From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lmailproxy04.edpnet.net (lmailproxy04.edpnet.net [212.71.1.197]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTP id CFF21DDE1F for ; Tue, 10 Jul 2007 01:47:32 +1000 (EST) Received: from chiana.homelinux.org (213.219.189.138.adsl.dyn.edpnet.net [213.219.189.138]) by lmailproxy04.edpnet.net (8.13.1/8.13.1) with ESMTP id l69FwMSt028351 for ; Mon, 9 Jul 2007 17:58:23 +0200 Received: from marc by chiana.homelinux.org with local (Exim 4.63) (envelope-from ) id 1I7vSO-0000pM-Er for linuxppc-dev@ozlabs.org; Mon, 09 Jul 2007 17:47:24 +0200 Date: Mon, 9 Jul 2007 17:47:23 +0200 From: Marc Leeman To: linuxppc-dev@ozlabs.org Subject: Re: 2.4/2.6/ppc/powerpc/8245/8347e Message-ID: <20070709154723.GD2660@chiana.homelinux.org> References: <20070621141519.GQ5417@chiana.homelinux.org> <0090CCD0-EBB4-4475-BF03-36AF41E2DDA1@kernel.crashing.org> <20070621155616.GR5417@chiana.homelinux.org> <20070621171340.GS5417@chiana.homelinux.org> <20070628180632.GA2660@chiana.homelinux.org> <20070629145936.GL2660@chiana.homelinux.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="SLvi8k+ew82wFfnH" In-Reply-To: <20070629145936.GL2660@chiana.homelinux.org> Reply-To: Marc Leeman List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , --SLvi8k+ew82wFfnH Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > More platforms and higher bitrate tests (I've left the previous post in > comment): I finally was able to figure out the culprid: CONFIG_SLOB=3Dy instead of=20 CONFIG_SLAB=3Dy -------- CONFIG_SLAB: Disabling this replaces the advanced SLAB allocator and kmalloc support with the drastically simpler SLOB allocator. SLOB is more space efficient but does not scale well and is more susceptible to fragmentation.=20 -------- I was expecting a lower DMM performance but wasn't expecting such a drain on kernel/network load. The original reason for this change was a fixed flashmap and a increased 2.6 kernel that didn't fit in this region (backwards compatible). --=20 greetz, marc I feel like I had a spiritual enema. Jool - Losing Time chiana 2.6.18-4-ixp4xx #1 Tue Mar 27 18:01:56 BST 2007 GNU/Linux --SLvi8k+ew82wFfnH Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQFGkliKUQpj09NWLeERAtM8AJ0bjxfpQSOjRKBSGy5ntaE9q5QCxQCfYJP4 t1TeGKYO/4GhVabmamwBVZk= =nEkv -----END PGP SIGNATURE----- --SLvi8k+ew82wFfnH--