Exadata: excessive CPU used by "migration" threads after 11.2.3.3.0 upgrade (Doc ID 1666505.1)

Last updated on SEPTEMBER 05, 2016

Applies to:

Oracle Exadata Storage Server Software - Version 11.2.3.3.0 and later
Linux x86-64

Symptoms

It shows "migration" threads are consuming very high CPU resource.

 

Changes

Exadata image was upgraded to 11.2.3.3.0. 

New OS kernel is uek2:

2.6.39-400.126.1.el5uek #1 SMP Fri Sep 20 10:54:38 PDT 2013

Cause

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms