Gentoo Archives: gentoo-user

From: Volker Armin Hemmann <volker.armin.hemmann@××××××××××××.de>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] {OT} Why RAID1?
Date: Thu, 18 Dec 2008 00:07:53
Message-Id: 200812180107.50356.volker.armin.hemmann@tu-clausthal.de
In Reply to: Re: [gentoo-user] {OT} Why RAID1? by Albert Hopkins
1 On Mittwoch 17 Dezember 2008, Albert Hopkins wrote:
2 > On Wed, 2008-12-17 at 12:30 -0800, kashani wrote:
3 > > Grant wrote:
4 > > > Do you guys think RAID1 is unnecessary with an SLC SSD drive?
5 > >
6 > > No need for RAID1, brand new technology always works right in the first
7 > > generation. There are never problems. :-D
8 > >
9 > > It would be interesting to run RAID1 between an SSD and SATA drive. I
10 > > wonder what sort of issues the disparity in speed would cause.
11 >
12 > WRT writes it will pretty much nullify the advantage of having the SSD
13 > since all writes will be the speed of the slowest drive (the SATA). A
14 > write request is not completed until all mirrors are written to.
15
16 and I am not sure that the SSD is the fast writer ...