Bug#600031: updating kernel causes slow write speed to raid

2010-10-15 Thread Dave Clarke
On 15 October 2010 02:33, Ben Hutchings wrote: > On Thu, 2010-10-14 at 15:16 +0100, Dave Clarke wrote: >> Ben >> That has solved it. Now getting around 27MB/s write on ext4 and 97MB/s >> read with the experimental kernel. I'm happy with these speeds on this >>

Bug#600031: updating kernel causes slow write speed to raid

2010-10-14 Thread Dave Clarke
r and vm.dirty_ratio. Do you think there is any merit in adjusting these? Thanks Dave On 14 October 2010 03:46, Ben Hutchings wrote: > On Thu, 2010-10-14 at 00:31 +0100, Dave Clarke wrote: >> Running bonnie++ locally. Have formatted / as ext3 and /home/ as ext4. >> using raid5. Also to note t

Bug#600031: updating kernel causes slow write speed to raid

2010-10-13 Thread Dave Clarke
(ext4 won't mount with 2.6.26 kernel). And meminfo for both kernels taken when the system is loaded and unloaded. Dave On 13 October 2010 00:15, Ben Hutchings wrote: > On Tue, 2010-10-12 at 23:07 +0100, Dave Clarke wrote: >> Package: linux-image >> Version: 2.6.32-5-686 >>