I noticed a similar fall in performance.  However this was only for the
first run.  Subsequent incrementals seem to have improved.

Tom

On 9 Jun 99, at 20:45, Paul Zarnowski wrote:

> This is a PTF7 NetWare performance question:
>
> Does anyone know if there are any known performance problems running the
> new 3.1.0.7 Netware client with a server earlier than 3.1.2.30?  The PTF7
> client adds LFN support (yay!), but the README file indicates that the
> server needs to be at 3.1.2.30 to get the LFN support.  Here's why I ask
> about performance..
>
> Our server is still at 3.1.2.13.  One of our Netware users upgraded their
> client to PTF7.  That evening (2 nights ago), and the evening after (last
> night), their backups slowed waay down.  Like from 3-4 hours before
> upgrading to 18+ hours after upgrading.  During the first incremental, all
> the files on only 1 of their volumes were "updated" (according to the
> scheduler log).  Only 1 volume - none of the other volumes - did this.
> This updating took a long time.  Besides that, the processing of files on
> other volumes also slowed way down.  This is for files that did not change.
>  You know, there are lines in the scheduler log indicating "nn,nnn files
> processed"?  The timestamps on these were MUCH further apart on the PTF7
> client, than they were before they upgraded, indicating that it was taking
> ADSM much longer just to process files.  I should state that the node was
> upgraded from a version 2 client.
>
> I can schedule an upgrade of our server, but I'd like to know if this is
> likely to solve the performance issue or if the problem lies elsewhere.
> Any thoughts from you experts out there?
>
> Thanks in advance.
> ..Paul



==============================
Tom Anstey
Computer Manager
Institute of Molecular Medicine
John Radcliffe Hospital
Headington
Oxford
OX3 9DS