Top 60 Oracle Blogs

Recent comments

oracle linux performance gdb IO wait events

Oracle and the ‘kfk: async disk IO’ wait event

Recently I was discussing some IO related waits with some friends. The wait I was discussing was ‘kfk: async disk IO’. This wait was always visible in Oracle version and seems to be gone in version and above. Here is the result of some investigation into that.

First: the wait is not gone with version and above, which is very simple to prove (this is a database version