On 10/02/2015 09:48 AM, Jan wrote:
> Hi everyone,
>
> I'm currently running PostgreSQL 9.3.6 on Ubuntu 14.04 Server and have
> severe problems to get one large table properly vacuumed (16,743,000,000
> reltuples).
16B in a single table? I am not surprised you are having issues.
> That is, autovacuum on that table does not finish (even after six days
> it is still running). To narrow down the problem, I stopped autovacuum,
> temporarily disabled it (but ONLY on that particular table; not a
> permanent solution, I know) and started a manual VACUUM ANALYZE on that
> table via PGAdmin instead. In analogy to the autovacuum, the manually
> started process is also running virtually endless (until I terminate it
> after some days) but PGadmin's verbose output (see below) tells me at
> least that it (apparently) tries to process the same table over and over
> again. I'm definitely not a Postgres guru, but this can't be the
> expected behaviour, even on such a big table, right?Did I overlook
> something?
178,956,763 row versions to be removed.
I have no doubt that it is taking what seems like forever.
I strongly suggest you partition this beast.
JD
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