could be a high run queue issue? see my notes here -> aas investigation http://bit.ly/1vEZMiP you can compare an ash report (ashrpt.sql) on the same time period -Karl On Sun, Dec 7, 2014 at 9:44 PM, xiangdongzou <xiangdongzou@xxxxxxxxx> wrote: > hello all > > where is my db time? > > > 2014-12-08 > ------------------------------ > *I AM AN ORACLE FANS!* > *Skype:Frank.oracle* > *Email:xiangdongzou@xxxxxxxxx <Email%3Axiangdongzou@xxxxxxxxx>* > -- Karl Arao Blog: karlarao.wordpress.com Wiki: karlarao.tiddlyspot.com Twitter: @karlarao <http://twitter.com/karlarao>