Re: Kludge in pg_standby.c

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От Alvaro Herrera
Тема Re: Kludge in pg_standby.c
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Msg-id 20080410174809.GA15380@alvh.no-ip.org
обсуждение исходный текст
Ответ на Re: Kludge in pg_standby.c  (Bruce Momjian <bruce@momjian.us>)
Ответы Re: Kludge in pg_standby.c  (Bruce Momjian <bruce@momjian.us>)
Список pgsql-hackers
> Gregory Stark wrote:
> > 
> > There's a suspicious ifdef in pg_standby for WIN32 which smells like a kludge
> > added to work around a Windows problem which makes it work but at great
> > expense:
> > 
> > #ifdef WIN32
> >                 /*
> >                  * Windows reports that the file has the right number of bytes
> >                  * even though the file is still being copied and cannot be
> >                  * opened by pg_standby yet. So we wait for sleeptime secs
> >                  * before attempting to restore. If that is not enough, we
> >                  * will rely on the retry/holdoff mechanism.
> >                  */
> >                 pg_usleep(sleeptime * 1000000L);
> > #endif

FWIW, it seems that this may be fixed with Magnus' patch to change
stat() on Win32.  Is there anyone with a working warm standby PITR setup
on Win32 that could test it?

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.


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