CGI error log

Kevin H. King wrote:

I see a lot of these errors in my CGI error log.
2012-06-11 08:09:40 showgraph Sendto failed: Destination address required
2012-06-11 08:09:40 showgraph Sendto failed: Destination address required

I was annoyed at this too.

Got a clue from...  line 148 at
http://fossies.org/unix/privat/xymon-4.3.10.tar.gz:a/xymon-4.3.10/web/showgraph.c

Had good luck getting rid of these, by going to the $XYMONTMP directory and
deleting sockets
named 'rrdctl.<pid>' - where pid did NOT correspond to any running
xymon_rrd processes.

$ cd /export/xymon/server/tmp   ### This is XYMONTMP in my shop
$ ls -ltr rrdctl*
srw-rw-rw-   1 hobbit   monitor        0 Jul 15  2011 rrdctl.6590
srw-rw-rw-   1 hobbit   monitor        0 Jul 15  2011 rrdctl.6592
srw-rw-rw-   1 hobbit   monitor        0 Jul 28  2011 rrdctl.7092
srw-rw-rw-   1 hobbit   monitor        0 Jul 28  2011 rrdctl.7093
srw-rw-rw-   1 hobbit   monitor        0 Jul 28  2011 rrdctl.11627
srw-rw-rw-   1 hobbit   monitor        0 Jul 28  2011 rrdctl.11626
srw-rw-rw-   1 hobbit   monitor        0 Jul 28  2011 rrdctl.29479
srw-rw-rw-   1 hobbit   monitor        0 Jul 28  2011 rrdctl.29525
srw-rw-rw-   1 hobbit   monitor        0 Jul 28  2011 rrdctl.6846
srw-rw-rw-   1 hobbit   monitor        0 Jul 28  2011 rrdctl.6847
srw-rw-rw-   1 hobbit   monitor        0 Mar 19  2012 rrdctl.14178
srw-rw-rw-   1 hobbit   monitor        0 Mar 19  2012 rrdctl.14177
srw-rw-rw-   1 hobbit   monitor        0 Apr 19  2012 rrdctl.18375
srw-rw-rw-   1 hobbit   monitor        0 Apr 19  2012 rrdctl.18379
$ ps -aef | grep 1837[59]
  hobbit 18375 18371   0   Apr 19 ?        6402:14 xymond_rrd
--rrddir=/export/xymon/data/rrd
  hobbit 18379 18372   0   Apr 19 ?        3224:17 xymond_rrd
--rrddir=/export/xymon/data/rrd
$ ps -aef | grep 659[02]
$ rm rrdctl.6590 rrdctl.6592 rrdctl.7092 rrdctl.7093 rrdctl.11627
rrdctl.11626 rrdctl.29479 rrdctl.29525 rrdctl.6846 rrdctl.6847 rrdctl.14178
rrdctl.14177
$