Bug ID 603082: Ephemeral pool members are getting deleted/created over and over again.

Last Modified: Oct 01, 2018

Bug Tracker

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

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.6.1, 11.6.1 HF1, 12.0.0, 12.0.0 HF1, 12.0.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 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

Fixed In:
13.0.0, 12.1.2 HF1, 11.6.1 HF2

Opened: Jul 06, 2016
Severity: 2-Critical

Symptoms

When fqdn nodes are configured, you may see ephemeral pool members getting created and deleted continuously. In severe cases, this can cause mcpd to run out of memory and crash.

Impact

Traffic disrupted while mcpd restarts.

Conditions

It is not known exactly what triggers this condition, but it has been observed after running bigstart restart in a configuration containing many fqdn nodes.

Workaround

None

Fix Information

None

Behavior Change