Archive for the 'Linux' Category



Take control of CPU frequency scaling in Ubuntu

If you have a laptop or a newer desktop running Ubuntu there is a good chance that your computer is scaling the processor speed automatically. In most cases the OnDemand setting it chooses works just fine but it’s nice to have an easy way to manually control the scaling. Here are the two biggest reasons [...]

Wireless on a Compaq 6715b (BCM4312) under Fedora 7 and 8

Ahh nothing like a bcm43xx card to make life interesting. I haven’t had good luck speed or stability wise using fwcutter. I applaud the direction the project is taking but for now I’m sticking with ndiswrapper. Step 1: Install the livna repository wget http://rpm.livna.org/livna-release-7.rpm (change to 7 to an 8 for FC8) rpm -ivh livna-release-7.rpm [...]

Video on a Compaq 6715b (ATI x1250) under Fedora 7 and 8

When you install Fedora on the Compaq 6715b you’ll be greeted with no X windows thanks to the ATI x1250 graphics card. I looked around for a quick and easy installation procedure and never found one. Hopefully this helps someone. Step 1: Install the livna repository wget http://rpm.livna.org/livna-release-7.rpm (change to 7 to an 8 for [...]

CentOS Boot Fix

 I ran into this on a HP dc7700 that I was install CentOS 5 on. Symptom: CentOS 5, Fedora Core 5, and possibly RHEL5 the install hangs with the message ACPI: Assume root bridge [\_SB_PCI0] bus is 0 Solution: Start the install process with: linux all-generic-ide pci=nommconf