lkml.org 
[lkml]   [2003]   [Aug]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: data corruption using raid0+lvm2+jfs with 2.6.0-test3
Christophe Saout wrote:

>Am Di, 2003-08-12 um 22.45 schrieb Tupshin Harper:
>
>
>
>>I have an LVM2 setup with four lvm groups. One of those groups sits on
>>top of a two disk raid 0 array. When writing to JFS partitions on that
>>lvm group, I get frequent, reproducible data corruption. This same setup
>>works fine with 2.4.22-pre kernels. The JFS may or may not be relevant,
>>since I haven't had a chance to use other filesystems as a control.
>>There are a number of instances of the following message associated with
>>the data corruption:
>>
>>raid0_make_request bug: can't convert block across chunks or bigger than
>>8k 12436792 8
>>
>>The 12436792 varies widely, the rest is always the same. The error is
>>coming from drivers/md/raid0.c.
>>
>>
>
>Why don't you try using an LVM2 stripe? That's the same as raid0 does.
>And I'm sure it doesn't suffer from such problems because it's handling
>bios in a very generic and flexible manner.
>
Yes, I'm already converting to such a setup as I type this. I thought
that a data corruption issue was worth mentioning, however. ;-)

-Tupshin

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:47    [W:0.076 / U:4.064 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site