Personally I would go with the higher capacity drives. You can always add SSDs for L2ARC/SLOG, and more RAM for ARC cache if you feel a performance drop anyway. On Jan 15, 2013 10:55 PM, "Gabriele Bulfon" <[email protected]> wrote:
> Hi, > > maybe someone can help my with this decision. > > We have basically a cloud server running XStreamOS/illumos and many > zones. > The storage of this server is based on 5 SAS 300GB 15,000RPM disks. > The zones run various web applications through apache/tomcat and > imap/smtp/amavis servers. > > We're in the process of upgrading the storage space. > We basically intend to substitute the disks with new higher capacity > disks, by replacing them > one by one on the pool and resilvering one by one, then autoexpand at the > end of all resilverings. > > The new disks we've been offered have two different options: > 1- SAS 600GB 15,000RPM disks > 2- SAS 900GB 10,000RPM disks > > Obvioulsy, the first option let us double the available space, > mantaining same disks performance. > The second one let us triple the available space, lowering down 1/3 of > disks performance. > > What would be your choice? > How much RPM will affect my XStreamOS/illumos based cloud server? > > Thanks for any advice, > Gabriele. > > > *illumos-discuss* | > Archives<https://www.listbox.com/member/archive/182180/=now> > <https://www.listbox.com/member/archive/rss/182180/23326449-34acccb4> | > Modify<https://www.listbox.com/member/?&;>Your Subscription > <http://www.listbox.com> > ------------------------------------------- illumos-discuss Archives: https://www.listbox.com/member/archive/182180/=now RSS Feed: https://www.listbox.com/member/archive/rss/182180/21175430-2e6923be Modify Your Subscription: https://www.listbox.com/member/?member_id=21175430&id_secret=21175430-6a77cda4 Powered by Listbox: http://www.listbox.com
