Bug ID 445471: DNS Express zone creation, deletion or updates can slow down or stop other DNS services.

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP GTM, LTM(all modules)

Known Affected Versions:
11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.10, 11.5.2, 11.5.2 HF1, 11.5.3, 11.5.3 HF1, 11.5.3 HF2, 11.5.4, 11.5.4 HF1

Fixed In:
11.6.0, 11.5.4 HF2

Opened: Jan 20, 2014
Severity: 3-Major

Symptoms

DNS Express zone creation, deletion or updates can slow down or stop other DNS services.

Impact

Other DNS Services may stop working.

Conditions

Any action that causes a the DNS Express zone database to be updated, including zone creation, deletion or zone transfer.

Workaround

Restarting tmm will resolve the issue temporarily, until the next update. If DNS Express is not being used, removing any DNS Express config will prevent this issue from triggering.

Fix Information

An improperly handled file descriptor caused the issue. This file description is now properly closed preventing the problem.

Behavior Change