On Sun, Jan 14 2007, Thomas Gleixner wrote:
> On Mon, 2007-01-15 at 09:05 +1100, Jens Axboe wrote:
> > raid seems to have severe problems with the plugging change. I'll try
> > and find Neil and have a chat with him, hopefully we can work it out.
>
> Some hints:
>
> mount(1899): WRITE block 16424 on md3
> call md_write_start
> md3_raid1(438): WRITE block 40965504 on sdb6
> md3_raid1(438): WRITE block 40965504 on sda6
> First Write sector 16424 disks 2
>
> Stuck.
>
> Note, that neither end_buffer_async_write() nor
> raid1_end_write_request() are invoked,
>
> In a previous write invoked by:
> fsck.ext3(1896): WRITE block 8552 on sdb1
> end_buffer_async_write() is invoked.
>
> sdb1 is not a part of a raid device.
When I briefly tested this before I left (and found it broken), doing a
cat /proc/mdstat got things going again. Hard if that's your rootfs,
it's just a hint :-)
> Hope that helps,
I can reproduce, so that's not a problem. I can't do much about it until
I'm back next week, but Neil might be able to help. We shall see. Thanks
for testing.
--
Jens Axboe
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