From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 29 Sep 2004 20:41:43 -0700 From: Andrew Morton Subject: Re: slab fragmentation ? Message-Id: <20040929204143.134154bc.akpm@osdl.org> In-Reply-To: <1096500963.12861.21.camel@dyn318077bld.beaverton.ibm.com> References: <1096500963.12861.21.camel@dyn318077bld.beaverton.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Badari Pulavarty Cc: manfred@colorfullife.com, linux-mm@kvack.org List-ID: Badari Pulavarty wrote: > > # name : tunables : slabdata > size-40 2633 11468 64 61 1 : tunables 120 60 8 : slabdata 188 188 0 > size-40 2633 11468 64 61 1 : tunables 120 60 8 : slabdata 188 188 0 > size-40 2633 11468 64 61 1 : tunables 120 60 8 : slabdata 188 188 0 > size-40 2633 11468 64 61 1 : tunables 120 60 8 : slabdata 188 188 0 > size-40 4457 27084 64 61 1 : tunables 120 60 8 : slabdata 444 444 0 > size-40 7685 59292 64 61 1 : tunables 120 60 8 : slabdata 972 972 0 > size-40 10761 89548 64 61 1 : tunables 120 60 8 : slabdata 1468 1468 0 > size-40 13589 119316 64 61 1 : tunables 120 60 8 : slabdata 1956 1956 0 > size-40 16717 149084 64 61 1 : tunables 120 60 8 : slabdata 2444 2444 0 That looks like plain brokenness rather than fragmentation. We shouldn't be allocating new pages until active_objs reaches num_objs, should we? Unless the accouting is broken, or course... -- 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: aart@kvack.org