Rick Gigger <[EMAIL PROTECTED]> writes:
> Every once in a while I've noticed the number of processes I've got  
> running jumps up a little higher than normal.  So I check it out and  
> realize that I'm building up a bunch of processes that just aren't  
> completing.  About half of the one's not completing say "SELECT  
> waiting".  I'm not doing anything that I am aware of that could be  
> blocking anything.  I am only doing regular vacuums.  I am not  
> explicitly locking anything that I know of.  Is there a way to figure  
> out what each of these processes are waiting on?

Look at the pg_locks view to see what locks they are waiting for and
who's got conflicting locks.

                        regards, tom lane

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