Written by This post is mostly for my own reference, just in case I need to rebuild a server and want to save myself the Googling. These links helped: Nagios Core 3.x Docs – The quick-start guide was great. I recommend compiling yourself instead of using yum so that your paths match the docs exactly. Of course, [...]
READ MORE »Monthly archives for December, 2009
Removing Old Kernels on Fedora, RHEL, or CentOS with Yum
I recently noticed that my /boot partition was at 95% full, so I investigated to see what was causing it. Apparently, it was filling up with older versions of the linux kernel as a result of upgrades. Because my system has been very stable, I decided to keep only the current version of the kernel [...]
READ MORE »Running more than 4GB RAM on Fedora, RHEL, & CentOS
For about a year now, we’ve been happily running two Dell PowerEdge 2950s with quad procs, 4GB of RAM (or so we thought), and RHEL5. Running a high-traffic website can be memory intensive, so we recently decided to upgrade the memory, and bought 8 more GB of RAM for each machine. But, after installing the [...]
READ MORE »Dell Warning: The current memory configuration is not optimal.
In a cabinet in a top secret location somewhere in the Pacific Northwest, I’ve got two Dell PowerEdge 2950s, each with four 2GB DIMMs installed. I purchased four additional 4GB DIMMs to upgrade the memory in both to a total of 16GB, and installed them in the servers last night, so that each server’s DIMM slots [...]
READ MORE »Got New OBDII Code Scanner to Clear Check Engine Light on Maserati Quattroporte
A few months ago, I installed two software upgrades in my 2007 Maserati Quattroporte GT Sport: an enhancement module for the drive-by-wire system, and an ECM peformance chip, both developed and manufactured by Formula Dynamics. They both made huge differences to the car’s performance. Until recently, neither unit had produced any engine fault codes. However, [...]
READ MORE »Dual Boot Windows 7 and Fedora 12 Linux with Dell Utility and Recovery Partitions
After successfully setting up a dual boot of Windows 7 (64-bit) and Fedora 12 on my new Dell Studio laptop, I wanted to record some of the tricks that were necessary to get it done. The laptop is a Dell Studio 1737 (why didn’t they call it 1337?) which came pre-installed with Windows Vista Home [...]
READ MORE »I wonder if Ironman uses an Ironkey…
Because of the consulting work I do for the Department of Defense and the CIA, the security of my personal data is a big deal. So when my benevolent benefactors in Virginia sent me an 8GB Ironkey a little over a year ago as part of their new civilian contractor security protocols, I felt like a [...]
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