Date: Wed, 19 Apr 1995 10:13:08 +0100 (BST) From: Doug Rabson <dfr@render.com> To: Stefan Esser <se@mi.uni-koeln.de> Cc: current@FreeBSD.org Subject: Re: DAT tape problems Message-ID: <Pine.BSF.3.91.950419101108.7431B-100000@minnow.render.com> In-Reply-To: <199504181710.AA17946@FileServ1.MI.Uni-Koeln.DE>
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On Tue, 18 Apr 1995, Stefan Esser wrote: > On Apr 18, 14:19, Doug Rabson wrote: > } Subject: DAT tape problems > } I just attempted to read back a dump from a DAT tape to test our backup > } strategy and disturbingly, the file which read back from the tape was > } corrupted. The directory was intact but when the dump was extracted, > } there was a checksum error on one file and when comparing the extracted > } tree with the original, at least one file had been corrupted. > } > } My DAT drive probes as a 'WangDAT Model 3400DX' and it is set to use > } compression. Does anyone have an idea what is happening? > > DAT drives are supposed to work ! > > I'm using a HP 1533 DDS-2 drive with good success. > > What controller are you using ? Its an old Adaptec 1542B. I am sure that I have successfully restored stuff from this drive before though. Maybe it is something to do with the file being restored not being the first on the tape? -- Doug Rabson, RenderMorphics Ltd. Mail: dfr@render.com Phone: +44 171 251 4411 FAX: +44 171 251 0939
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