Re: RMAN: backup archivelog all, eats ALL processors!

From: ivan vasquez <ivan_at_itos.uga.edu>
Date: Tue, 19 Nov 2002 10:36:41 -0500
Message-ID: <ardlqb$8ab$1@cronkite.cc.uga.edu>

Ready! As you guessed it, I had just a single configured channel and parallelism was set to 1 (default). After setting parallelism to 4 I saw 4 connections started to perform the backup and things were done in about 2 minutes!

Thank you.
Ivan.

"Sybrand Bakker" <gooiditweg_at_sybrandb.demon.nl> wrote in message news:5rmitu0ahupi0acpfo7gh8l41ueka1ooq1_at_4ax.com...
> On Mon, 18 Nov 2002 14:26:00 -0500, "ivan vasquez" <ivan_at_itos.uga.edu>
> wrote:
>
> >Any clues on what can be wrong??
>
> Not without at least:
> the full RMAN script causing the problem
> the full log of the particular run going awry
> the value of the following parameters
> backup_async_io
> large_pool_size
> recovery_parallelism
>
> My guess is you have backup_async_io = true.
> In that case RMAN will start one session per file.
>
> Hth
>
>
> Sybrand Bakker, Senior Oracle DBA
>
> To reply remove -verwijderdit from my e-mail address
Received on Tue Nov 19 2002 - 09:36:41 CST