Imagine a processor with no interrupts. We can do a lot better and get rid of most exceptions (e.g. system calls, page faults etc.), most
Read moreApple’s A5 chip made in Austin
Although I think it might have been designed here too. The A5 processor – the brain in the iPhone 4S and iPad 2 – is
Read moreWhy computers are more and more devices for generating heat from electricity
Why is it that the hardware interfaces of disk drives 30 years ago were simple and clear and they currently require enormously elaborate drivers? Imagine
Read moreProcessor architecture
I wish that processor architecture was not so committed to a obsolete model of software. For example, it has become clear over the last few
Read moreVirtualization versus Physicalization
Data on the overhead of virtualization is hard to come by. Rackable proposes an interesting alternative that they call physicalization. I wonder whether the CPU
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