Management Interface has become slow and unresponsive.

we have the same issue with exactly the same TMOS version 11.3.0. The idea with the memory leakage sound good as our slow response gets slower and slower over time.

memory leak in sod daemon is fixed in 11.3.0 hf8.

ID390090 - Scripts show sod leaks memory

sol14175: BIG-IP 11.3.0 cumulative hotfix

i am running 11.5.1. the sod daemon has taken about 35M of memory.

e.g.

[root@ve11a:Active:In Sync] config  top -cbn 1|grep /usr/bin/sod|grep -v grep
 7501 root      20   0 37140  35m  28m S  0.0  0.9  19:08.28 /usr/bin/sod