Ubuntu 9.04 New Feature – Computer Janitor

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.

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Closer to Ubuntu 9.04 Release


RAID 0 Array Performance Test on nForce4 (XPS 600)

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.

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