Forum Discussion
hooleylist
Jun 27, 2013Cirrostratus
Yes, L4 connection mirroring will have much lower impact than using connection mirroring on a VS with an HTTP or other L7 profile. With L7 mirroring every packet and the full payload needs to be sent to the peer unit. Wth L4 it should be just the connection open and close packets.
sol13478: Overview of Connection and Persistence Mirroring (11.x)
http://support.f5.com/kb/en-us/solutions/public/13000/400/sol13478.html
Although not performance related, the iRule-fires-on-Standby issue still exists in 11.2.1 HF3. I see with 11.4 there is an iRule that allows awareness of Active/Standby so the rules can be told not to run on Standby.
Yes, see the HS::status wiki page for details:
https://devcentral.f5.com/wiki/iRules.HA__status.ashx
Aaron