Re: Why we are going to have to go DirectIO

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От Tom Lane
Тема Re: Why we are going to have to go DirectIO
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Msg-id 31495.1386112091@sss.pgh.pa.us
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Ответ на Re: Why we are going to have to go DirectIO  (Magnus Hagander <magnus@hagander.net>)
Ответы Re: Why we are going to have to go DirectIO
Re: Why we are going to have to go DirectIO
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Magnus Hagander <magnus@hagander.net> writes:
> On Tue, Dec 3, 2013 at 11:44 PM, Josh Berkus <josh@agliodbs.com> wrote:
>> Would certainly be nice.  Realistically, getting good automated
>> performace tests will require paying someone like Greg S., Mark or me
>> for 6 solid months to develop them, since worthwhile open source
>> performance test platforms currently don't exist.  That money has never
>> been available; maybe I should do a kickstarter.

> So in order to get *testing* we need to pay somebody. But to build a great
> database server, we can rely on volunteer efforts or sponsorship from
> companies who are interested in moving the project forward?

And even more to the point, volunteers to reinvent the kernel I/O stack
can be found on every street corner?  And those volunteers won't need any
test scaffolding to be sure that *their* version never has performance
regressions?  (Well, no, they won't, because no such thing will ever be
built.  But we do need better test scaffolding for real problems.)
        regards, tom lane



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