Messages in this thread | | | Subject | Re: fast path cycle muncher (vmstat: make vmstat_updater deferrable again and shut down on idle) | From | Mike Galbraith <> | Date | Tue, 26 Jan 2016 19:45:39 +0100 |
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On Tue, 2016-01-26 at 12:34 -0600, Christoph Lameter wrote: > On Tue, 26 Jan 2016, Mike Galbraith wrote: > > > I disagree. You're burning electrons for no benefit at all to me on my > > box. You want to do high speed trading, that's fine, but I expect my > > box to be able to pop in and out of idle without having to pay a toll > > to the high speed trading bandits of the world, thank you very much. > > > > This specialty thing does not belong in the generic fast path. > > The system going idle is a fastpath. Mind boogling.
Hohum, noted. Now what about those cycles, and the sleeping lock you injected for -rt?
-Mike
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