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

Forum Discussion

gpracer69's avatar
gpracer69
Icon for Nimbostratus rankNimbostratus
Aug 29, 2017

Why am I seeing so many pending active sessions in my APM?

I am currently seeing about 1,000 pending active sessions on my APM. I am running APM 13.0.0 Build 1645. I have a Access Profile that keeps disallowing users access because the Max In Progress Sessio...
BIG-IP Access Policy Manager (APM)
security
Jad_Tabbara__J1's avatar
Jad_Tabbara__J1
Icon for Cirrostratus rankCirrostratus
Aug 29, 2017

Hello,

 

Are you monitoring/scanning your VSs ? In that case it may generate new APM session...

 

You can reduce the "Access Policy Timeout" that is by default to 5min (300 seconds). The APM will clear that sessions faster.

 

For definition about this timeout check : https://support.f5.com/csp/article/K12300

 

Hope it helps