[xymon] Re: holes in trend graphs

[Stewart, Tom L.]

I believe Henrik has found and fixed this issue, but I don't know if it
is in the beta3 version. He has been talking about a new release.

Tom

-----Original Message-----
From: Dominique Frise [mailto:dominique.frise at unil.ch] 
Sent: Wednesday, January 12, 2011 2:08 AM
To: xymon at xymon.com
Subject: [xymon] Re: holes in trend graphs

After enabling debug I found in rrd-status.log that rrd updates are 
sometimes missing for la, procs and users.

--------
19424 2011-01-12 03:59:12 xymond_rrd: Got message 255335 
@@status#255335/ares|1294801152.451202|130.223.5.23||ares|cpu|1294802952
|green||green|1293728658|0||0||1294801152|sunos|intVirtServ,adminSys|0|
19424 2011-01-12 03:59:12 startpos 778821, fillpos 779667, endpos 779663
19424 2011-01-12 03:59:12 Flushing '/ares/la.rrd' with 1 updates 
pending, template 'la'
19424 2011-01-12 03:59:12 Flushing '/ares/procs.rrd' with 1 updates 
pending, template 'la'
19424 2011-01-12 03:59:12 Flushing '/ares/users.rrd' with 1 updates 
pending, template 'la'
19424 2011-01-12 03:59:12 Flushing '/ares/clock.rrd' with 1 updates 
pending, template 'la'
19424 2011-01-12 03:59:12 xymond_rrd: Got message 255336 
@@status#255336/ares|1294801152.451264|130.223.5.23||ares|disk|129480295
2|green||green|1293725927|0||0||1294801152|sunos|intVirtServ,adminSys|0|
[...]
19424 2011-01-12 04:04:16 xymond_rrd: Got message 257030 
@@status#257030/ares|1294801456.102156|130.223.5.23||ares|cpu|1294803256
|green||green|1293728658|0||0||1294801456|sunos|intVirtServ,adminSys|0|
19424 2011-01-12 04:04:16 startpos 864767, fillpos 865613, endpos 865609
19424 2011-01-12 04:04:16 Flushing '/ares/clock.rrd' with 1 updates 
pending, template 'la'
19424 2011-01-12 04:04:16 xymond_rrd: Got message 257031 
@@status#257031/ares|1294801456.102246|130.223.5.23||ares|disk|129480325
6|green||green|1293725927|0||0||1294801456|sunos|intVirtServ,adminSys|0|
[...]
19424 2011-01-12 04:09:19 xymond_rrd: Got message 258715 
@@status#258715/ares|1294801759.568633|130.223.5.23||ares|cpu|1294803559
|green||green|1293728658|0||0||1294801759|sunos|intVirtServ,adminSys|0|
19424 2011-01-12 04:09:19 startpos 736664, fillpos 737510, endpos 737506
19424 2011-01-12 04:09:19 Flushing '/ares/la.rrd' with 1 updates 
pending, template 'la'
19424 2011-01-12 04:09:19 Flushing '/ares/procs.rrd' with 1 updates 
pending, template 'la'
19424 2011-01-12 04:09:19 Flushing '/ares/users.rrd' with 1 updates 
pending, template 'la'
19424 2011-01-12 04:09:19 Flushing '/ares/clock.rrd' with 1 updates 
pending, template 'la'
19424 2011-01-12 04:09:19 xymond_rrd: Got message 258716 
@@status#258716/ares|1294801759.568706|130.223.5.23||ares|disk|129480355
9|green||green|1293725927|0||0||1294801759|sunos|intVirtServ,adminSys|0|
--------

The three cpu-msgs above have the same size which would confirm that 
nothing is missing from the client.
There could be something wrong with the caching. (we have it disabled).

Anyone got an idea where to look further ?

Dominique

On 01/10/11 12:23 PM, Dominique Frise wrote:
> Hi,
>
> This is probably a duplicate of
> http://www.xymon.com/archive/2010/01/msg00139.html
>
> We are running xymon-4.3.0.beta3.
>
> The "CPU Load" and "Users and Processes" graphs of the trends column
> show random 10min holes (see attached holes.png). The other graphs are
OK.
>
> We see this behaviour on all Solaris and MacOSX clients; Linux and
> Windows clients are NOT affected.
> There is nothing in clientlaunch.log (client) or rrd-status.log
(server)
>
> Dominique

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