[Info-vax] System parameters (and a marketing suggestion), was: Re: What Will Drive More OpenVMS Adoption?

Simon Clubley clubley at remove_me.eisner.decus.org-Earth.UFP
Mon Dec 6 13:29:15 EST 2021


On 2021-12-03, Arne Vajhøj <arne at vajhoej.dk> wrote:
> On 12/3/2021 1:55 PM, Simon Clubley wrote:
>> I think VSI have done some work with parameter defaults so at least
>> some of them will not be an issue on x86-64 VMS.
>> 
>> Is there any option in VMS where, if a system/process goes past some
>> percentage (say 80% to 90%) of any system parameter designed to limit
>> use of a resource, VMS will issue an OPCOM warning about that system
>> parameter (and maybe log it elsewhere as well) ? If not, would this
>> be a good option to add to VMS ?
>
> I think VSI should get rid of >95% of SYSGEN and SYSUAF limits.
>
> They made sense with a 256 KB VAX but not so much on a 256 GB x86-64.
>

Agreed, but it would be nice if they would retain an overall ability
to stop a single runaway process from gobbling up all the resources
without at the same time having to micromanage resources as needed to
be done on the resource limited systems of old.

Simon.

-- 
Simon Clubley, clubley at remove_me.eisner.decus.org-Earth.UFP
Walking destinations on a map are further away than they appear.



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