Another weekend project. Releasing this under GPL. Use it, break it, make it better – All good! Just carry on the GPL

Automate backups to USB as soon as it is plugged in: Linux!
Simple; were the requirements for this evening – When I plug in my USB drive into my Openstack(ubuntu) server, i want it to automatically start backing up vm-harddisks.

iMac retina 5K, and target display mode – Solution?
iMacs since 2009 have all supported ‘target display mode’, which basically lets you hook up your macbook pro using thunderbolt to your iMac and use the iMac as an external monitor for the macbook.
MySQL InnoDB Performance: Scaling inserts.
Can MySQL scale?? … For that reason, Can any DB scale?
This architecture holds roughly 4 terabytes of data, hosted in AWS now… and writing away from several TimeSeries collectors.

New Mini-ESXI server
My latest ESX server runs (and has been running ) at 26C inside the box. Partly because there are no moving-parts. The ESXI5 image boots off of USB, and the VMs from NAS.

Spot the difference
The difference between the two following pieces of code are pretty evident, or are they?Except for the fact that one was almost 60 times faster than the other, over 100,000 iterations.

Spanning Tree Protocol Cheatsheet – 802.1d for CCNA
Now why anyone would use spanning tree protocol, is beyond me! … I run from it when I can, and I don’t want to have anything to do with STP. No, seriously!