Thread (18 messages) 18 messages, 5 authors, 2014-08-06

Re: On URE and RAID rebuild - again!

From: NeilBrown <hidden>
Date: 2014-08-04 07:13:29

On Mon, 4 Aug 2014 09:02:22 +0200 (CEST) Mikael Abrahamsson
[off-list ref] wrote:
On Sun, 3 Aug 2014, NeilBrown wrote:
quoted
quoted
2) how UREs should be visible? Via error reporting through dmesg?
If you want to see how the system responds when it hits a URE, you can use the
hdparm command and the "--make-bad-sector" option.  There is also a
"--repair-sector" option which will (hopefully) repair the sector when you
are done.
Does this command do the same as with a real URE, ie will try until the 
timeout of the drive (which is what, 90 seconds on a consumer drive, 7 
seconds of an enterprise drive, right?).
All I know is what I read in "man hdparm".

NeilBrown

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