Re: [PATCH] x86: Reduce the default HZ value

From: Christoph Lameter
Date: Thu May 07 2009 - 14:23:39 EST


To get back to the main point: I agree with Alok that the default HZ needs
to be as low as possible. The remaining justification is the load
balancing and possible context switching between multiple tasks contenting
for a processor.

Is it enough if this occurs 100 times per second?

If so then we should change the default in kernel/Kconfig.hz.

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