From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 4 Mar 2008 13:44:53 -0800 (PST) From: Christoph Lameter Subject: Re: [BUG] 2.6.25-rc3-mm1 kernel panic while bootup on powerpc () In-Reply-To: <47CDB498.6040003@cs.helsinki.fi> Message-ID: References: <20080304011928.e8c82c0c.akpm@linux-foundation.org> <47CD4AB3.3080409@linux.vnet.ibm.com> <20080304103636.3e7b8fdd.akpm@linux-foundation.org> <47CDA081.7070503@cs.helsinki.fi> <20080304193532.GC9051@csn.ul.ie> <84144f020803041141x5bb55832r495d7fde92356e27@mail.gmail.com> <20080304123459.364f879b.akpm@linux-foundation.org> <47CDB498.6040003@cs.helsinki.fi> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Pekka Enberg Cc: Andrew Morton , mel@csn.ul.ie, kamalesh@linux.vnet.ibm.com, linuxppc-dev@ozlabs.org, apw@shadowen.org, linux-mm@kvack.org, stable@kernel.org List-ID: On Tue, 4 Mar 2008, Pekka Enberg wrote: > Looking at the code, it's triggerable in 2.6.24.3 at least. Why we don't have > a report yet, probably because (1) the default allocator is SLUB which doesn't > suffer from this and (2) you need a big honkin' NUMA box that causes fallback > allocations to happen to trigger it. Plus the issue only became a problem after the antifrag stuff went in. That came with SLUB as the default. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org