[Info-vax] The real problem that needs solving to grow VMS

[kemain.nospam at gmail.com]

> -----Original Message-----
> From: Info-vax <info-vax-bounces at rbnsn.com> On Behalf Of Simon Clubley
> via Info-vax
> Sent: Monday, November 14, 2022 2:56 PM
> To: info-vax at rbnsn.com
> Cc: Simon Clubley <clubley at remove_me.eisner.decus.org-Earth.UFP>
> Subject: Re: [Info-vax] The real problem that needs solving to grow VMS
> 
> On 2022-11-11, <kemain.nospam at gmail.com>
> <kemain.nospam at gmail.com> wrote:
> >> -----Original Message-----
> >> From: Info-vax <info-vax-bounces at rbnsn.com> On Behalf Of Simon
> >> Clubley via Info-vax
> >>
> >> Some reading for you Kerry:
> >>
> >> https://en.wikipedia.org/wiki/GFS2
> >>
> >
> > If you had read one of my recent posts regarding this topic, you would
> > have seen where I stated "shared disk (OpenVMS, Linux GFS2 and z/OS)"
> >
> 
> Yes, I saw those. You conveniently missed that little bit out when trying
to
> say shared disks were a unique selling point for VMS. :-)
> 

Nice try.  

Re-read that post. I clearly stated there were pro's and con's with shared
disk vs. shared nothing application architectures.

My reference clearly stated that shared disk application architectures have
both advantages and disadvantages compared to shared nothing architectures.

> > But I stated well established .. this fully supported GFS2 technology
> > was only integrated into RHEL since V5.3. (2010 timeframe). Also, GFS2
> > is not currently widely used in the Linux world.
> >
> 
> Percentage wise or absolute numbers ?

There has been many public testimonials in the past regarding OpenVMS
clusters in very mission critical environments.

Perhaps I missed them, but can you provide any external references to Linux
GFS2 used in mission critical and very HA clusters?

> 
> On an absolute numbers basis, I wonder how many use GFS2 compared to
> VMS shared disks ?
> 
> BTW, GFS2 was something VSI was actively looking at for the new
filesystem.
> 
> Simon.
> 

As an option for OpenVMS Customers - not a total rip-n-replace.


Regards,

Kerry Main
Kerry dot main at starkgaming dot com





-- 
This email has been checked for viruses by AVG antivirus software.
www.avg.com