Re: Very slow LVM performance

[Mike Bird <mgb-debian@yosemite.net>]

On Mon July 12 2010 15:16:47 Aaron Toponce wrote:
> Incorrect. The Linux RAID implementation can do level 10 across 3 disks.
> In fact, it can even do it across 2 disks.
>
> http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10

Thanks, I learned something new today.

Now I guess the question is, does LVM understand the performance
implications of 10 RAID-1E PV's, or would the OP be better off
assigning his 30 devices as 15 RAID-1 PV's.

--Mike Bird