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An unexpected perf feature
LWN.net Weekly Edition for May 16, 2013
A look at the PyPy 2.0 release
PostgreSQL 9.3 beta: Federated databases and more
LWN.net Weekly Edition for May 9, 2013
A small correction to your story (as I was fortunate enough to be there) - the 50% is 100% of 1 CPU on a 2 CPU system - he was showing the results of the network card driver and the stack being bound to the same CPU.
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