>>>>> "JS" == Jörg Schulz <jschulz@sgbs.de> writes:
JS> This update takes over 30 seconds!
JS> It uses 7 or 8 logfiles in the pg_xlog directory 16MB each.
JS> But does this explain why it take *so* long?
Try running a vacuum between your updates. Perhaps you're using more
disk pages than you can fit into memory, causing lots of disk I/O.
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Vivek Khera, Ph.D. Khera Communications, Inc.
Internet: khera@kciLink.com Rockville, MD +1-240-453-8497
AIM: vivekkhera Y!: vivek_khera http://www.khera.org/~vivek/
