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Konstantin Shvachko edited comment on HDFS-14162 at 2/13/19 9:02 PM: --------------------------------------------------------------------- +1 Thanks for the benchmark Ran all Balancer tests locally. Look good. was (Author: shv): +1 Ran all Balancer tests locally. Look good. > Balancer should work with ObserverNode > -------------------------------------- > > Key: HDFS-14162 > URL: https://issues.apache.org/jira/browse/HDFS-14162 > Project: Hadoop HDFS > Issue Type: Sub-task > Reporter: Konstantin Shvachko > Assignee: Erik Krogen > Priority: Major > Attachments: HDFS-14162-HDFS-12943.wip0.patch, HDFS-14162.000.patch, > HDFS-14162.001.patch, HDFS-14162.002.patch, HDFS-14162.003.patch, > ReflectionBenchmark.java, testBalancerWithObserver-3.patch, > testBalancerWithObserver.patch > > > Balancer provides a substantial RPC load on NameNode. It would be good to > divert Balancer RPCs {{getBlocks()}}, etc. to ObserverNode. The main problem > is that Balancer uses {{NamenodeProtocol}}, while ORPP currently supports > only {{ClientProtocol}}. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org