Discussions related to exporting backups to tape and backing up directly to tape.
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WinstonWolf
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B&R 9 : Parallel Processing enabled but dont work

Post by WinstonWolf »

Hello ,

I have an big ( 5TB ) Backup to Tape Job one Time in the Week on Thursday .
For this Pool i create an own Mediapool .
In this Media Pool ich check the Box : Enable parallel Processing for this Job and choose 2 Tape Drives .
But when i look at the Tape Drives , only one has an Media inserted .

What goes wrong on this Option ?

Michael
PTide
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Re: B&R 9 : Parallel Processing enabled but dont work

Post by PTide »

Hi,

Parallel processing is possible either between simultaneous tape jobs or between VM chains in one backup to tape jobs. As I can see form your explanation you have only one job.

So, does a backup to tape job have multiple source backup file chains to process? Say, there are several backup job selected as a source for it, or one source backup job uses that uses per-VM backup file chain option?

Thank you.
WinstonWolf
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Re: B&R 9 : Parallel Processing enabled but dont work

Post by WinstonWolf »

Ok ,
A quick presentation what i have :

4 VM Backup Jobs , every 2 from this in one Backup To Tape Job , 2 Backup To Tape Jobs ( every 2 VM Backup Jobs within )
In my MSL4048 i have Build in two LTO5 Ultrium FC Backup Drives and one LTO5 Ultrium SAS Drive .
One Backup Job is very Big 6 TB , i want that this Job uses 2 Drives ( the SAS LTO and the second FC LTO )
The second Job is smaller , 3 TB , I want that he uses one LTO5 FC Drive .
Dima P.
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Re: B&R 9 : Parallel Processing enabled but dont work

Post by Dima P. »

Answered in another thread. Let’s keep the conversation regarding the same issue in one thread please. Thanks in advance.
WinstonWolf
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Re: B&R 9 : Parallel Processing enabled but dont work

Post by WinstonWolf »

Sorry im a little bit confused ? In which other Threat it is answered ?
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Re: B&R 9 : Parallel Processing enabled but dont work

Post by Gostev »

The other thread you have created on the same topic > Slow Backup to Tape Speed with three Tape Drives ?!?!
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Thanks!
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