hpnpf consumes 100 % CPU

[Omar Alvi_1]

Hi,

This process hpnpf has been consuming 100 % CPU. Despite killing upto 10 such processes. Immediately another is spawned.

Need help for a temporary as well as permanent solution

ps -ef shows as follows

lp 5124 4804 0 Jul 28 ? 0:02 /opt/hpnp/bin/hpnpf -j J3000SvrLB2-3382+admin -w -a1 -x J30
root 15603 8943 0 14:42:40 pts/tb 0:00 grep hpnpf
lp 5122 4818 0 Jul 28 ? 0:02 /opt/hpnp/bin/hpnpf -j K3000SprLB1-3321+admin -w -a1 -x K30
lp 5118 4807 0 Jul 28 ? 0:02 /opt/hpnp/bin/hpnpf -j J3000SvrLB0-3388+admin -w -a1 -x J30
lp 1750 1727 0 Jul 29 ? 0:01 /opt/hpnp/bin/hpnpf -j R2500acctLB1-3416+admin -w -a1 -x R2
lp 5100 4823 0 Jul 28 ? 0:02 /opt/hpnp/bin/hpnpf -j J3200facLJ1-3370+admin -a1 -x J3200f
lp 5110 4833 0 Jul 28 ? 0:02 /opt/hpnp/bin/hpnpf -j 3400DubwhLD1-3380+admin -a1 -x 3400D
lp 5119 4805 0 Jul 28 ? 0:02 /opt/hpnp/bin/hpnpf -j J3000WhouseLW0-3344+admin -w -a1 -x
lp 15551 15528 255 14:41:48 ? 0:48 /opt/hpnp/bin/hpnpf -j R3000SvrLB4-3356+admin -w -a1 -x R30
lp 5107 4808 0 Jul 28 ? 0:01 /opt/hpnp/bin/hpnpf -j K1100drcldtrnb-3320+admin -w -a1 -x

Regards,

-Alvi

[Steve Steel]

Hi


This is a printer process for network printing

Must be a bad process somewhere


hpnpf(1) hpnpf(1)

NAME
hpnpf - network peripheral filter

SYNOPSIS
hpnpf -x peripheral [ -nNRvw ] [ -a type ] [ -j jobid+userid ] [ -l
logfile ] [ -p port ] [ -s status-file ] [ file ...]

DESCRIPTION
hpnpf is a specialized TCP driver for driving network printers. A
network printer is a printer attached to the local area network via
its JetDirect interface, JetDirect EX, or HP XStation.



Use the disable command to disable the printer causing it

lpshut

ps -ef|grep lp

kill any remaining porcesses owned by lp

cd /var/spool/lp

rm FIFO SCDHEDLOCK if there
lpsched


Steve steel

[Omar Alvi_1]

Hi steve,

Thanks for the quick response

If I need to shut the printer, then according to man page its -x the peripheral

Which has all different rpinter names?


Thanks and Regards,

Omar Alvi

[Kent Ostby · Accepted solution]

Alvi -- There is a known issue with hpnpf that has been documented here:

http://www1.itrc.hp.com/service/cki/search.do?category=c0&mode=id&searchString=AUSRCKBRC00001896&searchCrit=allwords&docType=EngineerNotes&search.x=24&search.y=13

which is Doc ID AUSRCKBRC00001896

Best regards,

Kent M. Ostby