I've responded to your "Leet" issue (https://github.com/apache/accumulo/issues/1337) ;)
On Mon, Aug 26, 2019 at 9:35 PM <[email protected]> wrote: > > IIRC the ‘service.name’ property in the metrics properties file is used to > note from which service the metric was emitted. I would suggest testing this > by setting the service.name property to tserver1 and see if your metrics show > up with that name. If they do, then you might be able to modify the start > scripts to have the different tserver instances use different metrics > properties files. > > > > From: Arvind Shyamsundar <[email protected]> > Sent: Monday, August 26, 2019 8:39 PM > To: [email protected] > Subject: Uniquely identifying metrics with multiple tservers per node. > > > > Hello! > > We are testing Apache Accumulo 1.9.3 on Microsoft Azure. For centrally > gathering metrics we are sending Accumulo and Hadoop metrics to collectd’s > statsd plugin (which acts as a statsd sink), which in turn forwards those > metrics to an Azure monitoring service. The > hadoop-metrics2-accumulo.properties looks like this: > > > > *.sink.statsd.class=org.apache.hadoop.metrics2.sink.StatsDSink > > accumulo.sink.statsd.server.host=127.0.0.1 > > accumulo.sink.statsd.server.port=8125 > > accumulo.sink.statsd.skip.hostname=false # we have tried setting > this to true and also to false, but that still does not include the service > instance. > > accumulo.sink.statsd.service.name=master > > > > Everything works great when we have the default of 1 tserver per node. > However, when running 2 tservers per node (Accumulo 1.9.3), we find that the > metrics being reported (TabletServer.tserver.general.ingestRate for example) > are not qualified / distinguished with the service instance ID (1_ or 2_) in > the name. It appears as though only the values for one instance are being > sent. As a result, we are unable to accurately measure aggregate metrics (as > an example, the value of ingestRate recorded through this route is ~ 50% of > what is shown on the Monitor UI). > > > > If someone has an example of how to configure > hadoop-metrics2-accumulo.properties and multiple tservers per node in a way > that the counter names would be distinguished by their service instance ID, > that would be really helpful. > > > > Thank you! > > > > - Arvind.
