Hi,
 
An additional problem to think of when using the proposed configurations is that when using the network layer for storage IMail and disk access in general is much slower, we saw performance drop to about 20% when using a network share, and that was to a drive on the same machine. Also the processor load increased significantly.
 
Steve
 

Steven Moore
Internet Development Engineer
Research Machines
+44 1235 823522

 
 
 
 -----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of Zerbe, Dean
Sent: 02 May 2000 22:10
To: '[EMAIL PROTECTED]'
Subject: [IMail Forum] IMAIL 6.03 How do I Config to load balance behind a Cisco 6509

My company is running a Cisco powered network. with 2 Cisco GSR's  those are connected to 2 6509 switches.  the Cisco 6509 has the ability to do load balance.  the hardware I am using allows 2 Ethernet ports to be connected for each server to theoretically do 200mbps full duplex.  this network is fully fault tolerant
 
Now the Question....
 
How should I configure IMAIL or should I bother?
 
 
My possible concept.
 
 
run 4 or more front end IMAIL servers load balanced from the Cisco 6509.  have those servers sync users by using a SQL 7.0 database.  have the directory structure point to a UNC  \\bigdiskserver\domainxyz.
 
 
then presto it all crashes because of open file issues? I don't know any ideas would help?  even other products you tell me
 
the SQL server and location for the file are in a Microsoft cluster server.
 
this is expected to hold 500,000  + accounts.


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