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Forum Discussion

Kiran_Kumar's avatar
Kiran_Kumar
Icon for Nimbostratus rankNimbostratus
Oct 12, 2022

iRule: Pool selection based on percentage active members available

Anyone has an idea for below requirement. vip with 2 pools. Need to select primary pool if active members is greater than 10% of total pool members Else, select secondary pool. if both pools have ...
application delivery
Nikoolayy1's avatar
Nikoolayy1
Icon for MVP rankMVP
Oct 12, 2022

Have you tested "active_members" irule command as you can attach it under the Wide_IP ? For %  you will have to do some expression  and this may cause CPU or slowness andI do not think it is a good way to go.

 

DNS_REQUEST (f5.com)

 

active_members (f5.com)

 

 

when DNS_REQUEST {
  if { [active_members http_pool] >= 2 } {
    pool http_pool
  }
}

"