Re: Clock Error

Jan-Benedict Glaw <[email protected]>
Newsgroups gmane.os.netbsd.ports.vax
Message-ID <[email protected]>
On Tue, 2023-12-19 23:27:20 +0100, Johnny Billquist <[email protected]> wrote:
> On 2023-12-19 23:25, Mouse wrote:
> > > Anyway.
> > > Desktop:           Tue Dec 19 23:00:23 CET 2023
> > > NetBSD under simh: Wed Dec 20 05:16:22 CET 2023
> > 
> > > Time was originally pretty correct.
> > 
> > Running _fast_?  That's not lost interrupts, then.  (It could be
> > _extra_ interrupts, but that strikes me as a less likely failure mode.)
> 
> Yup. Something seriously wrong. And I would not exclude bugs in simh causing
> *lots* of extra interrupts. Especially considering the Ken also running
> under simh without seeing this effect.

I wonder if idle detection plays a role...

MfG, JBG

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