John Drescher schrieb: >> I have set up a new Backups System and I don't know whether the >> performance is good or not. >> So I hope you can tell me a little bit more :-) >> I am using a LTO4 Autoloader with 2 drives. It is connected to a Debian >> Backup Server trough an PCI-X SCSI Card (U320). >> This Server has another internal PCI-X SCSI Card (U320) which is >> connected to an external Raid (EasyRaid, 3*SATA HD's, Raid5, 1,9 TB). I >> am using this Raid for Spooling. >> >> The System Harddisk is an internal SAS RAID0 500GB. >> > I would use this for spooling if you can or at least test this. I > would not use raid0 for a system disk but I am going off topic.. > Sorry my mistake. I am using Raid1 for the system. Do you think 250GB would be enough for spooling? Or is it better to use an external Raid0? > >> The Backup Server is connected to the Fileserver trough Gigabit LAN. >> Is this settup OK? Would you change something? Is the performane OK? If >> not, what do you think is the problem? Is it possible to write to 2 >> drives at the same time, to increase write performance? >> > Not for 1 single job but you can run a second job on the second tape > drive at the same time. You can also run more jobs on the same tape > drive at the same time and they will keep the tape drive more busy if > you limit the spool size to a few GB. > Thanks for the tip! This means it is better to have a small spoolsize? Correct? I will try this. But at the moment I start from the beginning. It seems something is completely wrong in my configuration. At the moment I am not able to get btest running.......
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