Re: stats collector suddenly causing lots of IO

>
> I have had some 'idle in transaction' connections hanging out from time to time that have caused issues on this
machinethat could explain the above perma-bloat.  That is one thing that could affect the case reported here as well.
Theworst thing about those, is you can't even force kill those connections from within postgres (pg_cancel_backend
doesn'twork on them, and killing them via the OS bounces postgres ...) so you have to hunt down the offending client. 
>

Ooh, I just noticed pg_terminate_backend() ... maybe this will let me kill annoying idle in transaction clients.  I
guessthis arrived in 8.4?  Hopefully this won't cause the whole thing to bounce and close all other backends.... 


>
>>             regards, tom lane
>>
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