Quick post to announce QDDA version 2.2 has been published on Github and in the Outrun-Extras YUM repository.
Reminder: The Quick and Dirty Dedupe Analyzer is an Open Source Linux tool that scans disks or files block by block to find duplicate blocks and compression ratios, so that it can report – [...]
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 you would move that disk/file to an All Flash array like [...]
The best thing about being me… There are so many “me”s.
— Agent Smith, The Matrix Reloaded
One of our customers reported less than optimal space savings on XtremIO running Oracle. In order to test various scenarios with Oracle I was in search of a deduplication analysis method or tool – only [...]
Infrastructure has always been a tough place to compete in. Unlike applications, databases or middleware, infrastructure components are fairly easy to replace with another make and model, and thus the vendors try to show off their product as better than the one from the competition.
In case of storage subsystems, the [...]
Sometimes I hear people claim that by using faster storage, you can save on database licenses. True or false?
The idea is that many database servers are suffering from IO wait – which actually means that the processors are waiting for data to be transferred to or from storage – and [...]
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