I have a pile of LTO 2 tapes, and both an LTO 2 drive (HP Ultrium 460e), and an autoloader with an LTO 3 drive in (Tandberg T24 autoloader, with a HP drive). Performance of the LTO 2 tapes in the LTO ...
Does anyone know a way, (other than using SystemTap + iostat-scsi.stp script), to get Tape Drive performance statistics? Server: Red Hat Enterprise Linux Server release 5.7 (Tikanga) Kernel ...
Does tarring up small files into one big tar file before writing them to tape increase the level of data loss when an error occurs?
I've been looking at our backups recently and noticed that the tape throughput is a lot lower when writing lots of small files, so was thinking of tarring those small files up into one big tar file ...
I'm working on a project to speed up our daily backups. I've mapped out the nodes that the data passes through from start to finish as best I can looking for bottlenecks. I am not sure if I should ...
How can this be? Running a cp or rsync (with -W --inplace) takes two hours for 93Gb; a tape restore over the dedicated backup network is 41 minutes. Tape restore is 50 Mb/s; disk to disk was ...