Date: Tue, 17 Oct 2000 09:41:12 -0500 From: Jonathan Fosburgh <syjef@mail.mdanderson.org> To: Daniel.Bye@uk.uu.net Cc: wash@iconnect.co.ke, freebsd-questions@FreeBSD.ORG Subject: RE: Defragmentation Message-ID: <8766mro7i0.wl@jef-nt.mdacc.tmc.edu> In-Reply-To: In your message of "Tue, 17 Oct 2000 15:04:14 %2B0100" <FB7CAC781DB6D311BEE800805FE6FADA2F4CB3@camexch4.cam.uk.internal> References: <FB7CAC781DB6D311BEE800805FE6FADA2F4CB3@camexch4.cam.uk.internal>
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* Daniel Bye <Daniel.Bye@uk.uu.net> writes: > As far as I know, there are no defragmentation agents for FreeBSD (or most > other *NICES). Therefore, you would have to rebuild your file systems. > Take a tape backup of the entire system (this is sequential, so disk > fragmentation is not an issue), rebuild your disk slice/partition setup, and > then restore the backed up file systems from the tape. > However, you shouldn't need to do this as often as under MS systems, as the > various UNIX file systems aggressively try to minimise data fragmentation. > If anyone knows of a defragmentation agent, I'd like to know :o) > Dan In addition to that, I really don't think fragmentation is a problem unless it gets very high (I think I've heard the figure 90%, but I am very unsure). You might go check the mailing list archives as this is discussedat least every month or two. -- Jonathan Fosburgh Open Systems Communications and Computer Services UT MD Anderson Cancer Center Houston, TX To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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