[CentOS] Drive problem

Tue Jun 16 18:23:10 UTC 2015
m.roth at 5-cent.us <m.roth at 5-cent.us>

Valeri Galtsev wrote:
> On Tue, June 16, 2015 7:11 am, mark wrote:
>> On 06/16/15 07:59, Ashish Yadav wrote:
>>> Hi,
>>> On Tue, Jun 16, 2015 at 2:26 AM, <m.roth at 5-cent.us> wrote:
>>>> I was rsync'ing data from one system to another, and the recipient
>>>> suddenly started throwing DRDY errors. Now, it's a fairly new WD Red
>>>> 3TB, and I'd think it was just a bad drive... but I'm really
>>>> confused by this, from the logs:
>>>> Jun 15 15:34:43 <servername> kernel: ata3: SError: { Dispar }
>>>> Dispar? And googling, every reference I find to that word always has
>>>> something else there.
>>>> System's running 5.11. Filesystem's xfs.
>>>> Any thoughts?
>>> Please check your SATA data cable first, I have similar experience
>>> where something was wrong with the cable and it started to give
>>> DRDY errors. When I put that disk into another machine then
>>> it was working fine without any problem.
>> It's something to consider... but I can't do that easily. This is a
>> server that's been running for years, and is in use, and it's a
>> hot-swap bay.
> Then it also could be caused by a micro crack on a backplane.

It was working fine before I put in the 3TB drive earlier this year, and I
haven't had any trouble at all with it until yesterday, when I started
copying a lot of data to a not-much-used disk.