Bug ID 672504: Deleting zones from large databases can take excessive amounts of time.

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP DNS, GTM(all modules)

Known Affected Versions:
11.5.4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 11.6.0, 11.6.1, 11.6.2, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3, 12.0.0, 12.0.0 HF1, 12.1.0 HF1, 12.0.0 HF2, 12.1.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2, 12.1.0, 12.1.1, 12.1.2, 12.1.3, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1

Fixed In:
14.0.0, 13.1.0.2, 12.1.3.1

Opened: Jul 05, 2017

Severity: 2-Critical

Related Article: K52325625

Symptoms

When deleting a zone or large number of Resource Records, zxfrd can reach 100% CPU for large amounts of time.

Impact

Because zxfrd takes an excessive amount of time deleting records, it can delay transfer requests

Conditions

With a significantly sized database, deletes might be very time-intensive.

Workaround

None.

Fix Information

Dramatically improved algorithm, to remove significant delay in deletions.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips