Sreeni,
Was your discussion with Bill changed anything other than discussed
in this thread ?. Please let us know.
thanks
Sankar
Sreenivas Munnangi wrote:
> Bill,
>
> Let me see if I can state this clearly.
>
> At present, to set the module level, one need to use --modules option.
>
> If the --modules option is not specified, do you think that we should
> set all module levels to "HIGH" ?
>
> I can drop by your office in the morning tomorrow.
>
> thanks
> sreeni
>
> Bill Shannon wrote:
>> Sreenivas Munnangi wrote on 9/24/09 9:45 PM:
>>
>>> Bill Shannon wrote:
>>>
>>>> So if I do enable-monitoring without specifying any modules, what
>>>> monitoring have I enabled? None?
>>>>
>>>>
>>> following happens
>>> - btrace-agent is attached
>>> - probe-providers are registered
>>> - stat providers are registered depending on the existing module level
>>> setting
>>> - monitoring data is gathered by stats providers and ready for use by
>>> clients CLI, GUI, REST,client-scripting, dTrace
>>>
>>> if monitoring is in disabled state, none of the above would have happened
>>>
>>
>> Do I have to do enable-monitoring before using the monitor command
>> to view the statistics?
>>
>> I guess I'm just not getting it. If enable-monitoring doesn't set
>> the monitoring level for any modules, what things are collecting
>> data for use by the CLI, GUI, etc.? Is there some minimum set of
>> monitoring data that's collected even if all the modules are set
>> to OFF?
>>
>> I'm trying to look at this from the perspective of someone who just
>> wants to see some monitoring data. Most of what you said above seems
>> like implementation details that I shouldn't need to care about.
>> btrace-agent? probe-provider? Why do I need to know about any of that?
>>
>> It seems like the use case you have in mind is that I run around and set
>> the dials for all the modules that I want to monitor, and then once I've
>> got them all set I do "enable-monitoring" to start them collecting data
>> and "disable-monitoring" to turn off the data collection but retain the
>> settings. Which would mean "enable-monitoring" without having set any
>> of the monitoring levels for any modules isn't going to do anything
>> useful.
>>
>> I guess I'm still confused...
>>
>>
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>