[Info-vax] MariaDB crash on AXPbox

issinoho iain at issinoho.com
Sat Jan 22 17:29:39 EST 2022


On Saturday, 22 January 2022 at 00:12:11 UTC, abrsvc wrote:
> On Friday, January 21, 2022 at 5:08:07 PM UTC-5, Hans Bachner wrote: 
> > Volker Halle schrieb am 21.01.2022 um 08:49: 
> > > The discussion about EV6 instruction emulation by AXPbox is moot in the context of this thread. The process crash happens on a VSI OpenVMS V8.4-2L1 system, which is not the EV6 optimized version. 
> > > 
> > > [snip] 
> > Beyond that, I'm pretty sure that V8.4-2L2 would not even boot if the 
> > EV6 instructions are not available. 
> > 
> > Hans.
> Subtle but distinct difference here. EV67 introduced additional instructions that as I stated and Volker also stated are not the issue here. But... it is important to note that if AXPbox is a true EV6 implementation, there is the possibility that an EV67 code base COULD fail because of a missing instruction encoding. Again, not likely in code that would allow the system to boot properly in any case.

Thanks, everyone. I'm not going to pursue this any further, it's clearly an emulation issue.


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