INFO: ---------------------------------------
SEVERE: [FATAL] Java heap space.
Refer associated stacktrace #oracle.install.commons.util.exception.AbstractErrorAdvisor:998
KiB Mem : 4036480 total, 645672 free, 1132648 used, 2258160 buff/cache
KiB Swap: 0 total, 0 free, 0 used. 2612248 avail Mem
Do I need to set java heap size anywhere ?