[xymon] AIX df command problem

Tim McCloskey tm at freedom.com
Thu Jul 29 23:46:34 CEST 2010


Not sure I can be of much help with the issue you are seeing, but I offer the following just the same.

I'm running several instances of 4.2.0 with a mix of hosts.  None of the AIX hosts seem to have these troubles;  I don't get any nfs mounts showing up (I'm running 4.2.0).  On a host with nfs mounts the local df command (on the aix box) will of course show the mounts and the local disk but this data does not appear in the hobbit disk display.

Example from a client disk display in hobbit:
...
/dev/hd3          1048576     38880   1009696    4% /tmp
...
  
As for ignore syntax, this is what I am using and it works fine.  Keep in mind the '/' is not a pattern enclosure, but an actual / as in /root /foo /splat.

        DISK    %^/somefilesys.*      IGNORE



You mention, "/mnt/tsmupdates (which is what it should be) but "3020485 50% /tsm/updates".   Is is this host://mnt/tsmupdates --> local mount point /tsm/updates?
What is the df output on the client and what is the actual output of the display in hobbit?  


Regards,

Tim


________________________________________
From: sholmes42 at gmail.com [sholmes42 at gmail.com] On Behalf Of Steve Holmes [sholmes42 at mac.com]
Sent: Thursday, July 29, 2010 12:19 PM
To: xymon at xymon.com
Subject: [xymon] AIX df command problem

I am having a problem similar to one recently posted, but this is on an AIX host and is caused (I think) by a problem in the way xymon does df on AIX.
The xymon version is 4.2.3 and the AIX OS version is 3.5 (I think, I'm a Solaris Admin). Anyway, I can find no way to force the df on AIX to use POSIX formatting AND to report only local file systems. Even if I could, I don't think I can override what xymon uses for df since the comments in the hobbitclient.cfg file say that the envariable definition is only there for compatibility and it is not used.

The problem is that an NFS mount file system line in the df output is being parsed wrong and the number in the usage column is being used for the percent used (Available) so that is a huge number. Not only that, again similar to the previous problem, the file system name is being picked up as the contents of the last 3 fields in the output line, i.e. it is not /mnt/tsmupdates (which is what it should be) but "3020485 50% /tsm/updates", which, of course, prevents me from effectively ignoring that file system. I've tried using

DISK %.*/mnt/.* IGNORE

and that doesn't work.

Does anyone have any suggestions? We have a big red page where we shouldn't have.

Thanks,
Steve

--
The test of a democracy is not the magnificence of buildings or the speed of automobiles or the efficiency of air transportation, but rather the care given to the welfare of all the people. -Helen Adams Keller, lecturer and author (1880-1968)

Truth never damages a cause that is just. -Mohandas Karamchand Gandhi (1869-1948)


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