Date: Fri, 18 Oct 96 08:45:08 -0500 From: Ben Black <black@gage.com> To: Brandon Gillespie <brandon@glacier.cold.org> Cc: Michael Beckmann <petzi@zit.th-darmstadt.de>, fs@freebsd.org, questions@freebsd.org Subject: Re: ccd setup for striping Message-ID: <9610181345.AA28374@squid.gage.com> In-Reply-To: <199610180032.SAA04608@glacier.cold.org> References: <199610180032.SAA04608@glacier.cold.org>
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>They really are not relative, the idea behind doing a RAID drive is to get >stability from redundancy (not more disk space)--if one drive cooks you >still have 5 (or however many) other drives still functional. Using >multiple disks with different partitions would give you more disk space, >but would not give you any more stability. i'll assume by stability you mean fault-tolerance. honestly, this is a news server we are talking about...is the news *that* important? i promise you using software RAID will *kill* the server performance. also, the idea behind RAID is to use multiple disks to various ends: some RAID levels do *not* give you data redundancy (striping without parity is very fast, but not fault-tolerant, for instance), some make poor use of disk space to avoid losing performance doing parity calculations (mirroring)...you get the idea. b3n
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