Date: Mon, 14 Jan 2008 17:02:29 +0100 (CET) From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl> To: Michael Lednev <liettneff@bk.ru> Cc: Christian Baer <christian.baer@uni-dortmund.de>, freebsd-questions@freebsd.org Subject: Re: RAID mirror really worked Message-ID: <20080114170016.N2442@wojtek.tensor.gdynia.pl> In-Reply-To: <33530618.20080114175618@bk.ru> 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>
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>>> 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.
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