Date: Fri, 07 Dec 2007 22:05:33 +0100 From: Andreas Pettersson <andpet@telia.com> To: kometen@gmail.com Cc: freebsd-stable@freebsd.org Subject: Re: Also seeing 2 x quad-core system slower that 2 x dual core Message-ID: <4759B59D.8050002@telia.com> In-Reply-To: <b41c75520712070541g2e6969f8s8c0baef789da7c40@mail.gmail.com> References: <E1IxklH-000ElU-3w@dilbert.ticketswitch.com> <E1J0cUE-000CkR-6X@dilbert.ticketswitch.com> <b41c75520712070541g2e6969f8s8c0baef789da7c40@mail.gmail.com>
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Claus Guttesen wrote: > could either replace my 10K rpm drives (in raid 1+0) with 15K ditto > which would require a downtime which we could not afford at this tim I have several times successfully upgraded mirrored volumes with new disks without any downtime at all. Just change one disk, let the mirror rebuild, change the other disk, wait for rebuild again, tell the logical drive to present all the new space and then extend the filesystem. No downtime. -- Andreas
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