Subject : [regression][bisected] ~90,000 wakeups as of 2.6.26-rc3 Submitter : Németh Márton <nm127@freemail.hu> Date : 2008-06-03 5:18 References : http://marc.info/?l=linux-kernel&m=121247101601790&w=4 This entry is being used for tracking a regression from 2.6.25. Please don't close it until the problem is fixed in the mainline.
Caused by: commit 6e908947b4995bc0e551a8257c586d5c3e428201 Author: Ingo Molnar <mingo@elte.hu> Date: Fri Mar 21 14:32:36 2008 +0100 x86: fix ioapic bug again
See also bug #9489.
Still see this behaviour as of 2.6.26-rc5.
Created attachment 16465 [details] used .config for 2.6.26-rc6 In case of kernel version 2.6.26-rc6 there are only ~50 wakeups per second when the system is in idle. I think the problem is fixed at this version.
Created attachment 16466 [details] full dmesg