after upgraded , a lot of WARN logs in hbase-regionserver.log:
2016-08-26 22:12:39,682 WARN [pool-287-thread-1] coprocessor.MetaDataRegionObserver: ScheduledBuildIndexTask failed! java.lang.IllegalArgumentException at org.apache.phoenix.index.IndexMaintainer.create(IndexMaintainer.java:121) at org.apache.phoenix.schema.PTableImpl.getIndexMaintainer(PTableImpl.java:957) at org.apache.phoenix.coprocessor.MetaDataRegionObserver$BuildIndexScheduleTask.run(MetaDataRegionObserver.java:318) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) [email protected]
