[Info-vax] Marketing ideas for VSI ?
Scott Dorsey
kludge at panix.com
Fri Dec 14 12:30:17 EST 2018
Stephen Hoffman <seaohveh at hoffmanlabs.invalid> wrote:
>
>Clustering is one way to provide data access across software
>upgradesâthe app requirements around writing a clustering-capable and
>particularly around writing an app capable of its own rolling upgrades
>are very poorly documented, but are possibleâand across server
>failures. This access when configured with multi-host shared-write
>storage hardware and/or with software-based shared-write RAID-1 HDD or
>SSD storage. The multi-host software RAID-1 can operate atop hardware
>RAID, though hardware RAID is far from a unique feature.
Note that what people outside the VMS world mean by "clustering" is not
the same thing, and often involves loosely-coupled multiprocessing systems
for computationally-intensive tasks. However, DEC used the word first and
we are stuck with it, in spite of the unfortunate overlay.
--scott
--
"C'est un Nagra. C'est suisse, et tres, tres precis."
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