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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
(Nearly) full tickless operation in 3.10
Which means that ext4 starts to produce inefficient I/O patterns with multiple threads, while XFS is better at combining the I/O's.
Compare to the CPU load while running a disk benchmark; you want that to be as low as possible, compared to throughput.
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