From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <487DFFBE.5050407@linux-foundation.org> Date: Wed, 16 Jul 2008 09:03:42 -0500 From: Christoph Lameter MIME-Version: 1.0 Subject: Re: [PATCH][RFC] slub: increasing order reduces memory usage of some key caches References: <1216211371.3122.46.camel@castor.localdomain> <487DF5D4.9070101@linux-foundation.org> <1216216730.3122.60.camel@castor.localdomain> In-Reply-To: <1216216730.3122.60.camel@castor.localdomain> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Richard Kennedy Cc: penberg@cs.helsinki.fi, mpm@selenic.com, linux-mm , lkml , Mel Gorman List-ID: Richard Kennedy wrote: > before > dentry 82136 82137 208 19 1 : tunables 0 0 0 : slabdata 4323 4323 0 > after > dentry 79482 79482 208 39 2 : tunables 0 0 0 : slabdata 2038 2038 0 19 objects with an order 1 alloc and 208 byte size? Urgh. 8192/208 = 39 and not 19. Kmemcheck or something else active? We seem to be loosing 50% of our memory. Pekka: Is the slabinfo emulation somehow broken? I'd really like to see the output of slabinfo dentry. -- 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