Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750810AbWISXdt (ORCPT ); Tue, 19 Sep 2006 19:33:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750804AbWISXdt (ORCPT ); Tue, 19 Sep 2006 19:33:49 -0400 Received: from smtp.osdl.org ([65.172.181.4]:43485 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1750750AbWISXds (ORCPT ); Tue, 19 Sep 2006 19:33:48 -0400 Date: Tue, 19 Sep 2006 16:33:30 -0700 From: Andrew Morton To: Dalibor Straka Cc: linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org Subject: Re: Possible bug in ACPI Message-Id: <20060919163330.b26a8ff3.akpm@osdl.org> In-Reply-To: <20060919214724.GB2073@panelnet.cz> References: <20060919214724.GB2073@panelnet.cz> X-Mailer: Sylpheed version 2.2.7 (GTK+ 2.8.6; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2121 Lines: 43 cc added. On Tue, 19 Sep 2006 23:47:24 +0200 Dalibor Straka wrote: > Hello, > > I am often running out of memory. It looks like an ACPI code is guilty: > dast@lili:~$ grep -i acpi /proc/slabinfo > Acpi-Operand 3076 3127 64 59 1 : tunables 120 60 8 : slabdata 53 53 0 > Acpi-ParseExt 16 59 64 59 1 : tunables 120 60 8 : slabdata 1 1 0 > Acpi-Parse 76 92 40 92 1 : tunables 120 60 8 : slabdata 1 1 0 > Acpi-State 1644960 1644960 80 48 1 : tunables 120 60 8 : slabdata 34270 34270 0 > Acpi-Namespace 1177 1232 32 112 1 : tunables 120 60 8 : slabdata 11 11 0 > dast@lili:~$ free > Mem: 899280 892472 6808 0 82212 77936 > -/+ buffers/cache: 732324 166956 > Swap: 2634620 243052 2404568 > dast@lili:~$ uname -a > Linux lili 2.6.18-rc7 #1 SMP Sun Sep 17 15:01:00 CEST 2006 x86_64 > > > Actualy the Acpi-State's memory is increasing slowly in minutes: > Acpi-State 16176 16176 80 48 1 : tunables 120 60 8 : slabdata 337 337 0 > Acpi-State 18816 18816 80 48 1 : tunables 120 60 8 : slabdata 392 392 0 > Acpi-State 19200 19200 80 48 1 : tunables 120 60 8 : slabdata 400 400 0 > Acpi-State 20160 20160 80 48 1 : tunables 120 60 8 : slabdata 420 420 0 Yes, that is a memory leak. > I am not familiar with kernel sources, but i can do c pretty well. > BTW: Bios says i have 1024MB, but kernel sees 899MB :-?. The system is > pure HP nx6325. It happens with all the recent kernels .18-rc* .17.* and > debian's distribution 2.6.17-1-amd64-k8-smp. > > Please Cc: to me, I read lkml only when I have a good mood. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/