Hi,

You could also go from raid1 to raid10.

Met vriendelijke groet,

Micha Kersloot

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----- Oorspronkelijk bericht -----
> Van: "Adam Goryachev" <mailinglists AT websitemanagers.com DOT au>
> Aan: "General list for user discussion, questions and support" 
> <backuppc-users AT lists.sourceforge DOT net>
> Verzonden: Donderdag 31 oktober 2013 04:13:42
> Onderwerp: Re: [BackupPC-users] rsyncd full backup
> 
> On 31/10/13 13:56, Sharuzzaman Ahmat Raslan wrote:
> > Hi Adam,
> >
> > The low I/O is when the machine is under load.
> >
> > Thank you for suggesting to use SSD. I have been thinking about that
> > as well, but currently, the storage of BackupPC is using a 1TB disk,
> > with about 80% utilization.
> >
> > Changing to 1TB SSD might be a little bit overkill on the customer's
> > budget :)
> >
> Sure, 2 x 480GB SSD in linear RAID is still relatively expensive :)
> though it certainly is a huge performance improvement. BTW, FYI, I get
> 2.5GB/s read and 1.5GB/s write performance from my RAID5...
> 
> > Maybe I should look at bcache for Linux :)
> >
> > https://lwn.net/Articles/497024/
> > http://bcache.evilpiepirate.org/
> >
> I've seen that also, but I'm not sure it is a good (stable) solution for
> real use (at least, I'm not prepared to use that for a server yet, your
> tolerance might be different). In addition, it probably won't help the
> backup work load, since you need to read the entire disk, and the entire
> disk won't fit into the cache....
> 
> Regards,
> Adam
> 
> --
> Adam Goryachev
> Website Managers
> P: +61 2 8304 0000                    adam AT websitemanagers.com DOT au
> F: +61 2 8304 0001                     www.websitemanagers.com.au
> 
> 
> --
> Adam Goryachev Website Managers www.websitemanagers.com.au
> 
> ------------------------------------------------------------------------------
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------------------------------------------------------------------------------
Android is increasing in popularity, but the open development platform that
developers love is also attractive to malware creators. Download this white
paper to learn more about secure code signing practices that can help keep
Android apps secure.
http://pubads.g.doubleclick.net/gampad/clk?id=65839951&iu=/4140/ostg.clktrk
_______________________________________________
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