[Info-vax] Current VMS engineering quality, was: Re: What's VMS up to these

Michael Kraemer M.Kraemer at gsi.de
Fri Mar 16 00:19:22 EDT 2012


Paul Sture schrieb:

> There were a couple of other problems here.  When twenty odd workstations 
> were trying to reboot, when the network came back they all did it more or 
> less at once. 

Yep, rather messy.
Plus, when the network still had persistent/intermittent problems,
the whole configuration remained dead in the water.

> Until I changed the workstations to use Dump Off System 
> Disk (DOSD), the server system disk would go into a full shadow merge (or 
> was it shadow copy?).  This caused further problems:
> 
> a) the boot times were exceptionally long
> b) some part of DECnet Phase V could time out and you'd have to reboot 
> the workstation later to recover from this

I don't know if this would have helped in the cases I experienced.
But I'm rather sure the responsible VMS experts would have tried it,
if possible. Too embarrassing, a VMS cluster unavailable for hours.

> On the plus side, our team never lost any data from this, but I cannot 
> speak for the DBAs.





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