[Wylug-help] RAID, mdadm and df

[John Hodrien]

On Fri, 24 Sep 2010, Roger wrote:

> 1.  Does it actually matter if individual drives retain their letter
> (interface connection)?  If not does the RAID software automatically
> detect any change, or do I need to do something manually?  (Should I
> connect the 1.5TB drives to the SATA0 & SATA3 connectors, or can I put
> them on 0 & 1, and move one of the 1TB drives to 3?)

It shouldn't matter.

> 2.  Why the discrepancy between /proc/mdstat and what df reports?  The
> latest drives will more than double the original capacity of md1, but I
> want that to be reliably available.  (I have rebooted since the --grow
> command seemed to succeed, with no change.)

You've resized the md, but did you ever resize the filesystem?

jh