perfsonar development work

[Nicolas Simar <>]

Domenico Vicinanza wrote:
> Hi Nicolas,
>
> no, unfortunately it is not there. The log entries (for a request 
> successfully processed, for example) are:
> <date> <time>,<number> INFO - RequestHandler: Service received a request
> <date> <time>,<number> INFO - RequestHandler: Service sent a successful 
> response

So should we update the syslog message format :
perfSONAR 
%SERVICE_ID[@LOCATION].SEVERITY%
 DESCRIPTION

I am not familiar with the syslog format (%, location of text), so feel 
free to update it.

Nicolas

> as:
> 2008-06-04 12:40:36,278  INFO - RequestHandler: Service received a request
> 2008-06-04 12:40:36,294  INFO - RequestHandler: Service sent a 
> successful response
>
> no matter which is the service producing them. We overtook the problem 
> in our syslog server manually adding a prefix to the log corresponding 
> to the name of the service, so that we can correctly process and store 
> them.
>
> Cheers,
> Domenico
>
>
> Nicolas Simar wrote:
> > Hi Domenico,
> >
> > as you have to parse the syslog messages, shouldn't you have also have 
> > a  "perfsonar" tag in addition to the service type?
> >
> > (This was proposed in Zagreb, but I don't see it in the syslog format 
> > proposal).
> >
> > Cheers,
> > Nicolas
> >
> > Domenico Vicinanza wrote:
> > > Hello,
> > >
> > > I am writing you on behalf of the GEANT2 Service Desk. We are 
> > > installing and configuring a monitoring server based on Nagios 
> > > (equipped with customized plugin to check perfsonar services) and on 
> > > syslog parsing (we are running syslog-ng receving, among the others, 
> > > perfsonar logs).
> > >
> > > We have a remark and a request. The remark regards the fact that 
> > > there is no perfsonar service name in the log messages, when the 
> > > service is dealing with a web-service request. As an example, having 
> > > a look at the LS, AS or RRD-MA logs those messages are all looking 
> > > the same:
> > > 2008-06-04 12:40:36,278  INFO - RequestHandler: Service received a 
> > > request
> > > 2008-06-04 12:40:36,294  INFO - RequestHandler: Service sent a 
> > > successful response
> > >
> > > with no specific tag. This would be fixed in future (as far as I 
> > > understood) according to the 
> > > http://wiki.perfsonar.net/jra1-wiki/index.php/Service_Log_List. Could 
> > > you just confirm that it is correct?
> > >
> > > The request is related to log content. I tried this morning to 
> > > simulate an error (I used a wrong schema in the request: in the 
> > > eventType field), basically a wrongly formatted request to a service 
> > > (pS LS), using perfsonar UI.
> > > The error message the web service returned was perfectly reflecting 
> > > the problem occurred:
> > >
> > >    <nmwg:eventType>error.ls.eventtype_not_supported</nmwg:eventType>
> > >
> > > On the other hand the log files reported:
> > >
> > > INFO - RequestHandler: Service received a request
> > > INFO - RequestHandler: Service sent a successful response
> > >
> > > Which is not true. It is true that, from a functional point of view 
> > > the service was replying correctly to the response, but it is not 
> > > true that the response was successful.
> > > Our proposal is that the log should contain the error reported, 
> > > something like:
> > >
> > > ERROR - RequestHandler: Service sent an error response - Error 
> > > message: error.ls.eventtype_not_supported
> > >
> > > This would help us a lot in supporting users, debugging problems and 
> > > taking the proper actions when a problem is detected.
> > >
> > > Many thanks in advance,
> > > Domenico

--
Nicolas
______________________________________________________________________

Nicolas Simar
Network Engineer

DANTE - www.dante.net

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