> This patch provides a very good performance improvement in file
> descriptor management for SMP linux kernel on a 4-way machine with the
> expectation of even higher gains on higher end machines. The patch uses the
> read-copy-update mechanism for Linux, published earlier at the sourceforge
> site under Linux Scalablity Effort project.
> http://lse.sourceforge.net/locking/rclock.html.
Good stuff!
It would be interesting to try a filesystem benchmark such as dbench. On
a quad PPC fget was chewing up more than its fair share of cpu time.
Anton
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