标签:oracle
Occurs when a parallel slave is waiting to be told what to do. This is normally considered an idle event, but can cause excessive CPU in some cases.
Reduce the degree of parallelism in the query if excessive CPU usage is detected.
Occurs when the query coordinator is waiting for a response from a parallel slave. This is normally considered an idle event, but can cause excessive CPU in some cases.
Solution
Reduce the degree of parallelism in the query if excessive CPU usage is detected.
PX Deq: Execution Msg,PX Deq: Execute Reply等待事件,布布扣,bubuko.com
PX Deq: Execution Msg,PX Deq: Execute Reply等待事件
标签:oracle
原文地址:http://blog.csdn.net/dbaheng/article/details/38496259