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Re: vacuum hint on elog

From: Alvaro Herrera <alvherre(at)dcc(dot)uchile(dot)cl>
To: Neil Conway <neilc(at)samurai(dot)com>
Cc: PostgreSQL-patches <pgsql-patches(at)postgresql(dot)org>
Subject: Re: vacuum hint on elog
Date: 2005-01-22 12:56:33
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Lists: pgsql-patches
On Sat, Jan 22, 2005 at 11:28:52PM +1100, Neil Conway wrote:
> It occurred to me that if we elog(ERROR) during VACUUM, the vacuum 
> activity hint will not be reset. This will result in all subsequent I/O 
> by the current backend being treated by the bufmgr as though it resulted 
> from VACUUM. While elog(ERROR) during VACUUM is not a common occurrence, 
> I don't think it's wise to assume it is impossible.

Hmm ... I think you should rather use a PG_TRY/PG_CATCH block.  (Or
discover whether this is already done somewhere else ...)

Alvaro Herrera (<alvherre[(at)]dcc(dot)uchile(dot)cl>)
"El día que dejes de cambiar dejarás de vivir"

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