As soon as I upgraded my laptop’s Ubuntu 8.10 to 9.04, I started looking for what new features there were. I found one that was interestingly named. “Computer Janitor” Hmm…
It turns out to be something that I have been waiting for a long time. It scans all unused files including packages, configuration files and it even makes recommendations. When I ran it for the first time it scanned some of the old kernels. Curiously I selected all of them and started cleaning, and viola!! Next time I booted, all my previous kernel options from grub are all gone.
Continue reading “Ubuntu 9.04 New Feature – Computer Janitor”
On XPS 600, I have always felt that Maxtor 250GB harddrive that came with my Dell XPS 600 was the bottleneck. Whenever I do any resouce intensive tasks, the harddrive keeps running even if CPU and memory ultilization is very low. I looked up some specification for the Maxtor and noticed that it was an older generation. It looked like upgrading the harddrive will be the biggest improvement that I could make the system faster; however, there were a couple of options. I could purchase a brand new drive with higher capacity, or I could purchase the same capacity drive and configure a RAID 0 stripping array. I decided to go with RAID route since I have been doing daily backup to another older harddrive – I considered only performance factor.
Continue reading “RAID 0 Array Performance Test on nForce4 (XPS 600)”