You can check the dbb volumes out of the lib until you want them to be 
recycled, TSM will not reuse them if they're not in the lib.

On 28 mrt 2010, at 11:49, Christian Svensson wrote:

> TSM will always keep minimum 1 full TSM DB Backup.
> You can never delete that volume from Volhist until you have done a new full 
> successful backup.
> 
> But it is not recommended to only keep 1 full backup, and you can verify that 
> you have a DB Backup by run "q volhist"
> 
> Best Regards
> Christian Svensson
> 
> Cell: +46-70-325 1577
> E-mail: Christian.Svensson AT cristie DOT se
> Skype: cristie.christian.svensson
> Supported Platform for CPU2TSM:: 
> http://www.cristie.se/cpu2tsm-supported-platforms
> 
> ________________________________________
> Från: Mehdi Salehi [ezzobad AT GOOGLEMAIL DOT COM]
> Skickat: den 28 mars 2010 11:44
> Till: ADSM-L AT VM.MARIST DOT EDU
> Ämne: delete volhist
> 
> Hi,
> - A TSM server has weekly full and daily incremental database backups.
> - All volume history information are accidentally deleted by "delete volhist
> type=all todate=today"
> - Can TSM admin restore database backups?
> 
> Thanks

-- 
Met vriendelijke groeten/Kind Regards,

Remco Post
r.post AT plcs DOT nl
+31 6 248 21 622