Last Modified: Apr 28, 2025
Affected Product(s):
BIG-IP PEM
Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2, 12.1.2 HF1, 12.1.2 HF2, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3
Fixed In:
13.1.0, 13.0.1, 12.1.3
Opened: Apr 12, 2017 Severity: 2-Critical Related Article:
K12253471
If intra-chassis failover is triggered in a loaded chassis, the tmm crashes in some cases of GY reporting
Slot reboots. May trigger more hash rearrangement. Traffic disrupted while tmm restarts.
-- Failover is triggered, -- The daglib hash redistributes the subscriber DATA to different slots. -- Existing flows continue on the slots that were allocated using the old hash of daglib. Note: This is a rarely encountered issue that occurred in a setup with 8 slots and 750 thousand subscribers.
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