Monthly Archive: July 2015

Jul 29

Memory Pressure Analysis Risk State

I have a Test database that is a 2-node RAC system. I am working towards the goal of getting the production database to Oracle 12.1.0.2 in about a month’s timeframe. This of course means that I have to get Grid Infrastructure upgraded prior to the db upgrade. I have upgraded GI on my standby cluster …

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Jul 27

Remember RAC Instances in Perf Tools

I was using Lighty to examine performance of a new Oracle RAC database that went into service today. You can see something similar in Oracle Enterprise Manager 12c Cloud Control if you choose. Anyway, here is the performance graph of the RAC database in question.         It is common wisdom that if …

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Jul 27

The Data Guardian

This morning, I was reading this article about employees lack of understanding how critical it is to protect business data. The article got me to think about a few different points. As a DBA, I’ve always tried to be my company’s Data Guardian. To me, the data inside the databases I manage is a valuable …

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Jul 23

Lighty In A Nutshell

As you may know from a previous post on this blog, or if you follow me on Twitter (BPeaslandDBA), I like Lighty for Oracle, a product by Orachrome. I love this product and how easy it is to obtain performance diagnostic information. I’m very familiar with Oracle’s Enterprise Manager and I use EM12c all the time when …

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Jul 16

Lighty for Oracle

Not that long ago, I was pointed in the direction of Lighty for Oracle by orachrome. This is a wonderful performance tuning tool. I’m still using the 30 day trial and I hope to get my company to purchase it soon. As soon as I get time, I’ll try to post something which shows why …

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Jul 16

Web Site Down and Twitter Feed

My web site was down for the last 4 days. My apologies. I had to spend a lot of time going back and forth between my ISP and my domain registrar. But it seems to be sorted out now. So the good news, depending on your perspective, is that once my site came back up, …

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Jul 01

Who is using my swap space?

Most of the time, I post entries in this blog to share knowledge with others. Sometimes, I post an entry so that in the future, I can quickly find an answer to something I know I forgot. This is one of those times. If other’s find this useful, great! I’ve been working on a Linux …

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