Re: Slow regression tests on windows - Mailing list pgsql-hackers

From Magnus Hagander
Subject Re: Slow regression tests on windows
Date
Msg-id 20071105151715.GE24416@svr2.hagander.net
Whole thread Raw
In response to Re: Slow regression tests on windows  (Andrew Dunstan <andrew@dunslane.net>)
Responses Re: Slow regression tests on windows  (Andrew Dunstan <andrew@dunslane.net>)
List pgsql-hackers
On Mon, Nov 05, 2007 at 08:43:01AM -0500, Andrew Dunstan wrote:
> 
> 
> Gevik Babakhani wrote:
> >I am trying to run regression tests on both windows and RH.
> >It looks like that the tests on windows run slower than linux 
> >using two machines with same hardware config.
> >
> >Is this known?
> >
> >  
> 
> We need far  more information than this before we can say much sensibly, 
> I think.. For example, what configure flags you are using, what 
> compilers, etc.

In general, the regression tests are slower on windows, yes. It's because
there's a lot of processes spawned on both client and sderver side..

(Heck, in generall, *everything* in pg is slower on Windows than on Linux
with the same hardware config)


> From what I can see MinGW regression is somewhat slower than MSVC (and 
> even than Cygwin) on my buildfarm VM that runs all three, even though 
> the latter two are rate limited by MAX_CONNECTIONS.

Uh, you're saying MSVC and Cygwin somehow differ from MingW? 

//Magnus


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