[cups] slow printing

Michael Sweet msweet at apple.com
Thu Nov 23 09:08:21 PST 2017


See:

    http://www.cups.org/doc/network.html

The "waiteof=false" option is used for socket: URIs and "waitjob=false" for ipp: and ipps: URIs.  Use "mode=stream" for lpd: URIs.


> On Nov 23, 2017, at 10:31 AM, Lucian Greis <lgreis at mkv.de> wrote:
> 
> Hi list,
> 
> maybe this is very simple, but:
> Apple uses CUPS in his MacOS X since a long time (if I am not mistaken, since 10.4).
> Now, in newer flavors of MacOS, parts of the printing procedure have changed. We observed this with a client who went from 10.6 to 10.12 in one huge step.
> He still can print to all his printers (after having some drivers updated) but much more slowly than before. 
> All printers are networked PostScript printers, the problem is not tied to a specific model or manufacturer.
> 
> It appears like this:
> If you send a multi-page print job, the next page is only sent (?) when the current page has completely passed through the printer and is successfully ejected to the output bin.
> With a large (and fast) printer, who has for instance 3 input paper bins, the physical way is a long one. The printer could instead start with the next page much more earlier, if only we would not wait for the completion of the current page. This makes printing large documents extremely slow.
> If you feed the same print via a fitting spooler software (Helios EtherShare is known to do it), pages are fed into the printer at maximum speed and will leave the printer much faster cause pages are effectively processed simultaneously and the printer moves multiple sheets of paper concurrently through the printer.
> 
> As 10.6 (which was fast)  used CUPS as well as 10.12 (which is in slowmo printing mode) I suspect there is something inside CUPS that can be configured to switch this behavior on and off.
> I found no hint in the docs, but here are the reals gurus, aren’t they?
> 
> Any input would be much appreciated.
> 
> Best regards,
> Lucian 
> 
> 
> ----------------------------------------------------------------------------MKV GmbHStephanienstraße 18D-76133 KarlsruheGeschäftsführer: Thomas Gräfenecker, Lucian GreisHRB Mannheim 103593USt.-IdNr.: DE 143600625Telefon (0721) 8 30 94-0Fax (0721) 8 30 94-99http://www.mkv.de
> _______________________________________________
> cups mailing list
> cups at cups.org
> https://lists.cups.org/mailman/listinfo/cups

_________________________________________________________
Michael Sweet, Senior Printing System Engineer



More information about the cups mailing list