Steven Cole wrote:
>
> ...
> I've never seen this on 2.4.19-rc3 and I've been beating on it pretty
> hard, running dbench 128 many times. However, 2.5 is another story.
>
> This might not be the best thread to report this, but since the subject
> came up, I'm getting the following message with recent 2.5.x kernels
> whenever I run relatively large numbers of dbench clients.
>
> Buffer I/O error on device sd(8,8), logical block XXXXXXX
>
> where logical block repeats 0-6 times. This behavior is repeatable, but
> only occurs under fairly high load. I ran dbench with increasing numbers
> of clients, with the following results:
>
> dbench clients Buffer I/O error messages
> >=48 0
> 52 1
> 56 0
> 64 0
> 80 11
> 96 9
> 112 7
> 128 4
Yup. The printk is bogus - I thought I'd removed it a couple of
kernels ago.
It's a bit sad that an abandoned readahead attempt is indistinguishable
from a dead disk.
-
-
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/
This archive was generated by hypermail 2b29 : Wed Aug 07 2002 - 22:00:16 EST