Linux OS: Logwatch crontab is sending several e-mails per day instead of one

If you are on a Linux OS then make sure that you check out the article "Crontab Called Logwatch Sends More Email Then Expected" on My Oracle Support via note ID 2114498.1 because there is a very simple reason this is happening and can be easily rectified!

Global enqueue process LCK0 hangs causing ORA-29770 error and instance crash

Learn more about Oracle DB internals from MOS document "ORA-29770: Global Enqueue Process LCK0 .. Is Hung For More Than 70 Seconds" in note ID 2020465.1 so you can understand how PMON holds up other processes and what kind of wait events or DB log events that you need to be on the lookout for before your instance crashes!

Resolving archive logs not being shipped to standby

Have you had occasion to see your remote/DR instance become disconnected or otherwise offline to your primary database?  If so, make sure you bookmark MOS document "Logs are not shipped to the physical standby database" via note ID 1130523.1 for your troubleshooting needs later!

Weekend Learning: OAS log file and diagnostic tools for R12

Read the MOS document "Oracle Application Server Diagnostic Tools and Log Files in Applications Release 12" in note ID 454178.1 to brush up on a lot of R12 details this weekend that just might be able to let you monitor and be more proactive with your system!

Exadata: ExaWatcher archives new files instead of old files

If you need to get help from Oracle, it is best to have all of the available log files at your disposal when you create an SR right?  Of course it is!  That is why the document "Exadata: ExaWatcher cleans the archives newly created instead of the old ones" from My Oracle Support note ID 1645561.1 is so surprising and important to get patched.

11.2.0.4: Upgrade failing with error about DBMS_XDBT package

It is a new year, and we should not waste any time visiting My Oracle Support to learn from their article "Upgrade to 11.2.0.4 Failed with ORA-24344 due to DBMS_XDBT Package" via note ID 1953099.1 to find out what log file gets written to during installation, what Oracle Text is (from the included referenced note), and several ways you can resolve this problem!

Hyperion Essbase application and server log files

While I focus on EBS and Oracle DB technology, our profile has grown to include Hyperion products so I thought maybe other support individuals would be interested in being able to find Hyperion Essbase application and server log files.  Bookmark My Oracle Support article "Locate Essbase Log Files" from document ID 1287286.1 to access the application and server log files for Hyperion Essbase from version 7.1.x to 11.1.2 so you can start proactively viewing the logs for trends or errors being thrown.