| { |
| "plugin": "kmsg", |
| "logPath": "/dev/kmsg", |
| "lookback": "5m", |
| "bufferSize": 10, |
| "source": "kernel-monitor", |
| "metricsReporting": true, |
| "conditions": [ |
| { |
| "type": "KernelDeadlock", |
| "reason": "KernelHasNoDeadlock", |
| "message": "kernel has no deadlock" |
| }, |
| { |
| "type": "ReadonlyFilesystem", |
| "reason": "FilesystemIsNotReadOnly", |
| "message": "Filesystem is not read-only" |
| } |
| ], |
| "rules": [ |
| { |
| "type": "temporary", |
| "reason": "OOMKilling", |
| "pattern": "Killed process \\d+ (.+) total-vm:\\d+kB, anon-rss:\\d+kB, file-rss:\\d+kB.*" |
| }, |
| { |
| "type": "temporary", |
| "reason": "TaskHung", |
| "pattern": "task [\\S ]+:\\w+ blocked for more than \\w+ seconds\\." |
| }, |
| { |
| "type": "temporary", |
| "reason": "UnregisterNetDevice", |
| "pattern": "unregister_netdevice: waiting for \\w+ to become free. Usage count = \\d+" |
| }, |
| { |
| "type": "temporary", |
| "reason": "KernelOops", |
| "pattern": "BUG: unable to handle kernel NULL pointer dereference at .*" |
| }, |
| { |
| "type": "temporary", |
| "reason": "KernelOops", |
| "pattern": "divide error: 0000 \\[#\\d+\\] SMP" |
| }, |
| { |
| "type": "temporary", |
| "reason": "Ext4Error", |
| "pattern": "EXT4-fs error .*" |
| }, |
| { |
| "type": "temporary", |
| "reason": "Ext4Warning", |
| "pattern": "EXT4-fs warning .*" |
| }, |
| { |
| "type": "temporary", |
| "reason": "IOError", |
| "pattern": "Buffer I/O error .*" |
| }, |
| { |
| "type": "permanent", |
| "condition": "KernelDeadlock", |
| "reason": "AUFSUmountHung", |
| "pattern": "task umount\\.aufs:\\w+ blocked for more than \\w+ seconds\\." |
| }, |
| { |
| "type": "permanent", |
| "condition": "KernelDeadlock", |
| "reason": "DockerHung", |
| "pattern": "task docker:\\w+ blocked for more than \\w+ seconds\\." |
| }, |
| { |
| "type": "permanent", |
| "condition": "ReadonlyFilesystem", |
| "reason": "FilesystemIsReadOnly", |
| "pattern": "Remounting filesystem read-only" |
| } |
| ] |
| } |
