[Xymon] new apache performance graphs not working

Steve Holmes sholmes42 at mac.com
Thu Dec 1 17:24:07 CET 2011


I just realized that the graphs for the first server that we added this to
stopped updating the data about the time I added the apache tag to the
other two servers. So something else is going on bigger than just the
apache graphs on the two servers I was looking at.

All of the other graphs seem to be updating ok, though.
Sigh.
More digging ahead.
Thanks,
Steve

On Thu, Dec 1, 2011 at 10:03 AM, Dugan, Darin D [EIT]
<dddugan at iastate.edu>wrote:

>  Hmm, well I remember having a similar problem a while back but in my
> case the cause was forgetting to set ExtendedStatus. I’m probably not much
> more help, but if you haven’t already I’d check the apache logs to see that
> the request to server-status is coming in, returning a 200, etc, and then
> compare rrdtool dumps from the working and non-working servers. Good luck.
> ****
>
> ** **
>
> *From:* sholmes42 at gmail.com [mailto:sholmes42 at gmail.com] *On Behalf Of *Steve
> Holmes
> *Sent:* Thursday, December 01, 2011 8:40 AM
> *To:* Dugan, Darin D [EIT]
> *Cc:* xymon at xymon.com
> *Subject:* Re: [Xymon] new apache performance graphs not working****
>
> ** **
>
> Darin,****
>
> ** **
>
> Thanks for the reply, but I already checked. I can get the extended status
> with a browser running on the Xymon server, no problem.****
>
> ** **
>
> Would attaching or pasting part of the rrdtool dump of the apache.rrd file
> to the list be of any help?****
>
> ** **
>
> Thanks,****
>
> Steve****
>
> On Thu, Dec 1, 2011 at 8:28 AM, Dugan, Darin D [EIT] <dddugan at iastate.edu>
> wrote:****
>
> I would first double check that the apache admin set ExtendedStatus On,
> not just enabled server-status and allowed from Xymon server. (man 5
> bb-hosts)****
>
>  ****
>
> Cheers. ****
>
>  ****
>
> *From:* xymon-bounces at xymon.com [mailto:xymon-bounces at xymon.com] *On
> Behalf Of *Steve Holmes
> *Sent:* Wednesday, November 30, 2011 5:16 PM
> *To:* xymon at xymon.com
> *Subject:* [Xymon] new apache performance graphs not working****
>
>  ****
>
> Xymon 4.2.3. ****
>
> I'm really puzzled. I have been asked to add the apache performance graphs
> to a handfull of servers. I used the suggestion found on the 'tips' page
> under Help in the Xymon menu. Specifically:****
>
>  ****
>
> 1.2.3.4    my.server.com  # conn ssh http://1.2.3.4 apache=http://1.2.3.4/server-status?auto TRENDS:*,apache:apache|apache1|apache2|apache3****
>
>   ****
>
> The puzzle is it works for the first one we did as a test. Then I copied
> the relevant bb-hosts configuration tags (http, apache, TRENDS)  from that
> host to another two with changes to hostnames. The app admin made the
> necessary changes to the apache server. The server-status request works
> from a browser on both of the servers in question (running the browser on
> the Xymon server). There are apache.rrd files in the data/rrd directory,
> and the graphs appear on the trends page, but in there is no data being
> graphed. Nothing but NaN in the values at the bottom of the graph.****
>
>  ****
>
> I stopped Xymon and removed one of the apache.rrd files and restarted
> Xymon and have now waited a sufficient amount of time and still nothing is
> showing up in the graphs.****
>
>  ****
>
> What am I missing? I know I'm about 2 days behind on sleep, but this
> should just work, especially since it worked on the first one we did.****
>
>  ****
>
> Thanks,****
>
> Steve****
>
> Purdue University
> ****
>
>  ****
>
> -- ****
>
> If they give you ruled paper, write the other way. -Juan Ramon Jimenez,
> poet, Nobel Prize in literature (1881-1958)
>
> Truth never damages a cause that is just. -Mohandas Karamchand Gandhi
> (1869-1948) ****
>
>  ****
>
>
>
> ****
>
> ** **
>
> -- ****
>
> If they give you ruled paper, write the other way. -Juan Ramon Jimenez,
> poet, Nobel Prize in literature (1881-1958)
>
> Truth never damages a cause that is just. -Mohandas Karamchand Gandhi
> (1869-1948) ****
>
> ** **
>
> _______________________________________________
> Xymon mailing list
> Xymon at xymon.com
> http://lists.xymon.com/mailman/listinfo/xymon
>
>


-- 
If they give you ruled paper, write the other way. -Juan Ramon Jimenez,
poet, Nobel Prize in literature (1881-1958)

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