From patchwork Thu Jul 11 09:18:21 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin Ian King X-Patchwork-Id: 258389 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) by ozlabs.org (Postfix) with ESMTP id 248D62C009D for ; Thu, 11 Jul 2013 19:18:50 +1000 (EST) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1UxD1O-0004XW-L2; Thu, 11 Jul 2013 09:18:42 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1UxD15-0004UR-I6 for kernel-team@lists.canonical.com; Thu, 11 Jul 2013 09:18:23 +0000 Received: from cpc3-craw6-2-0-cust180.croy.cable.virginmedia.com ([77.100.248.181] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1UxD15-000886-Ey for kernel-team@lists.canonical.com; Thu, 11 Jul 2013 09:18:23 +0000 From: Colin King To: kernel-team@lists.canonical.com Subject: [PATCH][SAUCY][MANTA] UBUNTU: [Config] enable deadline I/O scheduler by default Date: Thu, 11 Jul 2013 10:18:21 +0100 Message-Id: <1373534301-8240-4-git-send-email-colin.king@canonical.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1373534301-8240-1-git-send-email-colin.king@canonical.com> References: <1373534301-8240-1-git-send-email-colin.king@canonical.com> X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.14 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: kernel-team-bounces@lists.ubuntu.com From: Colin Ian King Testing shows that the deadline scheduler on the flash file system performs slightly better than CFQ. It also consumes marginally less power. So enable deadline by default. Signed-off-by: Colin Ian King --- debian.manta/config/config.common.ubuntu | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/debian.manta/config/config.common.ubuntu b/debian.manta/config/config.common.ubuntu index a32a8a2..855d056 100644 --- a/debian.manta/config/config.common.ubuntu +++ b/debian.manta/config/config.common.ubuntu @@ -544,10 +544,10 @@ CONFIG_DEBUG_USER=y # CONFIG_DEBUG_WRITECOUNT is not set # CONFIG_DECNET is not set CONFIG_DECOMPRESS_GZIP=y -CONFIG_DEFAULT_CFQ=y -# CONFIG_DEFAULT_DEADLINE is not set +# CONFIG_DEFAULT_CFQ is not set +CONFIG_DEFAULT_DEADLINE=y CONFIG_DEFAULT_HOSTNAME="(none)" -CONFIG_DEFAULT_IOSCHED="cfq" +CONFIG_DEFAULT_IOSCHED="deadline" CONFIG_DEFAULT_MESSAGE_LOGLEVEL=4 CONFIG_DEFAULT_MMAP_MIN_ADDR=32768 # CONFIG_DEFAULT_NOOP is not set