Babu - We allocated multiple channels on an RMAN disk backup and the backup
time was reduced. I would suggest you try to figure out where your
bottleneck is. Are you writing to multiple tapes? Actually, RMAN has several
features to keep the tape streaming, you may want to look at these. If your
Dennis,
Thanks for your reply. Iam taking tape backup with 3 channels as we have
multiple tape drives. I don't know where the bottleneck is. In the RMAN
output I see it is using all the three channels simultaneously with 10
datafiles per channel. But Iam not getting the throuput. It is taking the
of list ORACLE-L [EMAIL PROTECTED]
cc:
Subject:RE: RMAN backup with MULTIPLE CHANNELS ..
Dennis,
Thanks for your reply. Iam taking tape backup with 3 channels as we have
multiple tape drives. I don't know where the bottleneck is. In the RMAN
output I see it is using all
:
Subject:RE: RMAN backup with MULTIPLE CHANNELS ..
Dennis,
Thanks for your reply. Iam taking tape backup with 3 channels as we have
multiple tape drives. I don't know where the bottleneck is. In the RMAN
output I see it is using all the three channels simultaneously with 10
datafiles per
Look for something like channels-per-tapedrive on the backup server configuration. You
have to be above this figure to use multiple tape drives.
[EMAIL PROTECTED] 02/21/03 07:47a.m.
Dennis,
Thanks for your reply. Iam taking tape backup with 3 channels as we have
multiple tape drives. I don't
also check Maximum Jobs per client.
you will find this setting in the Netbackup preferences window (Netbackup Java
console).
-Mandar
-Original Message-
From: Janardhana Babu Donga [mailto:[EMAIL PROTECTED]]
Sent: Thursday, February 20, 2003 8:44 AM
To: Multiple recipients of list
To: Multiple recipients of list ORACLE-L [EMAIL PROTECTED]
cc:
Subject:RE: RMAN backup with MULTIPLE CHANNELS ..
Jared,
Please let me know what info you need. I would collect it from my
Netbackup
administrator and let you know.
Thanks,
-- Babu
-Original
Mandar,
Thanks for your reply. Iam in the process of checking with my Netbackup
Administrator about the parameter: Max_jobs_per_client. After seeing your
E-Mail, I too looked into the online manual and it seems the value should be
= Number of streams X No.Of Classes. In my case No.Of classes
