Mike Bridge <[EMAIL PROTECTED]> writes:
> I've been running Postgresql 7.4.1 for a couple weeks after upgrading
> from 7.2.  I noticed today that the postmaster had been using 99% of
> the dual CPUs (on a PowerEdge 2650) non-stop for the last couple days.
> I stopped all the clients, and it didn't abate---even with no
> connections---so I restarted the postmaster.  Now everything is
> running smoothly again.

Since the postmaster is a single unthreaded process, it's quite
impossible for it to take up 100% of two CPUs.  Could you be more
precise about which processes were eating CPU, and what they were
doing according to the available state data?  (ps auxww and
pg_stat_activity can be helpful tools.)

                        regards, tom lane

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