Hi Tom,

I agree with your assessment of this.

I'm no expert on Linux, and I'm new to Postgres but I'm learning. I hope to
have a chance to play with and test these kinds of configuration settings
before the system goes live. Unfortunately there is no plan for a test
environment that is comparable to the production environment.

By the way, I've been using 7.4 for a little while now (in development) and
my feeling is that the DB has matured considerably since the previous
version I used which was 7.1. It's looking good so far.

Regards
Iain

----- Original Message ----- 
From: "Tom Lane" <[EMAIL PROTECTED]>
To: "Iain" <[EMAIL PROTECTED]>
Cc: <[EMAIL PROTECTED]>
Sent: Saturday, December 20, 2003 3:11 AM
Subject: Re: [ADMIN] ERROR: canceling query due to user request


> "Iain" <[EMAIL PROTECTED]> writes:
> > This is typical of the errors I got:
> > pg_dump: ERROR:  canceling query due to user request
>
> If you didn't actually do anything to cancel the query, then this
> indicates that something is sending SIGINT signals to the backend
> process.  I'd bet on a "ulimit" or equivalent resource-limit setting
> being tripped.  Check what conditions the postmaster is being started
> under --- generally, you do not want *any* active ulimit restrictions
> on the server processes.
>
> regards, tom lane


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