If you are a frequent user of Oracle SQL*Plus, you probably also know about a tool called rlwrap. Bare SQL*Plus does not offer command history, arrow-key editing or any type of word completion so it feels like you’re thrown back…
1,134 total views
Announcing qdda 2.0
It’s almost a year since I blogged about qdda (the Quick & Dirty Dedupe Analyzer). qdda is a tool that lets you scan any Linux disk or file (or multiple disks) and predicts potential thin, dedupe and compression savings if…
1,003 total views
The Quick and Dirty Dedupe Analyzer – Part 1 – Hands on
As announced in my last blogpost, qdda is a tool that analyzes potential storage savings by scanning data and giving a deduplication, compression and thin provisioning estimate. The results are an indication whether a modern All-Flash Array (AFA) like Dell…
990 total views
Featherweight Linux VNC services
This article describes how to set up a very lightweight VNC service under CentOS/Red Hat. Intro In Red Hat Enterprise Linux (and derivates, I use CentOS) you can run a VNC service to allow graphical connections to a linux system.…
318 total views
Debunking Oracle certification myths
Another frequently asked question I get asked a lot: Is Oracle certified on Vmware? There are plenty articles discussing this very topic, here’s a few examples: oracle blog – is Oracle certified on VMware vmware understanding oracle certification support licensing…
191 total views