Date: Mon, 26 Sep 2005 22:02:24 -0400 (EDT) From: Francisco Reyes <francisco@natserv.net> To: Chuck Swiger <cswiger@mac.com> Cc: Jeff Tchang <jeff.tchang@gmail.com>, freebsd-performance@freebsd.org Subject: Re: 3Ware 7500-4 Slow Message-ID: <20050926215928.R99792@zoraida.natserv.net> In-Reply-To: <433370E4.8060708@mac.com> References: <63f9d26505090417183dff415e@mail.gmail.com> <431C683B.1080803@mac.com> <20050922215326.B50836@zoraida.natserv.net> <433370E4.8060708@mac.com>
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On Thu, 22 Sep 2005, Chuck Swiger wrote: > So-so. RAID-5 is okay on a IMAP reader box, it's not so good for a pure SMTP > relay, especially one that does virus scanning. For our SMTP I think we will have "small" machines with RAID-1 > If your DB claims to support a RAID-5 Will check. Will be using PostgreSQL. > Better for small writes? Never. > Although good hardware and lots of RAM to cache with can help a lot. I inheritted a number of machines. I asked the owner and the controller they got was with 2GB >> How about RAID 10 for a DB server? > > This is a much better choice, close to ideal. When the time comes I will try to do the argument to the owner.
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