For more information regarding the security incident at F5, the actions we are taking to address it, and our ongoing efforts to protect our customers, click here.

Forum Discussion

jma_44485's avatar
jma_44485
Icon for Nimbostratus rankNimbostratus
Oct 10, 2009

Irule question about Hash persistence

Hi,   I am really newbie of Irules. The issue I have is that the load is not balanced on our web servers. I have virtual server AAA in BigIP LTM. Hash_persistence profile is assigned to the virtu...
application delivery
dev
devops
iRules
jma_44485's avatar
jma_44485
Icon for Nimbostratus rankNimbostratus
Oct 12, 2009
Yes, DNS alias are on the same doman. They are like "abc.AAA.com", "123.AAA.com", "xyz.AAA.com", etc.

 

[If you only have one pool and all pool members answer for both host header values, why are you inspecting the host header? ]

 

I have no idea why they use following irules to check headers. Is there anything I can improve the following irule if I still use hash_persistence? I will look into cookie insert profile. Thanks

 

 

if { [HTTP::header host] eq "xxx.AAA.com" } {

 

pool webpool}

 

 

elseif { [HTTP::header host] eq "xxx.AAA.com" } {

 

pool webpool}