[Info-vax] New filesystem mentioned

IanD iloveopenvms at gmail.com
Thu May 16 06:08:02 EDT 2019


I seem to remember something about Oracle using the VMS clustering goodies too but it was nothing in writing, just spoken about. Perhaps it was something to do with them using a dlm that was similar?

The Lustre file system makes direct mention of modeling some of it's distributed lock manager off of concepts used by VMS dlm

Like in lots of things, VMS has sat on it's outstanding technology and charged an arm and a leg for it
 
This help foster a catch up market where others had an incentive to create their own. 
One can argue as much as one likes as to the strength of VMS clustering but other offerings are now possibly just as good or good enough and the VMS premium is considered too expensive now

What and when was the last technological advance made in VMS clustering? 
Compare this to innovation made by others now and where clustering and distributed technology innovation comes from now

Hashgraph and related technologies might hold ways of expanding existing clustering technologies with it's blistering fast transaction rates (100's of thousands of transactions per second). Sure, it's limited by the number of nodes you can gossip with in a reasonable timeframe, but I believe it's around 1000 or so, so maybe it could be adapted to support VMS clusters of that size?

Perhaps there's opportunity for VMS clusters still if they can truly be a backbone for distributed redundant synched data supporting high speed replication or is that chasing a crowded market?

But there's so much work to be done, this sort of cutting edge clustering stuff could be 10 years away before being production available and I doubt I could even imagine what other technologies might be upon us by then

At least VSI has done more for VMS in the short time they tucked VMS under their wing compared to HP who let it rot and worse, let the public think it had no future by being vague about it's future until the 11th hour of it's death announcement (yeah, I'm still a tiny bit bitter how HP treated VMS!!!)



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