Ok found it in activemq.bat file. There is ACTIVEMQ_OPTS parameter passed to the java during execution. Here need to edit -Xms1G -Xmx1G parameters.
if "%ACTIVEMQ_OPTS%" == "" set ACTIVEMQ_OPTS=-Xms1G -Xmx1G -Djava.util.logging.config.file=logging.properties -Djava.security.auth.login.config="%ACTIVEMQ_CONF%\login.config" -- View this message in context: http://activemq.2283324.n4.nabble.com/How-To-Increase-Heap-Size-tp4715893p4715897.html Sent from the ActiveMQ - User mailing list archive at Nabble.com.
