Examining log files post-upgrade
Following an upgrade it’s always worth checking over the log files to see if any new errors or warnings appear. Blackboard have a nice write up of useful log files to check here: https://en-us.help.blackboard.com/Learn/Administrator/Hosting/System_Management/Logs/002_System_Log_Descriptions Following our upgrade to 9.1 Q4 2016 we found that in the tomcat stdout-stderr.logs were much larger. In fact they were about 30,000% larger than the same log on a 9.1 Q4 2015 server. The logs were filled up with the following phrase repeated every 30 seconds: We raised a ticket with Blackboard and my linux expert colleague mn0045386 also found a good link on stackoverflow http://stackoverflow.com/questions/23960451/java-system-preferences-under-different-users-in-linux Blackboard told us this issue is due to be fixed in 9.1 Q2 2017 and agreed with the stackoverflow suggestion. We resolved the issue doing the following: and then restarting ...