Manually Rolling Back to An Earlier Version of Java

Overview

TOS R21-2 GA.1 and R21-2 HF1 include a fix to an issue that prevented Java from being rolled back when an upgrade fails to complete. If you are not interested in upgrading to R21-1 HF3.1, you can manually roll back to the earlier Java version.

How Do I Roll Back to An Earlier Java Version?

  1. Remove the old Java link:

    rm -f /usr/java/tufin_java_home

  2. Change the directory:

    3. cd /usr/java/

  3. Create a new link to the old Java version directory:

    4. ln -sf jdk1.8.0.282 tufin_java_home

  4. Verify that the correct version of Java is running:

    5. java -version

  5. Force services to start:

    6. st_wd