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From Michal Singer <Michal.Sin...@expand.com>
Subject Re: TotalEnqueueCount,TotalDequeueCount,TotalMessages in JMX activemq does not work as i would expect
Date Mon, 07 Jul 2008 06:22:46 GMT

Queues

rajdavies wrote:
> 
> are you using topics or queues ?
> 
> On 7 Jul 2008, at 06:20, Michal Singer wrote:
> 
>>
>> What you explained is what i understood should be:
>> so i would expect that if all messages are consumed by clients, that:
>> TotalEnqueue=TotalMessages=TotalDequeue
>>
>> But this is not what i see as I mentioned before. (what i see is:
>> TotalMessages+TotalDequeue=TotalEnqueue)
>> I still don't understand why i don't get what you mentioned.
>> Can you explain why?
>>
>> Thanks
>>
>>
>>
>> rajdavies wrote:
>>>
>>> The total messages  should be the number of messages in the broker at
>>> that time,
>>> the total enqueue count = the number of messages sent to the broker
>>> the total dequeue count = the number of messages consumed by clients
>>>
>>> though the behaviour is slightly different between queues and topics
>>> (e.g. enqueues get decremented for topics if messages expire - but  
>>> not
>>> for queues)
>>>
>>> I'd like some feedback on what statistics people would like to see/
>>> some more intuitive names etc ?
>>>
>>> On 7 Jul 2008, at 05:42, Michal Singer wrote:
>>>
>>>>
>>>> I am using a snapshot of 5.2: apache-activemq-5.2-20080619.135742-2-
>>>> bin
>>>> Can you explain the meaning of these attributes and what they should
>>>> hold,
>>>> since i don't understand them.
>>>> Thanks, Michal
>>>>
>>>>
>>>> rajdavies wrote:
>>>>>
>>>>>
>>>>> On 6 Jul 2008, at 13:40, Michal Singer wrote:
>>>>>
>>>>>>
>>>>>> When i observe the JMX activemq broker node: I see that
>>>>>> TotalMessages + TotalDequeueCount = TotalEnqueueCount
>>>>>>
>>>>>> I would expect that the TotalEnqueueCount = TotalDequeueCount =
>>>>>> TotalMessages
>>>>>> Am i wrong? why is the first equation correct?
>>>>>>
>>>>>> Thanks
>>>>>> --  
>>>>>> View this message in context:
>>>>>> http://www.nabble.com/TotalEnqueueCount%2CTotalDequeueCount%2CTotalMessages-in-JMX-activemq-does-not-work-as-i-would-expect-tp18301728p18301728.html
>>>>>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>>>>>>
>>>>>
>>>>> Which version of ActiveMQ are you using ? - the stats are certainly
>>>>> are not intuitive - but this is something I'd like to sort out for
>>>>> the
>>>>> 5.2 release
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> Rob Davies
>>>>> 'Go further faster with Apache Camel!'
>>>>> http://rajdavies.blogspot.com/
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>> -- 
>>>> View this message in context:
>>>> http://www.nabble.com/TotalEnqueueCount%2CTotalDequeueCount%2CTotalMessages-in-JMX-activemq-does-not-work-as-i-would-expect-tp18301728p18309951.html
>>>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>>>>
>>>
>>>
>>>
>>
>> -- 
>> View this message in context:
>> http://www.nabble.com/TotalEnqueueCount%2CTotalDequeueCount%2CTotalMessages-in-JMX-activemq-does-not-work-as-i-would-expect-tp18301728p18310211.html
>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>>
> 
> 
> 

-- 
View this message in context: http://www.nabble.com/TotalEnqueueCount%2CTotalDequeueCount%2CTotalMessages-in-JMX-activemq-does-not-work-as-i-would-expect-tp18301728p18310691.html
Sent from the ActiveMQ - User mailing list archive at Nabble.com.


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