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Re: How to get parallel restore in PG 8.4 to work?

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: henk de wit <henk53602(at)hotmail(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: How to get parallel restore in PG 8.4 to work?
Date: 2009-03-31 23:08:33
Message-ID: 20300.1238540913@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-performance
henk de wit <henk53602(at)hotmail(dot)com> writes:
> For performance reasons (obviously ;)) I'm experimenting with parallel restore in PG 8.4. I grabbed the latest source snapshot (of today, March 30) and compiled this with zlib support. I dumped a DB from PG 8.3.5 (using maximum compression). I got this message however:
> postgres(at)mymachine:/home/henk/postgresql-8.4/bin$ time
> ./pg_restore -p 5434 -h localhost -U henk -d db_test -j 8 -Fc
> /home/henk/test-databases/dumps/db_test.custom
> pg_restore: [archiver] WARNING: archive is compressed, but this
> installation does not support compression -- no data will be available
> pg_restore: [archiver] cannot restore from compressed archive (compression
> not supported in this installation)

As far as one can tell from here, you built *without* zlib support.
This is unrelated to parallel restore as such.

			regards, tom lane

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