[Info-vax] V9.2-1 Page file size

[Chris Townley]

On 25/02/2024 00:12, Arne Vajhøj wrote:
> On 2/24/2024 2:18 PM, Chris Townley wrote:
>> Just upgraded a VM from 9.2-1 to 9.2-2 which seemed to have worked well.
>>
>> Bearing in mind this us just a hobbyist system, when I created the VM 
>> I gave it 8GB memory, and an 8Gb system disk
>>
>> That was fine, and it created a 2Mb pagefile, not expecting it to be 
>> used.
>>
>> The autogen run at the end of the upgrade obviously though this was 
>> rubbish, so tried to create an 8Gb pagefile on the system disk. 
>> Clearly it couldn't, so it created one of over 4Gb - leaving me with 
>> 120Mb free.
>>
>> It also wanted an 8Gb dumpfile.
>>
>> Is any of this sensible?
> 
> I believe that is one of the differences between Windows and VMS. On
> Windows plenty of RAM and no/small pagefile works fine. VMS want
> pagefile backing of virtual memory even if it is not likely to
> need it. And running out of pagefile space is bad - very bad. So I got
> 1 x 8 GB pagefile on my VMS x86-64 and 3 x 1 GB pagefile on
> my VMS Alpha (can't remember what I have on my VMS Itanium).
> 
> Arne

But VSI recommended 8Gb memory, and an 8Gb system disk. So how do we fit 
that in? Especially if they want another 8Gb for the dump file

-- 
Chris