From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: 2.6.23-mm1 Date: Sat, 13 Oct 2007 11:18:53 -0700 Message-ID: <20071013111853.7e67c6c3.akpm@linux-foundation.org> References: <20071011213126.cf92efb7.akpm@linux-foundation.org> <20071012013729.ada2127b.akpm@linux-foundation.org> <64bb37e0710130101y7fb8e4c0lf214fd821e8305ed@mail.gmail.com> <4710A407.3070000@garzik.org> <64bb37e0710130503haa66d6eu93e75ecdc78ac866@mail.gmail.com> <4710B7C5.5050403@garzik.org> <64bb37e0710130732p303547e3n54cfa9dac34c53b5@mail.gmail.com> <64bb37e0710130740u78613f83wbd4f43d073bbe13d@mail.gmail.com> <64bb37e0710130813le68c48dve36f8473b197b84b@mail.gmail.com> <47110500.8050503@garzik.org> <64bb37e0710131105m7c64fca0kb71f3955170e8bec@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <64bb37e0710131105m7c64fca0kb71f3955170e8bec@mail.gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: Torsten Kaiser Cc: Jeff Garzik , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, Kuan Luo , Peer Chen List-Id: linux-ide@vger.kernel.org On Sat, 13 Oct 2007 20:05:19 +0200 "Torsten Kaiser" wrote: > The only thing I noted during load testing (updating Gentoo == > compiling and installing) was, that there seems to be memory leak. > After ~2h 2.5 of my 4Gb where gone. But there where to many things > going on to pinpoint it... (NFSv4 over eth1394?) Please send /proc/meminfo and /proc/slabinfo after the leak has been happening for a while. Sometimes `echo m > /proc/sysrq_trigger ; dmesg -s 1000000' will provide useful info. The page-owner code can pinpoint a leak source. See ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.23/2.6.23-mm1/broken-out/page-owner-tracking-leak-detector.patch Enable CONFIG_DEBUG_SLAB_LEAK, check out /proc/slab_allocators