Hello Georges,

i've the following environment:

AIX 4.1.5 in SP2 with High Performance Switch Network. The SP2  Client
Nodes
are 604e High Node with 2GB Memory and 8 Processors. ASDM-Client is
3.1.0.3.
ADSM-Server is 3.1.1.2 (after next week i've ugrade to 3.1.2.0) on SP2 Node
604

with 2GB Memory and 2 Processors. Oracle-DB is Version 7.3.3.4 non Parallel
Server.

Best Regards
Horst

Georges.Roig AT unicible DOT ch schrieb:

> Hi Horst,
> I'm very interested by your datarate: what kind of network are you using
to
> get this performances.
> How many processors do you have in your machine?
> Does your datarate increased upgrading backint 2.3?
>
> My environment is:
> AIX 4.1.5 in SP2
> ADSM Server 3.1.1.5
> ADSM Client   2.1.10.7
>
> Best Regards
> Georges
>
> Horst Groh <Horst.Groh AT hager DOT de> sur 30.11.98 12:38:58
>
> Pour :    ADSM-L AT VM.MARIST DOT EDU
> cc :
> Objet :   Re: Parallel sessions with backint
>
> Hallo Georges,
>
> the parameter for backinit are:
>
> cat init<sid>.utl
>
> MAX_SESSIONS: xxx   ==> Number of physikal drive
> MULTIPLEXING: xxx    ==> Number of Session per drive
>
> I've two 3590, backint 2.3, aix4.1.5, sapdba 3.1F, MAX_SESSIONS=2
> MULTIPLEXING=4
> the datarate is about 30-35 GB/hour per Drive
>
> Roig Georges schrieb:
>
> > Hi,
> >
> > I'm working to increase the speed of my SAP backup, and for the moment
> the
> > performance I realized is 20GB/h direct to tape with
> > 1 parallel session.
> > I 'm trying to run backint witn 2 parallel sessions direct to tape, but
> > only one session is backed up by the tape, the other one is in MediaW
> > status.
> > When the first session is finish, the second session continue, and the
> same
> > for the third session until the second session is finish etc....
> >
> > Does anyone has an idea why the both sessions doesn't really running in
> > parallel ?
> >
> > Georges
> >
> > (BACKINT 2.2)