg": 1,
    "pull-package.cnt": 6,
    "pull-package.ms-avg": 1732,
    "web-request.cnt": 4,
    "web-request.ms-avg": 3911
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:43:51 Kill function: install",
    "2021/02/17 21:43:51 Destroy() [SB 6]",
    "2021/02/17 21:43:51 Kill function: install2",
    "2021/02/17 21:43:51 Destroy() [SB 7]",
    "2021/02/17 21:43:51 Kill function: install3",
    "2021/02/17 21:43:51 Destroy() [SB 9]",
    "2021/02/17 21:43:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:43:52 remove worker.pid",
    "2021/02/17 21:43:52 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 0.17932891845703125,
  "total_seconds": 0.4141523838043213,
  "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": 175,
    "Pause().cnt": 2,
    "Pause().ms-avg": 3,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 13,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 8,
    "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": 1,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 2,
    "web-request.cnt": 1,
    "web-request.ms-avg": 175
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:43:52 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:52 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:52 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:52 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:52 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:52 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:52 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:43:52 remove worker.pid",
    "2021/02/17 21:43:52 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 0.8689262866973877,
  "total_seconds": 1.102839469909668,
  "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": 6,
    "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": 865,
    "Pause().cnt": 2,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 1,
    "ServeHTTP.ms-avg": 694,
    "childExit().cnt": 1,
    "childExit().ms-avg": 0,
    "fork().cnt": 1,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 1,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 19,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 1,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 1,
    "pull-lambda.ms-avg": 10,
    "web-request.cnt": 1,
    "web-request.ms-avg": 865
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:43:53 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:53 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:53 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:53 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:53 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:53 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:43:53 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:43:53 remove worker.pid",
    "2021/02/17 21:43:53 exiting",
    ""
  ]
}
PUSH conf: {'mem_pool_mb': 500}
========================================
numpy_test
========================================
RUN ./ol worker -p=test-dir --detach
{'result': 15, 'version': '1.19.5'}
RUN ./ol kill -p=test-dir
{
  "test": "numpy_test",
  "params": {},
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 39.29046583175659,
  "total_seconds": 39.571757555007935,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 13,
    "Channel().ms-avg": 0,
    "Create().cnt": 14,
    "Create().ms-avg": 97,
    "Create()/acquire-cgroup.cnt": 14,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 14,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 5,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 9,
    "Create()/fresh-proc.ms-avg": 145,
    "Create()/make-root-fs.cnt": 14,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 14,
    "Destroy().ms-avg": 4,
    "Destroy()/detach-root.cnt": 14,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 14,
    "Destroy()/kill-procs.ms-avg": 2,
    "Destroy()/remove-root.cnt": 14,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 5,
    "LambdaFunc.Invoke.ms-avg": 7854,
    "Pause().cnt": 10,
    "Pause().ms-avg": 5,
    "ServeHTTP.cnt": 5,
    "ServeHTTP.ms-avg": 460,
    "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": 31,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 5,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 5,
    "pull-lambda.ms-avg": 2,
    "pull-package.cnt": 8,
    "pull-package.ms-avg": 4591,
    "web-request.cnt": 5,
    "web-request.ms-avg": 7854
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:44:33 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:33 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:33 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:33 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:33 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:33 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:33 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:44:33 remove worker.pid",
    "2021/02/17 21:44:33 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 {'baseline': 0, 'procs': 1, 'seconds': 5, 'fork': False}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 1,
    "seconds": 5,
    "fork": false
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox": "sock",
    "server_mode": "sock",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 5.120047330856323,
  "total_seconds": 5.34341025352478,
  "stats": {
    "sandboxes_per_sec": 6.0
  },
  "ol-stats": {
    "Create().cnt": 30,
    "Create().ms-avg": 150,
    "Create()/acquire-cgroup.cnt": 30,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 30,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fresh-proc.cnt": 30,
    "Create()/fresh-proc.ms-avg": 145,
    "Create()/make-root-fs.cnt": 30,
    "Create()/make-root-fs.ms-avg": 4,
    "Destroy().cnt": 60,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 30,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 30,
    "Destroy()/kill-procs.ms-avg": 1,
    "Destroy()/remove-root.cnt": 30,
    "Destroy()/remove-root.ms-avg": 0,
    "fresh-cgroup.cnt": 47,
    "fresh-cgroup.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:44:38 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:38 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:38 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:38 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:38 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:38 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:38 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:44:38 remove worker.pid",
    "2021/02/17 21:44:38 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'procs': 1, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 1,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox": "sock",
    "server_mode": "sock",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 10.193974494934082,
  "total_seconds": 10.430459260940552,
  "stats": {
    "sandboxes_per_sec": 41.4
  },
  "ol-stats": {
    "Create().cnt": 415,
    "Create().ms-avg": 11,
    "Create()/acquire-cgroup.cnt": 415,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 415,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 414,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 136,
    "Create()/make-root-fs.cnt": 415,
    "Create()/make-root-fs.ms-avg": 3,
    "Destroy().cnt": 829,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 415,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 415,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 415,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 414,
    "childExit().ms-avg": 0,
    "fork().cnt": 414,
    "fork().ms-avg": 6,
    "forkRequest.cnt": 414,
    "forkRequest.ms-avg": 6,
    "fresh-cgroup.cnt": 432,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 414,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:44:49 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:49 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:49 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:49 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:49 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:49 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:49 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:44:49 remove worker.pid",
    "2021/02/17 21:44:49 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 0, 'procs': 15, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 0,
    "procs": 15,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox": "sock",
    "server_mode": "sock",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 10.381117105484009,
  "total_seconds": 10.611403226852417,
  "stats": {
    "sandboxes_per_sec": 43.7
  },
  "ol-stats": {
    "Create().cnt": 438,
    "Create().ms-avg": 100,
    "Create()/acquire-cgroup.cnt": 438,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 438,
    "Create()/acquire-mem.ms-avg": 16,
    "Create()/fork-proc.cnt": 437,
    "Create()/fork-proc.ms-avg": 78,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 438,
    "Create()/make-root-fs.ms-avg": 2,
    "Destroy().cnt": 875,
    "Destroy().ms-avg": 61,
    "Destroy()/detach-root.cnt": 438,
    "Destroy()/detach-root.ms-avg": 1,
    "Destroy()/kill-procs.cnt": 438,
    "Destroy()/kill-procs.ms-avg": 17,
    "Destroy()/remove-root.cnt": 438,
    "Destroy()/remove-root.ms-avg": 0,
    "childExit().cnt": 437,
    "childExit().ms-avg": 77,
    "fork().cnt": 437,
    "fork().ms-avg": 78,
    "forkRequest.cnt": 437,
    "forkRequest.ms-avg": 11,
    "fresh-cgroup.cnt": 455,
    "fresh-cgroup.ms-avg": 3,
    "move-to-cg-after-fork.cnt": 437,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:44:59 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:59 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:59 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:59 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:59 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:59 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:44:59 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:44:59 remove worker.pid",
    "2021/02/17 21:44:59 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'procs': 1, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "procs": 1,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox": "sock",
    "server_mode": "sock",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 10.840593814849854,
  "total_seconds": 11.19777798652649,
  "stats": {
    "sandboxes_per_sec": 41.4
  },
  "ol-stats": {
    "Create().cnt": 447,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 447,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 447,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 446,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 447,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 861,
    "Destroy().ms-avg": 1,
    "Destroy()/detach-root.cnt": 447,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 447,
    "Destroy()/kill-procs.ms-avg": 0,
    "Destroy()/remove-root.cnt": 447,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 1,
    "childExit().cnt": 446,
    "childExit().ms-avg": 0,
    "fork().cnt": 446,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 446,
    "forkRequest.ms-avg": 5,
    "fresh-cgroup.cnt": 464,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 446,
    "move-to-cg-after-fork.ms-avg": 0
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:45:11 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:11 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:11 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:11 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:11 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:11 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:11 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:45:11 remove worker.pid",
    "2021/02/17 21:45:11 exiting",
    ""
  ]
}
========================================
sock_churn {'baseline': 32, 'procs': 15, 'seconds': 10, 'fork': True}
========================================
RUN ./ol worker -p=test-dir --detach
RUN ./ol kill -p=test-dir
{
  "test": "sock_churn",
  "params": {
    "baseline": 32,
    "procs": 15,
    "seconds": 10,
    "fork": true
  },
  "pass": true,
  "conf": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-dir/registry",
    "sandbox": "sock",
    "server_mode": "sock",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 11.102491855621338,
  "total_seconds": 11.672055721282959,
  "stats": {
    "sandboxes_per_sec": 40.5
  },
  "ol-stats": {
    "Create().cnt": 438,
    "Create().ms-avg": 141,
    "Create()/acquire-cgroup.cnt": 438,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 438,
    "Create()/acquire-mem.ms-avg": 83,
    "Create()/fork-proc.cnt": 437,
    "Create()/fork-proc.ms-avg": 54,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 158,
    "Create()/make-root-fs.cnt": 438,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 843,
    "Destroy().ms-avg": 53,
    "Destroy()/detach-root.cnt": 438,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 438,
    "Destroy()/kill-procs.ms-avg": 15,
    "Destroy()/remove-root.cnt": 438,
    "Destroy()/remove-root.ms-avg": 0,
    "Pause().cnt": 32,
    "Pause().ms-avg": 0,
    "childExit().cnt": 437,
    "childExit().ms-avg": 59,
    "fork().cnt": 437,
    "fork().ms-avg": 54,
    "forkRequest.cnt": 437,
    "forkRequest.ms-avg": 10,
    "fresh-cgroup.cnt": 455,
    "fresh-cgroup.ms-avg": 2,
    "move-to-cg-after-fork.cnt": 437,
    "move-to-cg-after-fork.ms-avg": 2
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:45:22 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:22 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:22 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:22 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:22 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:22 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:22 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:45:22 remove worker.pid",
    "2021/02/17 21:45:22 exiting",
    ""
  ]
}
POP conf: {'server_mode': 'sock', 'mem_pool_mb': 500}
PUSH conf: {'registry': '/tmp/tmp1erotn48', '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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/tmp/tmp1erotn48",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 3000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "sandbox": "sock"
  },
  "seconds": 6.035801649093628,
  "total_seconds": 6.279892683029175,
  "stats": null,
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 53,
    "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": 183,
    "Create()/make-root-fs.cnt": 4,
    "Create()/make-root-fs.ms-avg": 2,
    "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": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1704,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 1707,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 1704,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 1703,
    "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": 2,
    "web-request.cnt": 1704,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:45:29 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:29 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:29 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:29 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:29 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:29 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:29 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:45:29 remove worker.pid",
    "2021/02/17 21:45:29 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmp1erotn48', '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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 15.043641090393066,
  "total_seconds": 15.27544903755188,
  "stats": {
    "reqs_per_sec": 287.26666666666665
  },
  "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": 135,
    "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": 2,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4309,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4312,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4309,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4308,
    "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": 4309,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:45:44 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:44 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:44 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:44 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:44 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:44 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:45:44 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:45:44 remove worker.pid",
    "2021/02/17 21:45:44 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 15.048638582229614,
  "total_seconds": 15.640629529953003,
  "stats": {
    "reqs_per_sec": 289.3333333333333
  },
  "ol-stats": {
    "Channel().cnt": 3,
    "Channel().ms-avg": 0,
    "Create().cnt": 4,
    "Create().ms-avg": 45,
    "Create()/acquire-cgroup.cnt": 4,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 4,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 3,
    "Create()/fork-proc.ms-avg": 7,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 139,
    "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": 3,
    "Destroy()/remove-root.cnt": 4,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 4340,
    "LambdaFunc.Invoke.ms-avg": 1,
    "Pause().cnt": 4015,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 4340,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 4011,
    "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": 1,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 1,
    "web-request.cnt": 4340,
    "web-request.ms-avg": 1
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:46:00 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:00 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:00 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:00 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:00 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:00 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:00 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:46:00 remove worker.pid",
    "2021/02/17 21:46:00 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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": false,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/root/open-lambda/test-registry",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 15.069427967071533,
  "total_seconds": 15.301249980926514,
  "stats": {
    "reqs_per_sec": 252.73333333333332
  },
  "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": 139,
    "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": 3791,
    "LambdaFunc.Invoke.ms-avg": 2,
    "Pause().cnt": 2771,
    "Pause().ms-avg": 0,
    "ServeHTTP.cnt": 3791,
    "ServeHTTP.ms-avg": 0,
    "Unpause().cnt": 2767,
    "Unpause().ms-avg": 0,
    "childExit().cnt": 3,
    "childExit().ms-avg": 0,
    "fork().cnt": 3,
    "fork().ms-avg": 7,
    "forkRequest.cnt": 3,
    "forkRequest.ms-avg": 7,
    "fresh-cgroup.cnt": 21,
    "fresh-cgroup.ms-avg": 0,
    "move-to-cg-after-fork.cnt": 3,
    "move-to-cg-after-fork.ms-avg": 0,
    "pull-lambda.cnt": 3,
    "pull-lambda.ms-avg": 3,
    "web-request.cnt": 3791,
    "web-request.ms-avg": 4
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:46:15 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:15 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:15 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:15 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:15 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:15 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:15 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:46:15 remove worker.pid",
    "2021/02/17 21:46:15 exiting",
    ""
  ]
}
POP conf: {'registry': '/root/open-lambda/test-registry'}
PUSH conf: {'features': {'reuse_cgroups': True}}
PUSH conf: {'registry': '/tmp/tmptip9brvv'}
========================================
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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/tmp/tmptip9brvv",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "registry_cache_ms": 5000,
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "worker_port": "5000",
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "sandbox": "sock"
  },
  "seconds": 3.1099815368652344,
  "total_seconds": 3.567002534866333,
  "stats": {
    "reqs_per_sec": 32.15477823397353
  },
  "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": 138,
    "Create()/make-root-fs.cnt": 101,
    "Create()/make-root-fs.ms-avg": 0,
    "Destroy().cnt": 156,
    "Destroy().ms-avg": 5,
    "Destroy()/detach-root.cnt": 101,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 101,
    "Destroy()/kill-procs.ms-avg": 3,
    "Destroy()/remove-root.cnt": 101,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 100,
    "LambdaFunc.Invoke.ms-avg": 27,
    "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": 3,
    "evict.cnt": 55,
    "evict.ms-avg": 12,
    "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": 3,
    "web-request.cnt": 100,
    "web-request.ms-avg": 27
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:46:18 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:18 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:18 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:18 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:18 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:18 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:46:18 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:46:18 remove worker.pid",
    "2021/02/17 21:46:18 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmptip9brvv'}
PUSH conf: {'registry': '/tmp/tmpmp17gxvc'}
========================================
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": {
    "import_cache_tree": "",
    "features": {
      "downsize_paused_mem": true,
      "reuse_cgroups": true,
      "import_cache": true
    },
    "sandbox_config": {},
    "registry": "/tmp/tmpmp17gxvc",
    "sandbox": "sock",
    "server_mode": "lambda",
    "limits": {
      "mem_mb": 50,
      "procs": 10,
      "swappiness": 0,
      "installer_mem_mb": 250
    },
    "Pkgs_dir": "/root/open-lambda/test-dir/lambda/packages",
    "docker_runtime": "",
    "storage": {
      "code": "",
      "root": "private",
      "scratch": ""
    },
    "SOCK_base_path": "/root/open-lambda/test-dir/lambda",
    "worker_dir": "/root/open-lambda/test-dir/worker",
    "mem_pool_mb": 500,
    "worker_port": "5000",
    "trace": {
      "memory": false,
      "cgroups": false,
      "package": false,
      "evictor": false
    },
    "pip_mirror": "",
    "registry_cache_ms": 5000
  },
  "seconds": 44.75496292114258,
  "total_seconds": 45.31037998199463,
  "stats": {
    "reqs_per_sec": 22.343904512163505
  },
  "ol-stats": {
    "Channel().cnt": 1000,
    "Channel().ms-avg": 0,
    "Create().cnt": 1001,
    "Create().ms-avg": 8,
    "Create()/acquire-cgroup.cnt": 1001,
    "Create()/acquire-cgroup.ms-avg": 0,
    "Create()/acquire-mem.cnt": 1001,
    "Create()/acquire-mem.ms-avg": 0,
    "Create()/fork-proc.cnt": 1000,
    "Create()/fork-proc.ms-avg": 6,
    "Create()/fresh-proc.cnt": 1,
    "Create()/fresh-proc.ms-avg": 137,
    "Create()/make-root-fs.cnt": 1001,
    "Create()/make-root-fs.ms-avg": 1,
    "Destroy().cnt": 1982,
    "Destroy().ms-avg": 6,
    "Destroy()/detach-root.cnt": 1001,
    "Destroy()/detach-root.ms-avg": 0,
    "Destroy()/kill-procs.cnt": 1001,
    "Destroy()/kill-procs.ms-avg": 8,
    "Destroy()/remove-root.cnt": 1001,
    "Destroy()/remove-root.ms-avg": 0,
    "LambdaFunc.Invoke.cnt": 1000,
    "LambdaFunc.Invoke.ms-avg": 40,
    "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": 4,
    "evict.cnt": 981,
    "evict.ms-avg": 13,
    "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": 40
  },
  "errors": [],
  "worker_tail": [
    "2021/02/17 21:47:04 remove /sys/fs/cgroup/freezer/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:47:04 remove /sys/fs/cgroup/hugetlb/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:47:04 remove /sys/fs/cgroup/memory/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:47:04 remove /sys/fs/cgroup/perf_event/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:47:04 remove /sys/fs/cgroup/systemd/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:47:04 remove /sys/fs/cgroup/pids/test-dir-sandboxes [CGROUP POOL test-dir-sandboxes]",
    "2021/02/17 21:47:04 save stats to /root/open-lambda/test-dir/worker/stats.json",
    "2021/02/17 21:47:04 remove worker.pid",
    "2021/02/17 21:47:04 exiting",
    ""
  ]
}
POP conf: {'registry': '/tmp/tmpmp17gxvc'}
POP conf: {'features': {'reuse_cgroups': True}}
POP conf: {'limits': {'installer_mem_mb': 250}}
PASSED: 18, FAILED: 0