Patchwork [SAUCY,MANTA] UBUNTU: [Config] enable deadline I/O scheduler by default

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Submitter Colin King
Date July 11, 2013, 9:18 a.m.
Message ID <1373534301-8240-4-git-send-email-colin.king@canonical.com>
Download mbox | patch
Permalink /patch/258389/
State New
Headers show

Comments

Colin King - July 11, 2013, 9:18 a.m.
From: Colin Ian King <colin.king@canonical.com>

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 <colin.king@canonical.com>
---
 debian.manta/config/config.common.ubuntu |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
Tim Gardner - July 11, 2013, 1:56 p.m.

Patch

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