[cups] Cups 1.3.9 on Unix --> Dell B2360dn prints 2 pages, pauses 2-3 seconds...then prints 2 more

[Helge Blischke]

> Am 31.10.2016 um 15:11 schrieb Doug Ritchie <goprocom1 at gmail.com>:
> 
> I thought I sent this email on 10/26/16...  But, I didn't get any responses... So, I'm sending again in case it didn't go through properly. Apologies if this is a duplicate.
> 
> ------
> I have a Unix system that has Cups 1.3.9 installed and only used for one purpose... printing statements.
> 
> When printing anything from Unix using "SYSV" printing, it prints to this Dell B2360 printer fast and page after page... When printing long text reports through cups, it prints fast and page after page.
> 
> But, when printing statements, the forms software uses Cups for multiple reasons... and it's this print that prints 2 pages... pauses a couple of seconds... and then prints 2 more pages... and pauses again throughout the entire process of individual print jobs for each customer (1 statement page for each customer sent to the printer as separate print jobs).
> 
> The forms design software print using a PCL data stream.    Printing multiple pages of text (reports) using cups and SYSV printing print fast.. no pausing... This is only when printing PCL data streams to this Dell B2360dn using Cups.
> 
> I installed an old HP4000 in place of the Dell B2360dn.... and don't see the pausing.
> 
> Buffering/memory capacity is suspected.  Also, end of job confirmation/wait is also suspected... but, it's unknown how to overcome this or test for this.
> 
> The Cups printer is configured as a "socket" device and I have used RAW, HPLaserjet pxlmono, and a Dell B2360dn specific PPD... all exhibit the same pausing when printing PCL data streams through CUPS... the same data streams through SYSV printing prints FAST (page after page) to the printer.
> 
> Any help would be appreciated.
> Thanks.
> 
> 
> --
> 
> Doug Ritchie
> 
> ProCom Solutions, Inc.
> 
> (Systems Integrator/VAR/Reseller)
> 
> 410-997-6777 ext.110
> 
> Direct Dial Voice & Fax: 443-393-3428  (ProCom Support 800-997-6777 option 1)
> 
> "Unix is user friendly... It's just picky about its friends…“

> 

After executing such a weird print job, do a 
grep '\[Job ‚ /var/log/cups/error_log 2>&1 > /var/tmp/jobs.txt 
from a terminal and post the resulting text file. For giving more advice, it is necessary
which filters are called when processing jobs like this.

Helge