[Samba] cups_async_callback(504) error after upgrade to 3.2.7

[Jeremy Allison]

On Wed, Jan 07, 2009 at 04:22:05PM -0800, Ed Kasky wrote:
> Hello there -
>
> I just upgraded to 3.2.7 via an rpm from fedora - running fc6:
> # uname -a
> Linux yoda.wrenkasky.com 2.6.22.14-72.fc6 #1
> SMP Wed Nov 21 15:12:59 EST 2007 i686 i686 i386 GNU/Linux
>
> Since upgrading, I am getting the following every hour or so:
> [2009/01/07 15:19:08,  2] printing/print_cups.c:cups_async_callback(504)
>   cups_async_callback: failed to read a new printer list

What does a debug level 10 say ? smbd now always uses an
async method to read cups printer names (except on startup)
in order to be able to cope with systems with thousands of
printers without hanging talking to cups (that's the job
of the forked child).

Jeremy