Commit Graph

11 Commits

Author SHA1 Message Date
Thomas Schoebel-Theuer c319230fa1 all: IO scheduling improvements, tuning
Dastically boost random write performance on RAID controllers with BBUs.
Writeback is only performed when there is no IO contention / starvation.
The old IO contention controller was suited to workstations.
Now server loads are well-controlled even when BBUs are present.
2013-01-23 20:06:49 +01:00
Thomas Schoebel-Theuer 9b4ed5e0b5 mars_bio: queue PRIO_NORMAL writes for less contention 2013-01-23 20:06:49 +01:00
schoebel 0b2035ea00 mars_bio: speed up background IO 2013-01-20 23:24:17 +01:00
Thomas Schoebel-Theuer 60f17b2db8 import mars-112.tgz 2013-01-08 15:54:34 +01:00
Thomas Schoebel-Theuer 4c6369d65d import mars-107.tgz 2013-01-08 15:54:32 +01:00
Thomas Schoebel-Theuer 9d1b483b97 import mars-104.tgz 2013-01-08 15:54:30 +01:00
Thomas Schoebel-Theuer cabe994815 import mars-103.tgz 2013-01-08 15:54:30 +01:00
Thomas Schoebel-Theuer 05e63c109a import mars-102.tgz 2013-01-08 15:54:29 +01:00
Thomas Schoebel-Theuer 03a635e223 import mars-89.tgz 2013-01-08 15:54:23 +01:00
Thomas Schoebel-Theuer 57da6d4b37 import mars-86.tgz 2013-01-08 15:54:22 +01:00
Thomas Schoebel-Theuer e05b279722 import mars-78.tgz 2013-01-08 15:54:18 +01:00