Steve Peterson <[EMAIL PROTECTED]> writes:
> If I run the statement:
> (1): UPDATE voter SET gender = 'U';
> on the table in this condition, the query effectively never ends --
> I've allowed it to run for 12-14 hours before giving up.
> ...
> When (1) is running, the machine is very nearly idle, with no
> postmaster taking more than 1 or 2 % of the CPU.
Is the disk busy? If neither CPU nor I/O are saturated, then it's a
good bet that the UPDATE isn't actually running at all, but is waiting
for a lock somewhere. Have you looked into pg_locks to check for a
conflicting lock?
regards, tom lane
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TIP 2: Don't 'kill -9' the postmaster
