Goswin von Brederlow wrote: > Jose Fonseca <[EMAIL PROTECTED]> writes: > >> On Sun, 28 May 2006 13:00:19 +0200, Jean-Luc Coulon (f5ibh) wrote: >> >>> Hi, >>> >>> I've a system with a software raid1 on 2 sata drive 80 GB >>> I've all my system on LVM on this underlying raid. >>> >>> For performances reasons (video editing), I'm thinking if a RAID5. >>> >>> Is there somebody with some experience with raid5: >>> - performances >>> - behaviour in case of a crash >>> >>> Is there an easy process to migrate from raid1 to raid5 without >>> reinstalling everything? >>> >>> Regards >>> >>> Jean-Luc >> I managed to switch from a 2x200Gb RAID-0 to a 3x200Gb RAID-5 without >> reinstalling using raidreconf <http://unthought.net/raidreconf/> on my >> AMD64. >> >> I'm still amazed it work flawlessly, as latest raidreconf dates from 2001! >> Obviously I backed-up everything before, but I didn't need used it. >> >> Although I ran in a Amd64, I compiled raidreconf as a 32-bit application, >> since I was afraid it wasn't 64-bit clean. >> >> Then it's a matter of writing two raidtabs -- one describing the >> current raid setup, and another describing the desired setup -- and run >> raidreconf. >> >> José Fonseca > > Recent kernels and mdadm have support for rebuilding a raid > now. Better to use that where possible. > > MfG > Goswin > >
To say.. move from RAID1 to RAID6? I wasn't aware, seeing that the number of devices changes, and the filesystem has to be modified. Cool if true. I'll go rtfm. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
