[cups.bugs] delay in raw print after upgrade 1.3.10 -> 1.4.6

[Michael R Sweet]

Enable debug logging (cupsctl --debug-logging) and then post a link to your error_log file - that should show where the delay is.

On Feb 28, 2011, at 6:39 AM, Franta Hanzlik <franta at hanzlici.cz> wrote:

> We have two serial-line cash text printers and one PCL USB printer, on which are printing from DOS application running on Linux under DOSEMU. All printers are in CUPS configured as "raw queue".
> When we run on old (Fedora 9/i386 w. cups-1.3.10) configuration, data to all printers was sent almost immediately (within cca 1 sec serial printers start print).
> Now after upgrade to newer distro (Fedora 14/i386 w. cups-1.4.6), we noticed significant (about further 5-6 second) delay until printing start.
> Please, is there any option which can solve this issue? Or, can someone recommend any method for debugging this problem?
> 
> I tried find some info, maybe http://www.cups.org/str.php?L3744 or http://www.cups.org/str.php?L3495 reports can relate with, but not sure. Any suggestion for this bug?
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