Re: md RAID1 passes I/O errors to the filesystem despite having alive mirrors?

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On Fri, 15 Mar 2013 12:07:47 +0100 (CET)
Roy Sigurd Karlsbakk <roy@xxxxxxxxxxxxx> wrote:

> > What happened was:
> > - a device (sdg1) was added as a write-mostly member to a degraded
> > two-member RAID1 (md3) and started recovering;
> 
> May I be so frank as to guessing you found an old drive and added as write-mostly? sdg is the bad drive here…

This is correct, but I should note that I did not add it as write-mostly just
because it's an older drive, but because it is my normal set-up for md3:
a RAID1 mirror of a fast SSD (sdf) and a write-mostly HDD (sdg in this case).

-- 
With respect,
Roman

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