Dead Trees and Their Electronic Equivalent

“You can’t grep dead trees” - is an old Unix saying. It is supposed to promote the value of keeping documents electronically. Sometimes you want the unalterability of paper or its modern equivalent the PDF. However, if you produce unalterable documents it is important to remember that there will be versions. Read More...

Foscam Adventures

I recently acquired a couple of Foscam IP Cameras for keeping an eye on my horses while in their stables or their yards. The earlier model went in without a hitch replacing a venerable Swann IP camera which had finally died. The newer model (an FI8910W) kept rebooting every 60 or so seconds … Read More...

The IO Blender

At the VMUG Regional User Conference (#MVMUG Feb 7, 2013), Stephen Foskett (@sfosckett, http://blog.fosketts.net) presented on the IO Blender. The essential idea was that there was a great loss of information that was exploited by the storage arrays because the data was hidden behind the hypervisor. This reminded me about some information theory and compression. Read More...

Getting rwho to work under Solaris SMF

Solaris (10+) and OpenSolaris use a relatively new mechanism for starting daemons the SMF (Service Management Framework). Adding a new entry to a manifest is surprisingly easy. We use rwhod as an example. Read More...