Thread (1 message) 1 message, 1 author, 2011-08-06

Re: RAID6 check found different events, how should I proceed?

From: Cal Leeming [Simplicity Media Ltd] <hidden>
Date: 2011-08-06 17:09:04

Can't offer any advice on this issue, but would be very interested to
hear the debrief once the situation is resolved.

On Sat, Aug 6, 2011 at 6:08 PM, Cal Leeming [Simplicity Media Ltd]
[off-list ref] wrote:
Can't offer any advice on this issue, but would be very interested to hear the debrief once the situation is resolved.
On Sat, Aug 6, 2011 at 5:02 PM, Mathias Burén [off-list ref] wrote:
quoted
On 6 August 2011 14:23, Mathias Burén [off-list ref] wrote:
quoted
My RAID6 is currently degraded with one HDD (panic mail on the list),
and my weekly cron job kicked in doing the RAID6 check action. This is
the result:

DEV     EVENTS  REALL   PEND    UNCORR  CRC     RAW     ZONE    END
sdb1    6239487 0               0               0               2       0               0
sdc1    6239487 0               0               0               0       0               0
sdd1    6239487 0               0               0               0       0               0
sde1    6239487 0               0               0               0       0               0
sdf1    6239490 0               0               0               0       49              6
sdg1    6239491 0               0               0               0       0               0
sdh1    (missing, on RMA trip)
(snip)
quoted
* Should I run a repair?
* Chould I run a check again, to see if the event count changes?
* Is it likely I've 2 more bad harddrives that will die soon?
* Is it wise to run another smartctl -t long on all devices?

Thanks,
Mathias
A followup;

I ran smartctl -t long on all devices, and they all passed, SMART is
fine. The number of events is also the same for all HDDs now:

DEV     EVENTS  REALL   PEND    UNCORR  CRC     RAW     ZONE    END
sdb1    6244415 0       0       0       2       0       0
sdc1    6244415 0       0       0       0       0       0
sdd1    6244415 0       0       0       0       0       0
sde1    6244415 0       0       0       0       0       0
sdf1    6244415 0       0       0       0       49      6
sdg1    6244415 0       0       0       0       0       0
sdh1

This is without me running repair or anything like that.

Mathias
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