On 07/25/2012 04:34 PM, Vanhorn, Mike wrote: > I have two HP dc7800 convertible minitowers that are exhibiting the > following issue: every 5-10 minutes, they will "freeze" for about 30 > seconds, and then pick right back up again. During the freeze, it seems > that nothing at all happens on the system; the clock doesn't even advance > (it just picks up again with the next second, and that 30-or-so seconds > are lost). I've several HP dc7x00 machines, and I've never seen that problem with centos 5 or 6. Do you also see the problem if you boot in runlevel 3, i.e. without X? Mogens -- Mogens Kjaer, mk at lemo.dk http://www.lemo.dk