[Samba] Debugging a performance issue

[Jeremy Allison]

On Sat, Mar 27, 2021 at 09:58:47AM +0100, Stefan G. Weichinger via samba wrote:
>
>Situation:
>
>Debian 10 domain member server with Version 4.13.5-Debian
>
>The hardware is some years old, 4 SAS disks (HUC101830CSS204) in hw 
>RAID6, RAID intact.
>
>2 gigabit NICs bonded on a uptodate switch. So ... not too bad.
>
>There are a few shares, one of them with a software that users start 
>from the network share (older accounting software). They start the 
>software from share1 and work with data on share2.
>
>The customer tells me that there are specific tasks in the software 
>that take a few minutes when run in that setup.
>
>The same task with the same customer data is much much faster when run 
>locally on the customer's PC.
>
>OK, expected. A modern SSD, locally ... etc etc
>
>But I don't think it should be minutes versus seconds, right?

Need more details I'm afraid. "specific tasks...that take a few minutes"
isn't enough to go on, sorry.