Maria Jose,

Are you backing up directly to tape? Maybe you would get better results backing 
up to disk and then migrating to tape, at least that would help us identify us 
if the bottleneck is on the network or in the device.

Best regards,
  Francisco Sedano.



----Mensaje original-----
   >De:         mar_jose AT ES.IBM DOT COM
   >De:         mar_jose AT ES.IBM DOT COM
   >Para:       ADSM-L AT VM.MARIST DOT EDU
   >Asunto:
   >Responder a:        ADSM-L AT VM.MARIST DOT EDU
   >Fecha:      martes 2 de febrero de 1999 15:43
   >
   >
   >
   >
   >Tjeerd, the tape drive we are using is an IBM 12/24 GB DDS-3 4mm Intern
   >al
   >(SCSI) Tape Drive. It's attached to the Netfinity, the rate with
   >uncompressed data should be 1.1 MB/sec and 2.2 MB/sec with compressed d
   >ata.
   >
   >  I know it's difficult to get that theorical rate, and the usual is to
   > get
   >a lower one. However, 1.1 GB in one hour and 38 minutes, it's quite a l
   >ot.
   >Which rate should I expect using Shared Memory protocol, with client an
   >d
   >server in the same machine, and version 2?. What I know it's that there
   > is
   >not version 3 for OS/2 yet.
   >
   > In relation to the LANRES test, I know this is difficult and it depend
   >s on
   >the configuration, but the customer asks me again which is the rate the
   >y
   >should expect using LANRES.
   >
   > Thanks for your help,
   >                                                           Mariajo.
   >
   >Marma Josi Rodrmguez Canales
   >Dpto. Gestisn de Sistemas y Redes - IBM
   >e-mail: mar_jose AT es.ibm DOT com
   >Tf:  91 - 397 70 19
   >
   >
   >
   >
   >