Bug ID 749464: Race condition while BIG-IQ updates common file

Last Modified: May 14, 2019

Bug Tracker

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

Known Affected Versions:
13.1.0,,,,,,,,, 13.1.1,,,, 14.0.0,,,,, 14.1.0,

Fixed In:,

Opened: Nov 11, 2018
Severity: 3-Major


The file /var/config/rest/downloads/app_mapping.json is being used by two processes: BIG-IQ and avrd. This can cause a race-condition between the two and in some rare cases can cause avrd to crash.


avrd might read incomplete data, and can even core in some rare cases.


BIG-IQ updating /var/config/rest/downloads/app_mapping.json while avrd is reading it.



Fix Information

This race condition no longer occurs.

Behavior Change