Matt wrote: > Is there anyway to tell with top or iostat which process is hogging > all the disk I/O? No, you need systemtap for this. <http://sourceware.org/systemtap/wiki/ScriptsTools> has examples. Remember, you'd also need the corresponding kernel-debuginfo package for your running kernel which you can get from <http://debuginfo.centos.org/>. Cheers, Ralph -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 189 bytes Desc: not available URL: <http://lists.centos.org/pipermail/centos/attachments/20090113/9b821fe5/attachment-0005.sig>