From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey Fisher Subject: Re: SLAB break supsned and cpu-hotplug on SMP, using SLUB instead. Date: Fri, 13 Jun 2008 23:22:31 +0200 Message-ID: <1213392151.11059.2.camel@zwerg> References: <1213389587.10307.12.camel@zwerg> <200806132307.19393.Rafal.Wysocki@fuw.edu.pl> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <200806132307.19393.Rafal.Wysocki-/6eP1D/FSf3VItvQsEIGlw@public.gmane.org> Sender: kernel-testers-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii" To: "R. J. Wysocki" Cc: kernel-testers-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Am Freitag, den 13.06.2008, 23:07 +0200 schrieb R. J. Wysocki: > On Friday, 13 of June 2008, Alexey Fisher wrote: > > I found that SLAB breaking supsned and cpu-hotplug on my PC. I didn't > > get to bisect it, so i think it is just the part of SLAB. At the moment > > i converted my kernel to SLUB and it working just fine, about 10 > > suspends and no reboot or crush ... it ist a record for my PC. > > > > Easy way to reproduce is to compile SLAB kernel and > > echo 0 > /sys/devices/system/cpu/cpu1/online > > echo 1 > /sys/devices/system/cpu/cpu1/online > > > > other work around to make my PC working stable are kernel options: nosmp > > or mem=1024M > > kernel 2.6.26-rc6-00028-gc6d8f40 #68 SMP PREEMPT > > Is this a regression from 2.6.25? No. I can find this bug till 2.6.20... with 2.6.19 and 2.6.18 it getting more unstable. -- To unsubscribe from this list: send the line "unsubscribe kernel-testers" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html