[Info-vax] Y3K for PDP-11 Operating Systems

[Bill Gunshannon]

In article <7d287cc3-4605-49a0-826e-fb92fc14e98d at j28g2000vbp.googlegroups.com>,
	onedbguru <onedbguru at yahoo.com> writes:
> On May 3, 2:39 pm, Henry Crun <m... at rechtman.com> wrote:
>> On 03/05/11 20:51, Bob Koehler wrote:
>>
>> >   >Bob Koehler wrote:
>>
>> >>> In article<bdd4fd3d-bb52-43fb-ad9c-746b901f4... at gu8g2000vbb.googlegroups.com>, jjh<jjhu... at gmail.com>  writes:
>>
>> >>> To make sure I understand, y3K =3D 3000, it is 2011 now...um that is 989
>> >>> years from now...or roughly  12.5 lifetimes....I seriously don't think
>> >>> that anyone in the year 3000 will want to know anything about DEC hw
>> >>> or sw.
>>
>> >> You obviously have not read the historical documents.
>>
>> > I am curious, I have not read the historical documents.
>> > Can you please post a link?
>>
>> > As for Y3K for RT-11, since the date is presently managed
>> > up to 2099 as of V05.07 of RT-11, dates starting in 2100
>> > become the next problem.  And since adding support only
>> > for an additional 128 years seems like a complete waste of
>> > time, then 3000 CE was chosen as the next minimum step.
>> > In practice, at least an additional 4000 years would probably
>> > be added, more than enough to handle dates until the rules
>> > for the CE (Commercial Events, Common Era, Christian Era
>> > or Gregorian - all are identical and have a 400 year cycle)
>> > Calendar requires a rule change to handle years which are
>> > less than the current 365.2418 days.
>>
>> > So Y3K is really just Y2.1K if that makes a difference.
>>
>> IIRC there was an article by someone from DEC who promised that RSTS would be
>> patched to accept five-digit years before the year 9999. However I doubt that
>> current versions would be supported until then...
>>
> question... who cares??? I can almost guarantee that none of us will
> be here in 2099... and by that time you might be using neural-net
> technology that will make the PDP look like a TRS80.

Hey, just what xfdo you think was wrong with the TRS80?

bill

-- 
Bill Gunshannon          |  de-moc-ra-cy (di mok' ra see) n.  Three wolves
billg999 at cs.scranton.edu |  and a sheep voting on what's for dinner.
University of Scranton   |
Scranton, Pennsylvania   |         #include <std.disclaimer.h>