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Re: sysbench throughput degradation in 4.13+

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On Fri, Sep 22, 2017 at 11:03:39AM -0400, Eric Farman wrote:
> Hi Peter, Rik,
> 
> With OSS last week, I'm sure this got lost in the deluge, so here's a
> friendly ping.

Very much so, inbox is a giant trainwreck ;-)

> I picked up 4.14.0-rc1 earlier this week, and still see the
> degradation described above.  Not really a surprise, since I don't see any
> other commits in this area beyond the ones I mentioned in my original note.
> 
> Anyway, I'm unsure what else to try or what doc to pull to help debug this,
> and would appreciate your expertise here.  We can repro this pretty easily
> as necessary to help get to the bottom of this.
> 
> Many thanks in advance,

Could you describe your sysbench setup? Are you running it on mysql or
postgresql, what other options?

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sysbench throughput degradation in 4.13+ Eric Farman <farman@linux.vnet.ibm.com> - 2017-09-12 16:20 +0200
  Re: sysbench throughput degradation in 4.13+ 王金浦 <jinpuwang@gmail.com> - 2017-09-13 10:30 +0200
    Re: sysbench throughput degradation in 4.13+ Eric Farman <farman@linux.vnet.ibm.com> - 2017-09-22 17:10 +0200
      Re: sysbench throughput degradation in 4.13+ Peter Zijlstra <peterz@infradead.org> - 2017-09-22 18:00 +0200
        Re: sysbench throughput degradation in 4.13+ Eric Farman <farman@linux.vnet.ibm.com> - 2017-09-22 18:20 +0200

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