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List:       cups
Subject:    Re: [cups.general] Printing large pdf files
From:       Jeff Borders <jeff () jeffborders ! com>
Date:       2008-08-31 2:36:57
Message-ID: 33531-cups.general () news ! easysw ! com
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> Hello, I work for a major retailer who is converting from a script-based HP \
> Jetadmin setup on Solaris using straight lpd printing.  We're switching to cups and \
> plan to push out catalogs to each store.  I need to print a 300MB PDF file to \
> various HP 3800/4700 printers, all with >=128MB Ram.  I can print 40MB PDFs any way \
> I choose, raw or PS.  But the true load test is the giant 300MB PDF that will go \
> out about once a year to over 1000 stores. ie. 1000 queues.  The other complication \
> is we have slow links to all of the stores.  It works now with the old system.  But \
> with cups it does not.  I'm convinced it's some kind of timeout because I'll get \
> two banner pages and no job in between.  This is running on SLES 10.2.  I have read \
> the Michael Sweet Cups book many times looking for an answer. 
> su-cupsprd01:/etc/cups # lpoptions
> 
> job-sheets=none,none raw=true HPOption_Disk=RAMDisk MediaType=Plain \
> Resolution=600dpi PageSize=Letter PageRegion=Letter InputSlot=Auto \
> HPOption_PaperPolicy=Crop 
> Here's my cupsd.conf:
> 
> su-cupsprd01:/etc/cups # cat cupsd.conf
> #LogLevel info
> LogLevel debug
> Printcap /etc/printcap
> User lp
> Group lp
> RunAsUser Yes
> Port 631
> Port 80
> HostNameLookups On
> Browsing On
> BrowseAddress 10.255.255.255
> BrowseAllow 10.
> BrowseDeny All
> KeepAlive On
> 
> #KeepAliveTimeout - controls how long a persistent HTTP connection remains open \
> after the last request. 
> #KeepAliveTimeout 60
> KeepAliveTimeout 86400
> 
> #LimitRequestBody - controls max size of print files.
> LimitRequestBody 0
> 
> #Timeout - amount of time to wait before an active HTTP or IPP request times out.
> #Timeout 300
> Timeout 86400
> 
> <Location />
> Order deny,allow
> Deny from all
> Allow from 127.0.0.1
> Allow from 10.1.0.0/255.255.0.0
> </Location>
> 
> <Location /admin>
> Order Deny,Allow
> Deny from All
> Allow from 127.0.0.1
> Allow from 10.1.0.0/255.255.0.0
> </Location>
> su-cupsprd01:/etc/cups #
> 
> I'd really appreciate some help.
> Thank you,
> Jeff Borders


I think I found my problem.  I talked with a cisco engineer and he proved that we \
have a MTU problem with our cisco switches that were set to jumbo frames.  That makes \
sense b/c I was able to print small jobs.  -jb \
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