Using WAS liberty, need to set verbose GC

Question

Need to configure verbose GC for WAS liberty profile.

How to set log file size, roll over count for the verbose GC log files.

Answer 1

First hit on google for "websphere liberty verbose gc" describes exactly what you are asking for.

http://www-01.ibm.com/support/docview.wss?uid=swg21596474

TL:DR

Put a jvm.options file in your server directory (next to the server.xml) with the following contents:

-verbose:gc
-Xverbosegclog: <path to file><filename>
-XX:+UseGCLogFileRotation 
-XX:NumberOfGCLogFiles=<number of files> 
-XX:GCLogFileSize=<size>