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who does load balancing in RAC of two nodes [message #434865]

Fri, 11 December 2009 06:08

janakors
Messages: 232
Registered: September 2009

Senior Member

hi,
i am new to oracle RAC and I wonder who actually do load balancing on two nodes of RAC.Let me explain
if a user logging in on RAC so who decide that this user should go on node1 VIP

please reply

regards

janakors

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Re: who does load balancing in RAC of two nodes [message #434867 is a reply to message #434865]

Fri, 11 December 2009 06:10

Michel Cadot
Messages: 68757
Registered: March 2007
Location: Saint-Maur, France, https...

Senior Member
Account Moderator

Listeners keep the load of each node (they are informed by PMON processes).

Regards
Michel

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Re: who does load balancing in RAC of two nodes [message #434937 is a reply to message #434867]

Fri, 11 December 2009 14:19

janakors
Messages: 232
Registered: September 2009

Senior Member

thanks for reply

by listener you mean remote listener or local listener as in our case we created (my senior says) a service thrgough srvctl utility. this service is given in the connection string of application (on application servers) so the application comes on this service and then this service decdes or do LB(as they say) so can u explain a little more in detail please that how listener do this LB. in this post my os is solaris and oracle 11g r1

regards

janakors

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Re: who does load balancing in RAC of two nodes [message #434938 is a reply to message #434937]

Fri, 11 December 2009 14:36

Michel Cadot
Messages: 68757
Registered: March 2007
Location: Saint-Maur, France, https...

Senior Member
Account Moderator

Real Application Clusters Administration and Deployment Guide
Chapter 4 Introduction to Automatic Workload Management
Section Connection Load Balancing
Section Load Balancing Advisory

Regards
Michel

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Re: who does load balancing in RAC of two nodes [message #434945 is a reply to message #434938]

Fri, 11 December 2009 15:03

janakors
Messages: 232
Registered: September 2009

Senior Member

i got it.
Thanks for your time sir

regards

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