Posts Categorized: Pythian
In this guide assume we are migrating a single instance database HRDEV to a two node RAC database HRPRD with following specifications.
Silent installation always attracts by its simplicity and power, the new release 2 of EM 12c proves it, making installation
smooth and straightforward. Before we start the installation, it is very important to make sure all prerequisites are satisfied
to avoid any unpredictable errors during the process. Let’s have a look.
Ian Redfern published a paper documenting the TNS protocol internals. The paper is titled “Oracle Protocol” and is clearly the result of painstaking research.. the paper became a classic in our field. Fortunately, it was released into the public domain, allowing me to reproduce it here in full, preventing it from disappearing forever.
This is one of those posts that you find via google using an error message for direct hit search. If you didn’t reach this post that way I would advise you to stop reading here. If you are still reading then you (as I did) faced error messages below and got frustrated as it isn’t obvious what exactly Oracle means by wtmax/fsinfo/rt/rtp/wt/wtp etc. It all has been very confusing to me as I am Oracle DBA and still need to learn a lot on system administration level side of things.
To browse directories, I’m using the NERD Tree. But I also like to have a view where I can move files around in the listing, organize them in categories and hide a few of them. For that, there’s vim project. It’s cool, it’s nifty, it’s… almost what I want. Here’s the plan.
While Flex Baumgartner was jumping from the outer space, bloggers of database technologies were adventuring into the vistas of new technologies and sharing their experiences through their blogs. This Log Buffer Edition jumps right into the middle of database blogosphere and brings you Log Buffer #291.
A client of ours is just getting started with Amazon Relational Database Service (RDS) and I wonder as time marches on how popular this cloud solution is going to play out for them and Amazon as a valid/useable service offering.
This experiment, I decided, would have the following goals: at its base it would have to be generic enough to be able to smoke any module, and provide the flexibility required to be easily extensible.
This Log Buffer Edition once again touches upon the bold and best blog posts from the wide world of Oracle, MySQL and SQL Server. This Log Buffer #290 is all about ideas and their implementation and much more.
I’ll be blogging about reliability more in the coming days and weeks, but I’m going to quickly get warmed up with this post, pointing out two worthy reads in the domain of reliability.