Ubuntu power bump

ubuntu-logo-jpg.jpgCheck out an interesting Linux-related blog post, from Chris Edwards, about Ubuntu and power issues.

It is suspected that minor changes in recent subreleases of the 2.6 Linux kernel, used in Ubuntu 11, seem to be pushing up power consumption by 10 to 30 per cent. Suspicion has fallen on memory-management code and the clock timer interrupt…


Some recent benchmarks from the world of Linux show how sensitive to minor kernel-level code changes power consumption can be. Posting at Phoronix, Michael Larabel performed comparisons on several versions of the Ubuntu distribution. He found that, rather than going down, the latest versions show an increase in average power consumption, even when the kernel is idling.

Read the full article on our new Low-power Design blog >>

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