Re: [munin-users] Munin aggregation not working (summing CPU time across servers)

[Vincent W. <vwa...@ij...>]

Hi everyone!

Update: the issue has been solved.

See Asfand's comment on ServerFault:
"Exactly the issue! I was actually referencing nodes from another
(implicitly created) group in my non-group aggregate node! Good spot!
–  Asfand Yar Qazi 17 hours ago"

Regards,

Vincent


2015-07-23 16:29 GMT+02:00 Vincent WATREMEZ <vwa...@ij...>:
> Hi Asfand,
>
>
> I may have a former version of Munin ; my configuration looks rather like this:
>
>     [example.com;totals]
>
>         lb_cpu.graph_title LB Total User CPU
>         lb_cpu.user.label User CPU
>
>         lb_cpu.user.sum \
>             example.com;lb1:cpu.user \
>             example.com;lb2:cpu.user
>
> Maybe it needs the group for each existing node?
>
> I also graph the different values summed but I don't think it is the
> problem here.
> Of course, nodes lb1 and lb2 must exist inside the example.com group
> (and you may adapt ; maybe it is "example.com;lb1.example.com" and so
> on).
>
> I hope this helps!
>
> Regards
>
> Vincent
>
> 2015-07-23 14:47 GMT+02:00 Asfand Yar Qazi <ay...@gm...>:
>>
>> Unfortunately it still does not work. The log file states:
>>
>> 2015/07/23 07:40:30 [WARNING] Could not draw graph
>> "/var/cache/munin/www/Load-Balancers/Load-Balancers/lb_cpu-day.png":
>> /var/cache/munin/www/Load-Balancers/Load-Balancers/lb_cpu-day.png
>> 2015/07/23 07:40:30 [ERROR] filename is empty for $VAR1 = {
>>   '#%#name' => 'z1_0',
>>   'cdef' => 'z1_0,UN,0,z1_0,IF',
>>   'graph' => 'no',
>>   'label' => 'z1_0'
>> };
>> , lb1.example.com:cpu.user
>> 2015/07/23 07:40:30 [ERROR] filename is empty for $VAR1 = {
>>   '#%#name' => 'z1_1',
>>   'cdef' => 'z1_1,UN,0,z1_1,IF,z1_0,ADDNAN',
>>   'colour' => undef,
>>   'draw' => undef,
>>   'graph' => 'yes',
>>   'label' => 'Total User CPU'
>> };
>> , lb2.example.com:cpu.user
>> 2015/07/23 07:40:30 [RRD ERROR] rrdtool graph did not generate the
>> image (make sure there are data to graph).
>> Regards,
>>      Asfand Yar Qazi
>>
>>
>> On 23 July 2015 at 11:23, Bjørn Ruberg <bj...@ru...> wrote:
>> > On 23. juli 2015 11:48, Asfand Yar Qazi wrote:
>> >> Hello,
>> >>
>> >> I am trying to get an aggregated graph of CPU usage across some
>> >> servers. I have come up with this so far:
>> >>
>> >> [example.com;totals]
>> >>     update no
>> >>     contacts no
>> >>
>> >>     lb_cpu.graph_title LB Total User CPU
>> >>     lb_cpu.user.sum lb1.example.com:cpu.user lb2.example.com:cpu.user
>> >
>> > When using sum, you need to declare the constructed "user" field with a
>> > label first:
>> >
>> > lb_cpu.graph_title LB Total User CPU
>> > lb_cpu.user.label Total user CPU
>> > lb_cpu.user.sum lb1.example.com:cpu.user lb2.example.com:cpu.user
>> >
>> > A label is not required when using graph_order.
>> >
>> >
>> > --
>> > Bjørn
>> >
>> >
>> > ------------------------------------------------------------------------------
>> > _______________________________________________
>> > munin-users mailing list
>> > mun...@li...
>> > https://lists.sourceforge.net/lists/listinfo/munin-users
>>
>> ------------------------------------------------------------------------------
>> _______________________________________________
>> munin-users mailing list
>> mun...@li...
>> https://lists.sourceforge.net/lists/listinfo/munin-users