On Friday 25 May 2007 12:39, Jaime Casanova wrote:
> On 5/25/07, Tom Lane <[EMAIL PROTECTED]> wrote:
> > Bernd Helmle <[EMAIL PROTECTED]> writes:
> > > --On Freitag, Mai 25, 2007 10:49:29 +0000 Jaime Casanova
> > >
> > > <[EMAIL PROTECTED]> wrote:
> > >> No, because the RemovePgTempFiles() call in PostmasterMain() will
> > >> remove all tmp files at startup.
> >
> > I believe we do not call RemovePgTempFiles during a crash recovery
> > cycle; this is intentional on the theory that the temp files might
> > contain useful debugging clues.
>
> ah, i forgot that
>
> > So there is a potential problem there.
> > Not sure how important it really is though --- neither crashes nor
> > tablespace drops ought to be so common that we need a really nice
> > solution.
>
> the only semi-sane solution i can think of, is to have a superuser
> only function that acts as a wrapper for RemovePgTempFiles(), but
> still exists a chance for shoot yourself on the foot...
If there was a way for DBA's to know they could safely delete the left-over
files (maybe the files timestamp is older than postmaster start; though not
sure how you measure that), then I think this would be enough to give them a
way out. Of course maybe that level of smarts could be put into drop
tablespace itself?
--
Robert Treat
Build A Brighter LAMP :: Linux Apache {middleware} PostgreSQL
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