[Info-vax] VSI strategy for OpenVMS

[Arne Vajhøj]

On 9/13/2021 4:29 PM, Phillip Helbig (undress to reply) wrote:
> In article <sho5ts$lt3$1 at dont-email.me>, Dave Froble
> <davef at tsoft-inc.com> writes:
>> Yes, there are multiple reasons to run a VMS cluster.  But compute
>> resources for the most part is no longer one of those reasons.
> 
> There are certainly many big VMS customers who run clusters partly for
> increased computing power.  Of course, disaster tolerance, rolling
> upgrades, and so on are also reasons.

30 years ago: certainly.

Today: not so sure.

A single Itanium got lots of power.

Disaster tolerance can be achieved in different ways.

>> I have no information to know what the breakdown is among VMS cluster
>> users.  But, I'll pull an Arne and state my factless opinion.  I'm
>> thinking that VMS clusters will not be an issue for many VMS users.
> 
> Does "many" mean more than half?  Even if more than half of the users,
> perhaps not more than half of the machines.

Half??

I would be surprised if it was >5%.

Arne