What is cupsd doing at this stages?

[angelb at bugarin.us]

Here are additional info:

CUPS server:
-----------
[zab3670 at stlpr500 bin]$ uname -a
Linux stlpr500.corp.anheuser-busch.com 2.4.21-27.0.2.ELsmp #1 SMP Wed Jan 12 23:
35:44 EST 2005 i686 i686 i386 GNU/Linux

[zab3670 at stlpr500 proc]$ grep MHz cpuinfo
cpu MHz         : 2700.585
cpu MHz         : 2700.585
cpu MHz         : 2700.585
cpu MHz         : 2700.585
cpu MHz         : 2700.585
cpu MHz         : 2700.585
cpu MHz         : 2700.585
cpu MHz         : 2700.585

[zab3670 at stlpr500 proc]$ head meminfo
        total:    used:    free:  shared: buffers:  cached:
Mem:  4193636352 3903619072 290017280        0 214011904 2400788480
Swap: 8589926400        0 8589926400
MemTotal:      4095348 kB
MemFree:        283220 kB
MemShared:           0 kB
Buffers:        208996 kB
Cached:        2344520 kB
SwapCached:          0 kB
Active:        1491828 kB

[zab3670 at stlpr500 bin]$ cups-config --version
1.1.23

[zab3670 at stlpr500 cups1123]$ grep -v "#" cupsd.conf|grep -i browse
BrowseProtocols all
BrowseAddress @LOCAL
BrowseInterval 30
BrowseTimeout 900

[zab3670 at stlpr500 zab3670]$ lpstat -a|wc
   2326   16217   99569


Client system:
-------------
sapti01f:./zab3670> lsconf|more
System Model: IBM,7026-H80
Machine Serial Number: 1004201
Processor Type: PowerPC_RS64-III
Number Of Processors: 2
Processor Clock Speed: 451 MHz
CPU Type: 64-bit
Kernel Type: 64-bit
LPAR Info: -1 NULL
Memory Size: 6144 MB
Good Memory Size: 6144 MB
Firmware Version: IBM,M2P021208
Console Login: enable
Auto Restart: true
Full Core: false

sapti01f:./zab3670> oslevel -r (running AIX)
5200-04

sapti01f:./bin> cups-config --version
1.1.23

sapti01f:./zab3670> lpstat -a|wc
    2326   16217   99569

The client system does not do any BrowsePoll.

We're also running 10/100 at 100-Full-Duplex at all switch and
interfaces.

Thanks,
Angel


> angelb at bugarin.us wrote:
> > Using BrowseAddress on servers only, why is the client behaving this
> > way? The client is NOT set up for BrowsePoll and cupsd is eating up
> > CPU. This is happening even when it already has all the printers in
> > its printer list.
> >
> > root at sapti01f:./cups # ps aux|more
> > USER         PID %CPU %MEM   SZ  RSS    TTY STAT    STIME  TIME COMMAND
> > root     1884394 47.6  0.0 11852 11996      - A    16:10:24  7:45 /opt/TWWfsw/cup
> > ...
> > Notice, the FindDest, ProcessBrowseData, and UpdateCUPSBrowse
>  > functions never finishes and cupsd continues to use CPU.
>
> Well, that might be a bug in FindDest, but given that you aren't
> pegged (100% CPU) I would say that is not the case.  It could be
> that the client is having trouble keeping up with all of the
> incoming browse packets...
>
> What OS, version of CUPS, etc?
>
> How many printers?
>
> What browse settings are you using on the server?
>
> --
> ______________________________________________________________________
> Michael Sweet, Easy Software Products           mike at easysw dot com
> Internet Printing and Document Software          http://www.easysw.com