[packages/kernel/LINUX_4_6] - disable multiqueue by default; mq layer doesn't support I/O schedulers and lack of I/O schedulers
arekm
arekm at pld-linux.org
Tue Aug 9 10:09:02 CEST 2016
commit d067ef4fb9c06d46dd8d1487e309338d71900f1f
Author: Arkadiusz Miśkiewicz <arekm at maven.pl>
Date: Tue Aug 9 10:08:26 2016 +0200
- disable multiqueue by default; mq layer doesn't support I/O schedulers and lack of I/O schedulers harm rotational systems a lot. For systems that benefit from MQ and where MQ behaves better than default with I/O scheduler == noop there is a option to enable - scsi_mod.use_blk_mq=1)
kernel-multiarch.config | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/kernel-multiarch.config b/kernel-multiarch.config
index 0d855f9..d7a2457 100644
--- a/kernel-multiarch.config
+++ b/kernel-multiarch.config
@@ -2691,7 +2691,7 @@ MD_FAULTY all=m
MD_CLUSTER all=m
#- file drivers/md/bcache/Kconfig goes here
BLK_DEV_DM all=m
-DM_MQ_DEFAULT all=y
+DM_MQ_DEFAULT all=n
DM_DEBUG all=n
DM_DEBUG_BLOCK_STACK_TRACING all=n
#- file drivers/md/persistent-data/Kconfig goes here
@@ -6332,7 +6332,7 @@ RAID_ATTRS all=m
SCSI all=m
SCSI_DMA all=y
SCSI_NETLINK all=y
-SCSI_MQ_DEFAULT all=y
+SCSI_MQ_DEFAULT all=n
SCSI_PROC_FS all=y
#- SCSI support type (disk, tape, CD-ROM)
BLK_DEV_SD all=m
================================================================
---- gitweb:
http://git.pld-linux.org/gitweb.cgi/packages/kernel.git/commitdiff/d067ef4fb9c06d46dd8d1487e309338d71900f1f
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