From: Tom Lane <tgl@sss.pgh.pa.us>
To: Sorin N. Ciolofan <ciolofan@ics.forth.gr>
Cc: pgsql-general@postgresql.org
Cc: pgsql-admin@postgresql.org
Cc: pgsql-performance@postgresql.org
Subject: Re: [GENERAL] ERROR: out of shared memory
Date: Tue, 27 Mar 2007 09:59:15 -0400
Message-ID: <19352.1175003955@sss.pgh.pa.us> (raw)
In-Reply-To: <20070327131301.065E38E40FC@mailhost.ics.forth.gr>
References: <20070327131301.065E38E40FC@mailhost.ics.forth.gr>
"Sorin N. Ciolofan" <ciolofan@ics.forth.gr> writes:
> It seems that the legacy application creates tables dynamically and the
> number of the created tables depends on the size of the input of the
> application. For the specific input which generated that error I've
> estimated a number of created tables of about 4000.
> Could be this the problem?
If you have transactions that touch many of them within one transaction,
then yup, you could be out of locktable space. Try increasing
max_locks_per_transaction.
regards, tom lane
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To: pgsql-performance@postgresql.org
Cc: tgl@sss.pgh.pa.us, ciolofan@ics.forth.gr, pgsql-general@postgresql.org, pgsql-admin@postgresql.org
Subject: Re: [GENERAL] ERROR: out of shared memory
In-Reply-To: <19352.1175003955@sss.pgh.pa.us>
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