Re: Why we are going to have to go DirectIO

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