Linux cluster sysadmin — OS metric monitoring with colmux

Monday, December 15th, 2014 by

In this mini-series of blog posts I’m taking a look at a few very useful tools that can make your life as the sysadmin of a cluster of Linux machines. This may be a Hadoop cluster, or just a plain simple set of ‘normal’ machines on which you want to run the same commands and […]

Linux cluster sysadmin — Parallel command execution with PDSH

Tuesday, December 9th, 2014 by

In this series of blog posts I’m taking a look at a few very useful tools that can make your life as the sysadmin of a cluster of Linux machines easier. This may be a Hadoop cluster, or just a plain simple set of ‘normal’ machines on which you want to run the same commands […]

Linux cluster sysadmin — SSH keys

Tuesday, December 9th, 2014 by

In this short series of blog posts I’m going to take a look at a few very useful tools that can make your life as the sysadmin of a cluster of Linux machines easier. This may be a Hadoop cluster, or just a plain simple set of ‘normal’ machines on which you want to run […]

OBIEE SampleApp v406 Amazon EC2 AMI – available for public use

Thursday, November 13th, 2014 by

I wrote a while ago about converting Oracle’s superb OBIEE SampleApp from a VirtualBox image into an EC2-hosted instance. I’m pleased to announce that Oracle have agreed for us to make the image (AMI) on Amazon available publicly. This means that anyone who wants to run their own SampleApp v406 server on Amazon’s EC2 cloud service […]

Auditing OBIEE Presentation Catalog Activity with Custom Log Filters

Monday, November 10th, 2014 by

A question that I’ve noticed coming up a few times on the OBIEE OTN forums goes along the lines of “How can I find out who deleted a report from the Presentation Catalog?”. And whilst the BI Server’s Usage Tracking is superb for auditing who ran what report, we don’t by default have a way […]

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