Date: Tue, 13 Apr 1999 12:38:30 +0930 From: Greg Lehey <grog@lemis.com> To: David Wolfskill <dhw@whistle.com>, freebsd-hardware@FreeBSD.ORG Subject: Re: DDS-2/DDS-3 drives Message-ID: <19990413123830.E74226@lemis.com> In-Reply-To: <199904122028.NAA97638@pau-amma.whistle.com>; from David Wolfskill on Mon, Apr 12, 1999 at 01:28:54PM -0700 References: <l0313031db3348bd30c27@[203.17.167.17]> <199904122028.NAA97638@pau-amma.whistle.com>
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On Monday, 12 April 1999 at 13:28:54 -0700, David Wolfskill wrote: >> Date: Sat, 10 Apr 1999 15:09:06 +1000 >> From: Richard Archer <rha@interdomain.net.au> > >> DLT-7000 has superior performance only if your system can stream data to >> the drive at the speed the drive writes to tape. As soon as the drive has >> to stop, rewind and resynchronize, the performance drops back to DLT-4000 >> levels, and the longevity of the drive falls remarkably. > > Which is an excellent reason to make use of software such as "amanda", > which will (if you let it) use disk space on the "backup server" as a > big speed-matching buffer... and (not-so-coincidentally) also permit > concurrent dumps from multiple filesystems. IIUC, amanda doesn't handle EOM correctly, which makes it less than excellent. Greg -- See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message
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