Message-Id: <10606.116098@fatcity.com> From: "Tom Pall" Date: Fri, 1 Sep 2000 15:35:19 -0500 Subject: Re: High Availability - 99.999% This is a multi-part message in MIME format. ------=_NextPart_000_002A_01C0142A.3BF926E0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Kevin Loney suggest to us using Quest Software's Shareplex and special = EMC hardware/software for HA. This is used by one of the U.S. stock exchanges (I can't remember which = one right now). The boxes are located on other ends of DS3 lines, hundreds of miles away from each = other. It's expensive, but will survive demolition of one of the sites. Literally. ----- Original Message -----=20 From: Nancy McCormick=20 To: Multiple recipients of list ORACLE-L=20 Sent: Thursday, August 31, 2000 5:18 PM Subject: High Availability - 99.999% I am trying to understand the possible pieces going into providing = 99.999% availability in an Oracle/Sun environment. Everything I have = read so far mentions using Oracle Parallel Server (OPS) to provide quick = failover if a server (node) or instance fails. In your opinions are = there other options besides OPS to provide this functionality? =20 Thanks, Nancy =20 ------=_NextPart_000_002A_01C0142A.3BF926E0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Kevin Loney suggest = to us using=20 Quest Software's Shareplex and special EMC hardware/software for=20 HA.
This is used by one = of the U.S.=20 stock exchanges (I can't remember which one right now).  The=20 boxes
are located on other = ends of DS3=20 lines, hundreds of miles away from each other.  It's=20 expensive,
but will survive = demolition of=20 one of the sites.  Literally.
----- Original Message -----
From:=20 Nancy=20 McCormick
To: Multiple recipients of list ORACLE-L =
Sent: Thursday, August 31, 2000 = 5:18=20 PM
Subject: High Availability -=20 99.999%

I am = trying to=20 understand the possible pieces going into providing 99.999%=20 availability in an Oracle/Sun environment.  Everything I = have read=20 so far mentions using Oracle Parallel Server (OPS) to provide quick = failover=20 if a server (node) or instance fails.  In your opinions are = there=20 other options besides OPS to provide this = functionality?
 
Thanks,
Nancy