Posts Categorized: Technical Blog
Concurrent Processing in one of the most resources consuming Oracle e-Business Suite component. It is important to ensure a proper performance management of that components. Oracle Real Application Clusters provides Scalability and High Availability. Applications running on RAC should support certain configuration options to leverage RAC benefits. This blog posts describes possible concurrent processing configuration options and highlights EBS today’s limitations. It provides a possible solution and explains what benefits it could introduce to organizations running both EBS and RAC today.
I am very excited and thrilled to use the latest release of MySQL 5.6 in production. This is probably the most notable and innovative release from many years, if not ever. I this post I take a detailed look at what is new in MySQL 5.6 and why I think its the best version of MySQL to date
DBD::Oracle version 1.57_00 is on its way to CPAN. This release is small, but should make some Win32 users happy:
OEM 12c Cloud Control looks daily for new targets, placing them in a queue for admin promotion to managed objects. Details and troubleshooting info follow.
As usual, the who’s-who of the Oracle tech space will be assembling in Denver the week of February 11 for the Rock Mountain Oracle Users’ Group. A plethora of Pythian employees with be speaking as will we also have a booth in the vendor hall. Please drop by and say “hi”. See the full detail of who is presenting and when.
This post should give you some insights into the risk that your databases are in by switching to the bulk-logged recovery model. So, what do you need to do to avoid this risk? Make sure that you run a backup immediately after the transactions you are running under the bulk-logged recovery model complete.
I describe AlwaysOn Availability Groups as a “database mirroring configuration sitting on top of a Windows Failover Cluster infrastructure.” Why do I say this? It’s because I want SQL Server DBAs to leverage what they already know on features like database mirroring and failover clustering and apply them when dealing with AlwaysOn Availability Groups.
Following my “Building Integrated DWH with Oracle and Hadoop” webinar for IOUG Big Data SIG, I got a bunch of excellent follow up questions. The most frequently asked questions are: What is the minimum I need to do to get started with Hadoop? and How do I load data into Hadoop? Since so many people are interested in the same question, it makes more sense to answer on the blog.
I recently helped setup an Exadata X2-8 Database Machine with the latest version of OEM Cloud Countrol (184.108.40.206). A few documents do exist for this process. However I found a few inconsistencies and problems; I think the existing documents I found were written on older versions of OEM and older versions of the tools. I’m publishing my final procedure here with hopes that it helps you, but as always please cross-reference this with the appropriate documentation before doing anything in your own environment.
What happens when you update the crontab on a critical system to accommodate year-end processing? What happens when, despite all your diligence and devotion to human reliability guidelines, you perform a simple slip, and instead of typing crontab -e, you type crontab -r? Well, the documentation tells you what happens: