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em12c

Kickstarting After a Failed Addition to the AWR Warehouse

A common issue I’ve noted are dump files generated from the AWR Warehouse, but upon failure to transfer, the dumpfiles simply exist, never upload and the data is stuck in a “limbo” state between the source database, (target) and the AWR Warehouse.

DBAKevlar at Collaborate 2015

Here’s a quick guide to my schedule of sessions at IOUG Collaborate 2015 for this year.

SQLd360 with the AWR Warehouse

Mauro decided to give me another challenge-  run SQLd360 against the AWR Warehouse and let him know how it does straight “out of the box”.  It’s a simpler installation process than SQLTXPLAIN, you simply unzip and run, (no installation of any packages…)

I chose a SQL_ID from one of the source databases loaded and ran it for a 31 day history:

SQLTXPLAIN and the AWR Warehouse- Part II

I finally have a moment to look into my “hacked” SQLT XPRECT/XTRACT runs and see if the changes I made were enough to run properly with the AWR Warehouse.

The answer is yes and no… and maybe “it depends”… :)

Distributed Transactions and EM12c Page Performance

While presenting at HotSos in Dallas, Tx, an attendee, (thank you Wenju! :)) asked how page performance issues could be identified when the call was being made remotely and not from the Oracle Management  Repository, (OMR) using the Page Performance console within Cloud Control.

Everything I Needed to Know About Enterprise Manager I Learned at Collaborate 2015

Collaborate 2015 at the Mandalay in Las Vegas is just around the corner and the sheer amount of Enterprise Manager focused content is phenomenal!  Oracle partners and power users around the world come together each year to provide the lucky attendees the best i

Let’s Talk Database Replay- Part I

Database Replay is a feature in EM12c that a lot of folks are unfamiliar with, but once they learn about it, well, now then they figure out how valuable it really is.  Where the ADDM Comparison Report comes in really handy when you want to see what changed, think about how much more value there is if you could test out what a change in parameters, patches, or in code would do to a dat

Working With AWR Reports From EM12c

I’ve had a recent request to write an update on working with AWR reports, so as promised, here it is!

The Automatic Workload Repository

The Automatic Workload Repository, (AWR) was one of the best enhancements to Oracle back in release 10g.  There was quite a goal put in front of the development group when they were asked to develop a product that:

Enterprise Manager and Services, Part I

The term “Service” is used to represent numerous objects within Enterprise Manager 12c.  Although the most common reference to the term is related to the Oracle Management Service, (OMS), in this blog post, we are going to drill down and refer to all services identified in the drop down menu from Targets, Management Services and Repository.

Cluster Cache Coherency in EM12c

January is winding down and RMOUG Training Days 2015 is just around the corner, taking up much of my after work hours.

With that, we are going to discuss a great performance console in the EM12c cloud control-  Cluster Cache Coherency.