Re: [patch] scheduler: rebalance_tick interval update

From: Nick Piggin
Date: Mon Nov 15 2004 - 21:28:21 EST

Nick Piggin wrote:

Another example, in some ticks, a CPU won't see the updated 'jiffies', other
times it will (at least on Altix systems, this can happen).

Note that if you didn't want to have this rash of balancing attempted after
a CPU wasn't able to run the rebalance for a long time, the solution would
be to keep adding the balance interval until it becomes greater than the
current jiffies.

I actually prefer it to try to make up the lost balances, just from the
perspective of gathering scheduler statistics. I don't suspect it happens
enough to justify adding the extra logic - Darren, are you actually seeing

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