Tag Archives: oem12c

#EMd360 … OEM health checks made easy

Oracle Enterprise Manager 12c is a great tool! Now that 13c is out, it is getting even better. This post however it not really about Oracle Enterprise Manager, rather than a quick and simple health check tool that I’ve put together. With the help of of some really cool co-workers (Carlos Sierra and Mauro Pagano), […]

Possible Truncation Attack? logged in #em12c nodemanager.log file

Recently I’ve come across issues with restarting Oracle Enterprise Manager and seeing messages in the nodemanager.log. The message that I’m referring to is (followed by a java trace stack): What is interesting about this message is the panic that may come over a person when they see the word “attack”. The first time I saw […]

Tuning with ASH Analytics in #em12c

Performance tuning of the Oracle Database has always been a great thing to learn and a valuable skill for any database administer.  In a previous post, I talked about how to use the Active Workload Repository (AWR) and Active Session History (ASH) to performance turn a database.  In this post, I want to take a […]

Fast Recovery Area Monitoring – Where are the metrics! #em12c

Oracle Enterprise Manager 12c is a great monitoring tool for the enterprise, I think I’ve said that more than once over the last two years; however, with every release small yet simple things change.  It is always the small things that will get you.  I had setup monitoring for a client using monitoring templates within […]

OEM Agent Core directory deleted/re-add–What Happen? (EXADATA)

Ever have one of those days when someone calls and says “We/I accidently deleted the whole directory; can you get it back for me”?  Well,  over the weekend I had that happen with an OEM 12c agent on an Exadata, where the core directory for the agent was deleted by mistake.  Before I could evaluate […]

Changing OEM12c Repository retention settings

Today, I’ve been working on a script to pull some sizing/metric information out of the Oracle Enterprise Manager (OEM) repository database.  As I was working through (pulling my hair out…lol) the details; I had a discussion with an good friend.  He mentioned to me that I needed to change  the retention setting on the repository […]

how to start with oem12c

This last week I have been at Oracle Open World.  On Sunday, I maxed out my time by presenting 2 speaking sessions and then participating in a panel for IOUG on OEM 12c.  One of the questions that I was asked during the panel discussion was “How does an organization get started with OEM12c”?  This […]