On Wednesday 05 September 2012 01:22:12 JayJay wrote:
> Hi folks,
> 
> lately I experienced a few difficulties with data domain boost devices, more 
> precisely with the max. and target session configuration.
> 
> I configured two two boost devices for each storage node with a max. session 
> of 1 and a target session of 12.
> 
> I see networker bring up warning and information messages that he is waiting 
> for writable volumes on pool "xyz" on storage node "xyz".
> 
> The thing is, that only one networker group is running which is allocating 
> three save streams (two on the first and one on the second boost devices). So 
> I figur that there are 19 sessions available. But no other networker group 
> can do it's backup until the first group has finished.
> 
> I tried to switch the configuration 12/12 and then the warning and 
> information messages disappeared. But I hab no real device load-balacing. 
> Networker allocated 12 sessions on the first boost device before backing up 
> on the second one.
> 
> Has anyone experienced comparable issues?

Try Target sessions = 1 and Max sessions = 12 instead.
You had them the wrong way.

Best
Dag