NachoTech Blog

Tech tidbits that have crunch!

Entries for September, 2008

How to Split Up (and Recombine) a Big File on Leopard (or Linux)

Sometimes you might have a very large file that you want to email or FTP to someone, but your email server limits you to small size attachments. The good news is that this is very easy to do with the tools already on your computer. The bad news is that you may have to learn […]

Setting iLO Configuration using the Onboard Administrator

Haven’t you always wanted to configure your blade iLO’s en masse instead of one by one? You can now with the Onboard Administrator’s ‘HPONCFG’ command. Here’s an example of a RIBCL XML script that can be used with the HPONCFG command in the Onboard Administrator (OA) command line interface (CLI). This example script will modify […]

Enabling Linux Serial Console with a Script

There are a number of steps needed to properly enable a serial console on Linux. You have to make sure that the kernel uses it for logging, make sure a getty runs on it, make sure that kudzu doesn’t mess with your terminal, and finally make sure that root logins are allowed on it. To […]

Using conserver to monitor iLO virtual serial ports (updated)

There are a lot of companies that use serial console servers (e.g. Cyclades) to monitor the serial ports of their servers. These servers are usually running an operating system like Linux or FreeBSD. By accessing the serial console, the administrator can control almost everything on the server, and even watch it boot. This type of […]