Re: Y2K
H. Peter Anvin (hpa@transmeta.com)
19 Jun 1998 21:22:02 GMT
Followup to: <Pine.LNX.3.96.980619154245.389C-100000@kiko.paradigm-sa.com>
By author: Peter K <pko@paradigm-sa.com>
In newsgroup: linux.dev.kernel
>
> On Fri, 19 Jun 1998, Jon Lewis wrote:
>
> > On Fri, 19 Jun 1998, Richard B. Johnson wrote:
> >
> > > Problems will occur at (I think I remember) the year 2054 because
> > > the time_t integer is not large enough. By that time, we should all have
> > > 256-bit machines so the problem should go away.
> >
> > It's 2038 for 32-bit systems. Even with 64-bit systems, time_t wrap isn't
> > an issue...unless you expect to be around in about 292471208649 years.
>
> Hmmm. You should use 365.25, which would make it 292271023045, not
> considering an annual slow-down of approx .02 secs, which would bring it
> to about 292271022663, given that the decay is linear ...
>
> <shrug> by which time the sun has long ceased anyway.
>
> I feel so *mortal* when viewing these numbers.
>
365.2425 if you're using the Gregorian calendar.
-hpa
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