[Bug 632616] Re: Scheduler does not max all cores after suspend/resume

Brian 632616 at bugs.launchpad.net
Fri Sep 17 02:37:56 UTC 2010


I tested the latest upstream kernel (linux-image-2.6.36-999-generic,
2.6.36-999.201009151119) and was not able to test following resume from
suspend, since my machine will not resume from suspend properly (see bug
#594837). However, I did test following resume from hibernate, and was
able to max all 4 cores. When I hibernate/resume with my current kernel
I see the same problem as when I suspend/resume, and do not max all 4
cores.

$ uname -srvmo
Linux 2.6.32-24-generic #38 SMP Mon Jul 26 15:08:51 EDT 2010 x86_64 GNU/Linux

So my kernel and latest upstream behave differently. Upstream seems to work correctly, mine does not. This could be related to the suspend/resume issues involving SCI_EN:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/594837

I will try a kernel without the SCI_EN fix to see if that is the
problem.


** Tags removed: needs-upstream-testing

-- 
Scheduler does not max all cores after suspend/resume
https://bugs.launchpad.net/bugs/632616
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