xfs
[Top] [All Lists]

Re: able to mount a fs, unable to repair it

To: laurent+xfs@xxxxxxxxxxxxx
Subject: Re: able to mount a fs, unable to repair it
From: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>
Date: Thu, 23 Dec 2010 22:44:45 +0100
Cc: xfs@xxxxxxxxxxx
In-reply-to: <87zkrws2pa.fsf@xxxxxxxxxxxxxxxxxx>
Organization: Intellique
References: <87r5d9uuez.fsf@xxxxxxxxxxxxxxxxxx> <20101223183531.19464601@xxxxxxxxxxxxxx> <87zkrws2pa.fsf@xxxxxxxxxxxxxxxxxx>
Le Thu, 23 Dec 2010 20:34:41 +0100 vous écriviez:

> > My advice : software RAID stinks under high CPU load/ high IO. Use
> > hardware RAID whenever possible because it provides more predictable
> > performance and remove many weird software interactions from the
> > picture.  
> 
> The 3w9550sx doesn't raid6, but I admit I've been thinking of using
> its raid5 instead of the slow soft raid6.

Ah that's a valid reason :) RAID-5 is reasonable with disks under 1TB
and arrays up to 6 TB. Further it's a bet against the law of physics :)

However, a reliable RAID-5 is probably safer than an experimental
RAID-6 overall :)

-- 
------------------------------------------------------------------------
Emmanuel Florac     |   Direction technique
                    |   Intellique
                    |   <eflorac@xxxxxxxxxxxxxx>
                    |   +33 1 78 94 84 02
------------------------------------------------------------------------

<Prev in Thread] Current Thread [Next in Thread>