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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
Some folks asking for preadv/pwritev are actually doing so because they rejected Linux AIO for being too broken to use.
They are preferring to use preadv/pwritev in userspace helper threads, than Linux AIO, because at least with threads it is always asynchronous.
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