Last Modified: May 29, 2024
Affected Product(s):
BIG-IP LTM
Known Affected Versions:
15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1, 15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 16.0.0, 16.0.0.1, 16.0.1, 16.0.1.1
Fixed In:
16.1.0, 16.0.1.2, 15.1.4
Opened: Sep 03, 2020 Severity: 2-Critical
Persistence records accumulate over time due to expiration process not reliably taking effect. The 'persist' memory type grows over time.
Memory pressure eventually impacts servicing of traffic in a variety of ways. Aggressive sweeper runs and terminates active connections. TMM may restart. Traffic disrupted while tmm restarts.
-- Non-cookie, non-mirrored persistence configured. -- No high availability (HA) configured or HA connection permanently down. -- Traffic that activates persistence is occurring.
None
Persistence records are now reliably expired at the appropriate time.