Lucee 5.3.8.189 keeps crashing

Lucee server crashes everyday.we have to restart it every 2-3 hours.
When checked in catalina.log we see mainly below errors.
Also where can we check the heap\memory parameters set on lucee ?

01:06:29.200 SEVERE [http-nio-8888-exec-5] org.apache.catalina.core.StandardWrapperValve.invoke Servlet.service() for servlet [CFMLServlet] in context with path threw exception at lucee.runtime.PageCotex18-Jun-202201:17:27.673 SEVERE [http-nio-8888-exec-14] org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun Error running socket processor

java.lang.Thread.State: WAITING (parking)
java.lang.Thread.State: TIMED_WAITING (sleeping)
“VM Periodic Task Thread” os_prio=0 cpu=5953.54ms elapsed=7180.21s tid=0x00007f0d10291000 nid=0x173 waiting on condition

OS: Linux\3.10.0-1160.53.1.el7.x86_64
Java Version: 1.8.0_311
Tomcat Version: Apache Tomcat/9.0.46.0
Lucee Version:5.3.8.189