Date: Thu, 17 Jan 2008 16:45:41 +0100 From: Sten Daniel Soersdal <netslists@gmail.com> To: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> Cc: Michael Lednev <liettneff@bk.ru>, Christian Baer <christian.baer@uni-dortmund.de>, freebsd-questions@freebsd.org Subject: Re: RAID mirror really worked Message-ID: <478F7825.4030107@gmail.com> In-Reply-To: <20080114170016.N2442@wojtek.tensor.gdynia.pl> References: <20080113175319.K1468@border.lukas.is-a-geek.org> <20080114074736.L1166@wojtek.tensor.gdynia.pl> <fmfg24$102j$2@nermal.rz1.convenimus.net> <33530618.20080114175618@bk.ru> <20080114170016.N2442@wojtek.tensor.gdynia.pl>
next in thread | previous in thread | raw e-mail | index | archive | help
Wojciech Puchar wrote: >>>> gmirror works too very good without any hardware :) >> >> CB> Yes, but a hardware RAID works without the OS having to know about >> it. :-) >> >> ...and its failures? ;) >> > :) > > for mirroring there is almost no CPU overhead so buying extra hardware > doesn't make sense at all. not mentioning that most of such hardware are > actually normal disk controllers with extra soft in BIOS. these are > supported by ataraid driver. > > > much better is to use gmirror so it will be completely portable. > > and - with gmirror you DO NOT have to mirror/stripe/concat whole drives. > and that's what i do most often - mirror important data but store > unimportant data without it. ... But with a raid controller mirror you do not have to send the data twice over the host bus. gmirror is awesome -- Sten Daniel Soersdal
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?478F7825.4030107>