On Thu, Jul 5, 2012 at 11:02 AM, Jummo <ju...@devio.us> wrote: > On Thu, 5 Jul 2012, Mario Moder wrote: > >> Do you have any non-default values set for your tape drive (block sizes, >> max file sizes, etc.) which could have an influence on the btape test? >> > > No special settings just the dfaults. > >> Interesting though that you also get no more than 85 MB/s on real >> backups. Are your 85 MB/s the despooling rate or the total backup rate? >> > > It's the despooling rate. > > For this example backup (a file server) bacula wrote 1.9 TByte of data to the > first tape, so compression seems to work. > >
You may have to play with increasing the block sizes. The default of ~64K is very inefficient for a modern tape drive. John ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Bacula-users mailing list Bacula-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bacula-users
