On 2010-12-15, at 10:06, Eudes PHILIPPE wrote:
> At the end, I want (if it's possible), a raid 5 over Ethernet, or, 1 physical 
> raid 5 on each ostX and a big lvm I can extend as I want....

Lustre itself can not do RAID over the network, if that is what you are looking 
for...

> For my first test, I upload on client a file (1.8 Go) (each ost have 1 Go)
> The problem, is, when sdb is full, he stop the copy, and don't continue on 
> ost2

If you create your file to be striped over both OSTs, then it should work.

Use "lfs setstripe -c2 /home/newfile" to specify a stripe count of 2.

Cheers, Andreas
--
Andreas Dilger
Lustre Technical Lead
Oracle Corporation Canada Inc.

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