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Newsgroups: comp.os.386bsd.questions Path: sserve!newshost.anu.edu.au!harbinger.cc.monash.edu.au!bunyip.cc.uq.oz.au!munnari.oz.au!ihnp4.ucsd.edu!dog.ee.lbl.gov!agate!darkstar.UCSC.EDU!news.hal.COM!olivea!charnel.ecst.csuchico.edu!yeshua.marcam.com!MathWorks.Com!zombie.ncsc.mil!paladin.american.edu!constellation!news.uoknor.edu!ns1.nodak.edu!plains.NoDak.edu!tinguely From: tinguely@plains.NoDak.edu (Mark Tinguely) Subject: Re: Reading 8mm tape under FreeBSD 1.0.2 Sender: usenet@ns1.nodak.edu Message-ID: <Cpn6o3.IAu@ns1.nodak.edu> Date: Wed, 11 May 1994 14:24:03 GMT References: <1994May10.045408.11205@ticipa.pac.sc.ti.com> Nntp-Posting-Host: plains.nodak.edu Organization: North Dakota State University Lines: 19 In article <1994May10.045408.11205@ticipa.pac.sc.ti.com> rmfowler@landru.mtc.ti.com (Rex Fowler) writes: >AHA 1542CF SCSI adapter, FreeBSD 1.02. > >What steps should I have to perform in order to read a 2Gb 8mm tape >written in the following steps? > ># shutdown -r now (make sure tape drive is at defaults) ># tar cvf /dev/rst0 . (writes tape without problem) ># tar tvf /dev/rst0 (reads fine) ># shutdown -r now ># tar tvf /dev/rst0 (error, won't read tape) > st0: medium error, info = 10 (decimal) This may not answer your question, but we have always see a reboot trash a mounted 8mm tape on our Sparc machines. I can see tape activity when it is initialized, I wonder if the unit does some test write that trashes the data. --mark.