RTC doesn't start with Java OPT Xmx = 32GB.
One answer
Try to change Java OPT default setting "-Xcompressedrefs" to "-Xnocompressedrefs" at server.startup.sh.
Compressed reference feature (-Xcompressedrefs command line option) of the J9 JVM can't be used with -Xmx value greater than 25GB, according to the help below:
http://www-01.ibm.com/support/knowledgecenter/SSYKE2_6.0.0/com.ibm.java.doc.60_26/vm626/J9/VM/xcompressedrefs.html?lang=en.
Compressed reference feature (-Xcompressedrefs command line option) of the J9 JVM can't be used with -Xmx value greater than 25GB, according to the help below:
http://www-01.ibm.com/support/knowledgecenter/SSYKE2_6.0.0/com.ibm.java.doc.60_26/vm626/J9/VM/xcompressedrefs.html?lang=en.