home *** CD-ROM | disk | FTP | other *** search
- Newsgroups: comp.unix.aix
- Path: sparky!uunet!zaphod.mps.ohio-state.edu!menudo.uh.edu!navier.math.uh.edu!mcbryde
- From: mcbryde@navier.math.uh.edu (Jack Mcbryde)
- Subject: Re: 8mm 2.3 Gig backup times
- Message-ID: <1992Jul28.010533.17429@menudo.uh.edu>
- Sender: usenet@menudo.uh.edu (USENET News System)
- Nntp-Posting-Host: navier.math.uh.edu
- Organization: UH Dept of Math
- References: <210@edi386.huber.com>
- Date: Tue, 28 Jul 1992 01:05:33 GMT
- Lines: 25
-
- In article <210@edi386.huber.com> eddjp@edi386.huber.com ( Dewey Paciaffi ) writes:
- >I've recently aquired a 970 with a 2.3 Gig tape. I find that whatever
- >I do, I can't seem to get more than 1 Gig per hour backup rate. At worst,
- >using the 512 byte block, it took about 2.5 hours/gig.
- >
- >Here's what I currently using, and the hardware blocking in smit is set
- >to 512 bytes, because that's what mksysb likes:
- >
- >backup -0uf- -b32 /oracle1 | tctl -p 65536 -b 16384 -f /dev/rmt0.1 write
- >
- >Am I kidding myself that I should be able to get more than 1 Gig/hour on this
- >tape (we get 2Gig/hour on a Sparc/Budtool setup), or is there something
- >really obvious that I've missed?
-
- 240K/sec is about 14.4M/min is about 864M/hour
-
- >--
- >Dewey Paciaffi eddjp@huber.com
-
-
- --
- jack mcbryde@karazm.math.uh.edu * All I ask of Thee, Lord
- * Christ died for our sins. Dare we * Is to be a drinker and fornicator
- * make his martyrdom meaningless by * An unbeliever and a sodomite
- * not committing them? - Jules Feiffer * And then to die. - Claude de Chauvigny
-