Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

Forum Discussion

Jason_Antman_40's avatar
Jason_Antman_40
Icon for Nimbostratus rankNimbostratus
Oct 16, 2014

Query / Monitor last failover time

Hello,   I have a pair of LTMs that were toggling active-standby-active. We've resolved the issue, but I'd like to detect this in the future.   Is there any way to programmaitcally (i.e. someth...
application delivery
database
fail over
LTM
monitor
query
R_Eastman_13667's avatar
R_Eastman_13667
Historic F5 Account
Oct 16, 2014

Create an external monitor and check/grep the /var/log/ltm for "standby for traffic group" and "active for traffic group" or "stop racoon" and "start racoon"

 

  • Jason_Antman_40's avatar
    Jason_Antman_40
    Icon for Nimbostratus rankNimbostratus
    Oct 16, 2014
    "So far the only thing I've been able to come up with is looking in /var/log/ltm, which is a pretty expensive operation given that we have a LOT of iRule logging going there."