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Can't see cluster statistics (missing svt)  XML
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torman

journeyman

Joined: 11/21/2012 09:00:55
Messages: 11
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Hi all,

I can't see the cluster statistics from within Terraccotta Developer Console. When I click on the View button I get forwarded to http://www.terracotta.org/kit/reflector?kitID=3.7.2&pageID=GetSVT and nothing happens afterwards.. I tried to install SVT using tim-get but tim-svt is not listed as an option there.. Installed --all but didn't help.
Is there any other way to get SVT installed?

Terracotta 3.6.5, as of 20121019-130238 (Revision 21031 by cruise@su10vmo125 from 3.6.5)

Thanks,
Andriy
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klalithr

consul

Joined: 01/23/2011 10:58:07
Messages: 489
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Tim Get is for a different purpose. To get information on the cluster, you need to query the JMX beans as defined here
http://ehcache.org/documentation/user-guide/jmx
and here
http://terracotta.org/confluence/display/docs/JMX+Guide

What do you wish to see in cluster statistics?

Karthik Lalithraj (Terracotta)
torman

journeyman

Joined: 11/21/2012 09:00:55
Messages: 11
Offline

Basically I want to see the statistics that has been recorded in Terraccotta Developer Console.

Documentation says that this should be available using the Snapshot Visualization Tool (SVT): http://terracotta.org/documentation/3.6/terracotta-tools/dev-console#29776

I tried to install it as per the following instructions: http://terracotta.org/confluence/display/docs/Get+The+Snapshot+Visualization+Tool but didn't succeed.
klalithr

consul

Joined: 01/23/2011 10:58:07
Messages: 489
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Thanks for pointing this out.
This documentation need to be updated. I will raise a ticket to have that taken care of. To view Cache statistics, go to the Ehcache Statistics tab. To view cluster statistics, go to the Runtime statistics tab.
In case you want to query the information, use the JMX API I spoke of.

Karthik Lalithraj (Terracotta)
torman

journeyman

Joined: 11/21/2012 09:00:55
Messages: 11
Offline

Thanks!

So there's currently no way to see the cluster statistics that can be recorded via the Cluster statistics recorder? What's the point to record it in this case? It seems to be pretty usefult feature as it allows to show the stats recorded within a certain time frame and show it graphically...
klalithr

consul

Joined: 01/23/2011 10:58:07
Messages: 489
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Agreed. We are revamping the Dev Console as part of our next product release. This is currently available as part of the Bigmemory Go project.
Found here

The plan is to extend this to the entire product line. Look for more updates in the next few weeks.

Karthik Lalithraj (Terracotta)
torman

journeyman

Joined: 11/21/2012 09:00:55
Messages: 11
Offline

Sure, we will stay tuned for this!

If you guys are retiring SVT I guess it makes sense to remove any reference to it from lots of documentations including http://terracotta.org/documentation/bigmemorymax/terracotta-tools/dev-console#29776 and http://terracotta.org/documentation/bigmemorymax/terracotta-tools/dev-console#29776.

And also remove Cluster statistics recorder and Tools\Show SVT from the Developer Console as there's no use of it.
 
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