Bacula-users

Re: [Bacula-users] Limiting only despooling|writing concurrent jobs.

2012-11-02 13:41:11
Subject: Re: [Bacula-users] Limiting only despooling|writing concurrent jobs.
From: lst_hoe02 AT kwsoft DOT de
To: bacula-users AT lists.sourceforge DOT net
Date: Fri, 02 Nov 2012 18:37:20 +0100
Zitat von ALyarskiy <bacula-forum AT backupcentral DOT com>:

> Zitat von ALyarskiy <bacula-forum < at > backupcentral.com>:
>
> How can i limit writing jobs to 1 without limiting spooling jobs?
>
> I want to have only one job writing on the tape but spool other jobs
> in parallel.
>
> This is the default as far as i understand. The tape is locked
> exclusive from one writer while other jobs which run concurrently will
> spool data as long as the maximum spool size is not reached. Works
> fine here but you need a really fast spool area if you want to feed
> something like LTO-4/5/6 at full speed.
>
> Regards
>
> Andreas
>
>
> It is true for jobs with SpoolData=yes, but i have few jobs that  
> have SpoolData=no, so they write data right on the tape.
> I want to limit jobs that have SpoolData=no by 1 concurrent, so only  
> 1 job could write data on the tape, and permit the rest jobs with  
> SpoolData=yes to spool data on local drive concurrently (5-7 streams).

You might try the "Maximum Concurrent Jobs" directive for the tape  
device but i guess with this you will block the despooling until all  
non spooling jobs have passed. Why do you want to have spooling and  
non-spooling jobs anyway for the same device?

Regards

Andreas



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