Displaying 2 results from an estimated 2 matches for "987mb".
Did you mean:
987m
2012 Jul 12
3
[PATCH v2] Btrfs: improve multi-thread buffer read
...to put more pages into page cache.
With that said, we can make each bio hold more pages and reduce the number
of bios we need.
Here is some numbers taken from fio results:
w/o patch w patch
------------- -------- ---------------
READ: 745MB/s +32% 987MB/s
[1]:
[global]
group_reporting
thread
numjobs=4
bs=32k
rw=read
ioengine=sync
directory=/mnt/btrfs/
[READ]
filename=foobar
size=2000M
invalidate=1
Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
---
v1->v2: if we fail to make a allocation, just fall back to the old way to
read...
2012 Jul 10
6
[PATCH RFC] Btrfs: improve multi-thread buffer read
...to put more pages into page cache.
With that said, we can make each bio hold more pages and reduce the number
of bios we need.
Here is some numbers taken from fio results:
w/o patch w patch
------------- -------- ---------------
READ: 745MB/s +32% 987MB/s
[1]:
[global]
group_reporting
thread
numjobs=4
bs=32k
rw=read
ioengine=sync
directory=/mnt/btrfs/
[READ]
filename=foobar
size=2000M
invalidate=1
Signed-off-by: Liu Bo <liubo2009@cn.fujitsu.com>
---
fs/btrfs/extent_io.c | 37 +++++++++++++++++++++++++++++++++++--
1 files changed, 35 in...