Re: [HACKERS] select * from ..;vacuum crashes

From: Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us>
To: t-ishii(at)sra(dot)co(dot)jp
Cc: t-ishii(at)sra(dot)co(dot)jp, pgsql-hackers(at)postgreSQL(dot)org
Subject: Re: [HACKERS] select * from ..;vacuum crashes
Date: 1998-10-06 05:34:37
Message-ID: 199810060534.BAA00330@candle.pha.pa.us
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> >You must enable Assert to see the crash.
>
> I saw the crash without assertion enabled? This is FreeBSD 2.2.6.
>
> >The cause may be because you are doing a vacuum INSIDE a transaction. I
> >think that also explains the psql -e thing, because that does both
> >commands in the same transaction.
> >
> >Perhaps we need to disable vacuum inside transactions. Vadim?
>
> FYI, it is reported that 6.3.2 does not have the crash.

I think I will be able to fix this if no one gets to it first. Looks
like a problem with the cache lookup and updating class statistics.
Could take me a few days until I can get to it. If someone else wants
to debug it, go ahead.

I am on jury duty.

--
Bruce Momjian | http://www.op.net/~candle
maillist(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026

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