On Wed, Dec 30, 2009 at 1:17 PM, Bob Friesenhahn < bfrie...@simple.dallas.tx.us> wrote:
> On Wed, 30 Dec 2009, Thomas Burgess wrote: > >> >> and, onboard with 6 sata ports....sooooo what would be the best method of >> connecting the drives if i go with 4 raidz vdevs or 5 raidz vdevs? >> > > Try to distribute the raidz vdevs as evenly as possible across the > available SATA controllers. In other words, try to wire a drive from each > vdev to a different SATA controller if possible. The ideal case (rarely > achieved) would be if you had the same number of SATA controllers as you > have devices in the raidz vdev. This should assist with performance since > you are only using PCI-X. > > thanks for the advice. Just curious, but in your "ideal" situation, is it considered best to use 1 controller for each vdev or user a different controler for each device in the vdev (i'd guess the latter but ive been wrong before) > Bob > -- > Bob Friesenhahn > bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/ > GraphicsMagick Maintainer, http://www.GraphicsMagick.org/ >
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