[K12OSN] why is printing SOOOO slow??

[Mike Lichtenwalner]

Joe Guenther wrote:
> One of my annoyances with K12LTSP is the extremely slow printing.  We
> print directly to the IP address of a HP 4000 laserjet with Jet direct
> card.  It uses CUPS v1.1.22rc1 (K12LTSP 4.2)
> 
> The printer waits between each page.  The CPU usage (dual 2.4Ghz Xeon)
> goes to 100% on both CPUs when printing.  When only one job is printing,
> one CPU will be on 100% the other lower, but with multiple docs in the
> queue (http://127.0.0.1:631) both CPU's peak at 100% ... an the printing
> takes a day and an age.

Hi Joe,

We also saw that same slow performance when printing to HPLJ 4000 series 
printers. The solution was to switch from the recommended Postscript 
driver to the "hpijs" driver. More than 90% of our print jobs are text, 
and the quality is good (and MUCH faster).

Mike
_________________________________
Mike Lichtenwalner
Technology Specialist
Manheim Township School District
Lancaster, PA