Title: Message
 
What is 802.3ad link aggregation?  Tell you what - buy the box and I'll tell ya how it works ;)
 
Seriously, though, its a networking protocol for ethernet cards and ethernet switches to be aware of flow relationships - i.e. it makes the switches and hosts aware that the ethernet card attached to port 1 and the one attached to port 5 are actually part of the same node.  So, nodes become aware of how to redirect traffic in case of a failure, as well as how to load balance
 
AIX, right?  Here's a link to IBM's discussion on it for the p-series:
 
http://publib16.boulder.ibm.com/pseries/en_US/aixbman/commadmn/tcp_etherchannel.htm
 
Good luck,
Matt

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Matthew Zito
GridApp Systems
Email: [EMAIL PROTECTED]
Cell: 646-220-3551
Phone: 212-358-8211 x 359
http://www.gridapp.com

-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Jamadagni, Rajendra
Sent: Thursday, September 25, 2003 2:40 PM
To: Multiple recipients of list ORACLE-L
Subject: RE: Oracle Compress Option

Matt,
 
What is 802.3ad link aggregation ?? Any handy URLs ?? TIA
 
Raj
--------------------------------------------------------------------------------
Rajendra dot Jamadagni at nospamespn dot com
All Views expressed in this email are strictly personal.
QOTD: Any clod can have facts, having an opinion is an art !
-----Original Message-----
From: Matthew Zito [mailto:[EMAIL PROTECTED]
Sent: Thursday, September 25, 2003 1:25 PM
To: Multiple recipients of list ORACLE-L
Subject: RE: Oracle Compress Option

 
On our appliance, to get around the irritating load-balancing+failover issue, we're using 802.3ad link aggregation.  Trying to load-balance Gigabit is really an exercise in futility - almost all of the performance improvement comes from improved interrupt queuing (and even that is already mitigated on the card through coalescing interrupts).  The real benefit is the failover - that works very very well.
 
Thanks,
Matt

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