[rescue] Looking for sun4 SunOS4 QIC tapes

[Peter Stokes]

Hi Dave

If you use a non rewind device then multiple dd per tape should be possible.

Peter

Sent from my iPad

> On 27 Aug 2017, at 17:44, Dave McGuire <mcguire at neurotica.com> wrote:
>
>  Unless these are single-file tapes, dumping with dd is unlikely to be
> sufficient.  It would stop at the first file marker, leaving any
> subsequent files unread.  It's important to use a program that knows
> about tape structures to create tape images.
>
>              -Dave
>
>> On 08/27/2017 12:21 PM, Plamen Mihaylov wrote:
>> I already made dumps with dd, you can download the files from
>> m88k.com/4.0.3+4.1.1.7z
>>
>>> On Sun, Aug 27, 2017 at 6:05 PM, Andrew Liles <blah at spilk.org> wrote:
>>>
>>> Awesome... could I convince you to dump copies of them, or perhaps send
the
>>> tapes if you can't? I think the old 'copytape' program would preserve the
>>> structure of the tapes, but maybe there is a better way. I have a QIC-150
>>> drive hooked up to a SPARCstation IPC that should be able to read them.
>>> Assuming the tensioning belt hasn't disintegrated in them...
>>>
>>> Willing to pay reasonable costs for the tapes of course.
>>>
>>> -a.
>>>
>>>
>>>> On Aug 27, 2017, at 7:23 AM, Plamen Mihaylov <plamenspam at afterpeople.com
>>>>
>>> wrote:
>>>>
>>>> I have 4.0.3c and 4.1.1 tapes for sun4c.
>>>>
>>>>> On Sun, Aug 27, 2017 at 4:23 AM, Andrew Liles <blah at spilk.org> wrote:
>>>>>
>>>>> Looking specifically for the 2x QIC-24 SunOS 4.0.3c sun4c SUNBIN tapes
>>> but
>>>>> any
>>>>> tapes relevant to the SunOS 4.0 - 4.1.4 era for SPARC would be nice to
>>>>> have.
>>>>> Were tape distros made for sun4m machines?
>>>>>
>>>>> Ib m sure many of these tapes are degrading at this point and Ib m not
>>>>> seeing a whole lot of preservation of pre-Solaris SunOS releases for
>>> SPARC
>>>>> around - maybe Ib m mistaken! Also seemingly hard to locate are any of
>>> the
>>>>> optional distribution tapes for SunOS4 sun4 - like OpenWindows 1.0,
etc.
>>>>>
>>>>> sun3arc.org <http://sun3arc.org/> seems to be a great source for
>>> 68k-era
>>>>> machines but havenb t found an equivalent for sun4[emc]
>>>>>
>>>>> Would be happy with the physical tapes themselves or dumps of the
>>> contents.
>>>>>
>>>>> Thanks!
>>>>>
>>>>> -a.
>>>>> _______________________________________________
>>>>> rescue list - http://www.sunhelp.org/mailman/listinfo/rescue
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>>
>
>
> --
> Dave McGuire, AK4HZ
> New Kensington, PA
> _______________________________________________
> rescue list - http://www.sunhelp.org/mailman/listinfo/rescue