[CentOS] Very slow on I/O?

Tue Aug 22 02:51:39 UTC 2006
Feizhou <feizhou at graffiti.net>

David King wrote:
> Just one more piece of information: a simple recompile isn't what has 
> fixed the problem every time, the recompile has involved an upgrade to 
> 2.6.16 as well
> 

There is a bad patch to the vm that makes the box use swap even when 
there is free RAM space available. Maybe that is what you are seeing.

The fix will be in the 4.4 release kernel.