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Re: Multiple OSA define


 

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On 12/01/2025 05:40, zpmain via groups.io wrote:

Just an off topic
When i do ipconfig all.
The DNS shows as 8.8.8.8

I guess with this DNS value I can't connect zos from laptop right.



Not enough info given. Not sure about MVS et al but normally the hosts file over-rides the DNS so by manipulating the hosts file you can connect.
If the system you are trying to connect to has an externally visible IP address, so not one of the reserved non-routable range, and you own a domain, you can create an entry pointing to it.
So I own g4ugm.me.uk. So I can create an "A" record mvs.g4ugm.me.uk that points to the MVS system.
When I send my DNS query to 8.8.8.8 it the DNS query could be sent to the root DNS, to the DNS for .uk, to the DNS for me.uk, then finally to the DNS for g4ugm.me.uk which would respond with the answer.?


On Sun, 12 Jan 2025, 04:33 Fish Fish via , <david.b.trout=[email protected]> wrote:
Fish wrote:
> Brian_Westerman wrote:

[...]
> > but unfortunately if I transfer more than a couple gigabytes,
> > it tends to get lost somehow and times out.
>

Which direction?? Sounds like it could be a filestore overflowing..

> Also interesting! As a programmer, that sounds very much like a
> possible memory leak somewhere. I wonder whether the leak (if it
> is a leak! I'm just guessing that it is!) is in z/OS or Hercules?
>
> Question: do you notice an increase in memory use in your host
> (Windows, Linux, etc) when this happens? On Windows, you can use
> Process Explorer.

Or maybe VMMap or RAMMap?? ONE of those great SysInternals tools!

Memory leaks, like race conditions, are notoriously difficult to find.

--
"Fish" (David B. Trout)
Software Development Laboratories

mail: fish@...






Dave
G4UGM

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