Hi Alan, 2011/6/6 Alan Brown <a...@mssl.ucl.ac.uk>
> Buschini Edouard wrote: > > 1: Can you add more storage? >>> >>> I can but I would like to do some clean up before. Add space disk >>> >> move temporarily the issue :( >> > > The issue is how long you need to keep backups > > > 2: Why not use tape? >>> >>> I don't know when I arrived in the company it has already been designed >> like >> that : Dell server with 15kSAS raid10 >> > > (IMHO) > > That's insane for backups. > > You don't need small expensive high speed disks in an inefficient raid10 > layout for backups, you need lots of large slow ones in raid6 (or on ZFS, > XFS, etc), and for spooling you should use SSDs if you can afford them (but > you don't need to spool if writing to disk only...) > > An autochanger is less expensive than you might think and LTO tapes are > rated for at least 10 years - which takes care of regulatory requirements in > most countries if you fall into that field. > > I took notes thank you ! //Edouard Buschini //Rentabiliweb Telecom
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