ksfd: async disk IO等待事件
Often a write to disk.
Solutions
Consistent Slow Performance
Improve I/O
Investigate if the application can be changed to perform fewer writes.
Abnormal Variations in Performance
Investigate potential problems with the operating systems or I/O sub-system.
Investigate contention at the disk/controller level.
posted on 2013-03-19 00:47 Oracle和MySQL 阅读(190) 评论(0) 编辑 收藏 举报