Re: RFC - new raid superblock layout for md driver

From: Lars Marowsky-Bree (lmb@suse.de)
Date: Wed Nov 20 2002 - 18:30:20 EST


On 2002-11-20T10:05:29,
   Steven Dake <sdake@mvista.com> said:

> This could be done without this field, but then the RAID arrays could be
> started unintentionally by the wrong host. Imagine a host starting the
> wrong RAID array while it has been already started by some other party
> (forcing a rebuild) ugh!

This is already easy and does not require addition of a field to the md
superblock.

Just only explicitly start disks with the proper uuid in the md superblock.
Don't simply start them all.

(I'll reply to Neil's mail momentarily)

Sincerely,
    Lars Marowsky-Brée <lmb@suse.de>

-- 
Principal Squirrel 
SuSE Labs - Research & Development, SuSE Linux AG
  
"If anything can go wrong, it will." "Chance favors the prepared (mind)."
  -- Capt. Edward A. Murphy            -- Louis Pasteur
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This archive was generated by hypermail 2b29 : Sat Nov 23 2002 - 22:00:34 EST