Re: [HACKERS] Patch to implement pg_current_logfile() function

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От Karl O. Pinc
Тема Re: [HACKERS] Patch to implement pg_current_logfile() function
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Msg-id 20170119122935.14eba51b@slate.meme.com
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Ответ на Re: [HACKERS] Patch to implement pg_current_logfile() function  ("Karl O. Pinc" <kop@meme.com>)
Ответы Re: [HACKERS] Patch to implement pg_current_logfile() function  (Michael Paquier <michael.paquier@gmail.com>)
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On Thu, 19 Jan 2017 12:12:18 -0300
Alvaro Herrera <alvherre@2ndquadrant.com> wrote:

> Karl O. Pinc wrote:
> > On Wed, 18 Jan 2017 19:27:40 -0300
> > Alvaro Herrera <alvherre@2ndquadrant.com> wrote:  
> 
> > > I thought this part was odd -- I mean, why is SysLogger_Start()
> > > being called if the collector is not enabled?  Turns out we do it
> > > and return early if not enabled.  But not in all cases -- there
> > > is one callsite in postmaster.c that avoids the call if the
> > > collector is disabled. That needs to be changed if we want this
> > > to work reliably.  
> > 
> > Is this an argument for having the current_logfiles always exist
> > and be empty when there is no in-filesystem logfile?  It always felt
> > to me that the code would be simpler that way.  
> 
> I don't know.  I am just saying that you need to patch postmaster.c
> line 1726 to remove the second arm of the &&.

Gilles,

I'm not available just now.  Can you do this or enlist Michael?

Karl <kop@meme.com>
Free Software:  "You don't pay back, you pay forward."                -- Robert A. Heinlein



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