On Tue, 2011-05-10 at 09:25 -0400, David A. Parker wrote: > It's a quad-core AMD Phenom-based desktop PC. > > root@testbed1:~# cat /proc/cpuinfo > processor : 0 > vendor_id : AuthenticAMD > cpu family : 16 > model : 4 > model name : AMD Phenom(tm) II X4 B95 Processor > stepping : 2 [...] OK, there is a documented erratum (#400) affecting timer wake-up on this processor. But the kernel is supposed to recognise and work around it already. Can you provide a more complete kernel boot log (either from 'dmesg', or if that does not include the first messages, from /var/log/messages)? If you boot with the additional kernel parameter 'idle=mwait', does that fix the problem? Ben. -- Ben Hutchings Once a job is fouled up, anything done to improve it makes it worse.
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