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Forum Discussion

Kamalpreet_1068's avatar
Kamalpreet_1068
Icon for Nimbostratus rankNimbostratus
Aug 29, 2012

Node health checkup

Hi ,     I have developed a IRULe which is forwarding a request between 2 nodes and also changing the host header values. Request is toggling between 2 nodes irespective of the health of no...
application delivery
dev
devops
iRules
hoolio's avatar
hoolio
Icon for Cirrostratus rankCirrostratus
Aug 29, 2012
Hi Kamalpreet,

 

 

I think you can use round robin load balancing to a pool of the two hosts that has a monitor configured. If you need to rewrite the host header you can use an iRule like this:

 

https://devcentral.f5.com/wiki/iRules.rewrite_host_header_to_server_name.ashx

 

 

Using a global variable as you have will demote the virtual server from running on more than one CPU core:

 

https://devcentral.f5.com/wiki/iRules.CMPCompatibility.ashx

 

 

Aaron