Re: [patch part 2] Re: [patch] Re: PostgreSQL pgbench performance regression in 2.6.23+

Peter Zijlstra
2008-06-07T16:12:27Z

On Sat, 2008-06-07 at 16:54 +0200, Mike Galbraith wrote:
> On Sat, 2008-06-07 at 15:08 +0200, Peter Zijlstra wrote:
> > On Sat, 2008-06-07 at 13:38 +0200, Mike Galbraith wrote:
> >
> > Interesting.. Looks good.
>
> In that case it _might_ fly, so needs changelog and blame line.

Just wondering, how much effect does the last_preempter stuff have?, it
seems to me the minimum runtime check ought to throttle these wakeups
quite a bit as well.