Category OEM

Use DCLI to check #em12c agents on Exadata – all at once

For all the benefits of Oracle Enterprise Manager 12c (OEM), there is one draw back when using OEM with Real Application Clusters or Exadata…. checking the status of the EM Agent on each node.  When a node is bounced, some times the EM Agent does not always restart.  When this happens on a single instance […]

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 […]

#EM12c Browser Security – Certificate Installation

One thing that bugs me is browser security.  When I access Oracle Enterprise Manager 12c (OEM12c) through a browser and get the certificate error (Image 1), it just pushes my buttons.   Why not ship a valid certificate with OEM12c?  In reality, the problem is not with OEM12c; it is actually with the browser you choose […]

Performance Tuning with AWR & ASH in #em12c

Oracle monitoring and performance tuning has grown over the years.  With every release of the Oracle database the monitoring capabilities that have been provided have evolved.  In Oracle11g, monitoring with statpack has given way to Automatic Workload Repository (AWR) and Active Session History (ASH) for near real time monitoring of items within the Oracle database.  […]

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 […]

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