How to skip unneeded JARs during scanning and improve startup and JSP compilation time?

Solution Verified - Updated -

Issue

  • Tomcat server starts slowly with below message in log:
INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time."

Environment

  • Red Hat Enterprise Linux (RHEL) 7.x
    • tomcat7
  • Red Hat JBoss Web Server
    • tomcat7
    • tomcat8
    • tomcat9

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