Wanted: SIMH VAX VMS tape image tester, take 2

Rich Alderson RichA at LivingComputerMuseum.org
Sat Dec 20 22:43:55 CST 2014

From: Fred Cisin
Sent: Saturday, December 20, 2014 1:34 PM

> Could you create a separate file that is associated with each file?
> filename.DAT  and filename.INF
> That way, the .DAT file can be an "UNCORRUPTED" exact image of the
> original data.
> filename.INF could be a simple text description, maybe even in complete
> sentences, containing whatever is known about the file, such as record
> structure(s), etc.  (and editable if/when more is learned!)
> If there is an expectation of an extreme quantity of data files,
> then the .INF file should have a fixed machine parseable format,
> followed by a freeform text component at its end.

> Maybe even create additional files, such as filename.JPG containing an
> image of the label.
> The big problem with that is the requirement that the .INF file stay in
> proximity to the file containing the image of the data.  Maybe STAPLE them
> together?

...and you've just recreated the essence of the Time Capsule File System.


Rich Alderson
Vintage Computing Sr. Systems Engineer
Living Computer Museum
2245 1st Avenue S
Seattle, WA 98134

mailto:RichA at LivingComputerMuseum.org


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