elek commented on issue #507: HDDS-1154. Add tracing to the client side of StorageContainerLocationProtocol and OzoneManagerProtocol URL: https://github.com/apache/hadoop/pull/507#issuecomment-465936555 How to test it (after a clean build): ``` cd hadoop-ozone/dist/target/ozone-0.4.0-SNAPSHOT/compose/ozonetrace docker-compose up -d docker-compose scale datanode=3 #wait a few seconds docker-compose exec scm ozone freon rk --numOfKeys=10 --numOfBuckets=10 --numOfVolumes=10 --factor=THREE --replicationType=RATIS ``` 1. Check the jaeger ui from the browser: http://localhost:16686 2. Choose 'freon' in the 'service' drop down 3. Click to the 'find traces' button 4. Click to a 'creon: createKey' record from the results After this patch you should see the client/server side of the related calls: eg. * freon: StorageContainerLocationProtocol.getContainerIdWithPipeline * StorageContainerManager.getContainerWithPipeline
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