[DRBD-user] A simple test

Lars Ellenberg lars.ellenberg at linbit.com
Wed Jun 13 15:57:17 CEST 2007

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

On Wed, Jun 13, 2007 at 09:04:41AM -0400, Ryan Steele wrote:
> Ben and Mark,
> Thank you for your input.  I am currently fixing up my FAI configs such 
> that they do not create an MD device out of two of the unused 
> partitions, as I don't see any need to have the DRBD meta-disk striped 
> or mirrored (unless someone has any good reason pointing to the 
> contrary, e.g. significant performance gains).
> Pending that, I will re-test with drbddisk and Filesystem.  Again, I 
> appreciate the advice and hopefully this will yield successful results!

saying "hey, I use drbd, there is no need for raid underneath"
is similar to "hey, I have raid, there is no need for backups anymore".

and yes, you get a performance gain from using raid1,
because reads can be striped.

: Lars Ellenberg                            Tel +43-1-8178292-0  :
: LINBIT Information Technologies GmbH      Fax +43-1-8178292-82 :
: Vivenotgasse 48, A-1120 Vienna/Europe    http://www.linbit.com :
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