In our carrier atmosphere, we'll purchase our way around the performance hit.
Instant, constant mirroring is our only option for the various network operations we perform.
-----Original Message----- From: tkaczma@gryf.net [SMTP:tkaczma@gryf.net] Sent: Monday, March 22, 1999 6:47 PM To: toasters@mathworks.com Subject: RE: NetApp/Auspex killer?
On Mon, 22 Mar 1999, Mohler, Jeff wrote:
Your DR solution should PUSH data out constantly, not request it remotely every 60 seconds, then if a snapcopy fails for that period, it
gets
thrown away on the remote side...two lost minutes of data.
That's true for your application, but I don't want to mirror my disks across the country even every 60 seconds. Once every couple of minutes or hours is perfect for me. If you truly mirror your disks the latency associated with data propagation will kill the performance.
Tom
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Mohler, Jeff