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Lijin Bin commented on HBASE-24377: ----------------------------------- Yes, it will, but if setFlushType have been called once, it will not throw NPE any more... > MemStoreFlusher throw NullPointerException > ------------------------------------------ > > Key: HBASE-24377 > URL: https://issues.apache.org/jira/browse/HBASE-24377 > Project: HBase > Issue Type: Bug > Reporter: Lijin Bin > Priority: Major > > {code} > 2020-02-26 10:15:33,585 ERROR [MemStoreFlusher.2] > regionserver.MemStoreFlusher: Cache flusher failed for entry null > java.lang.NullPointerException > at > org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushOneForGlobalPressure(MemStoreFlusher.java:158) > at > org.apache.hadoop.hbase.regionserver.MemStoreFlusher.access$700(MemStoreFlusher.java:68) > at > org.apache.hadoop.hbase.regionserver.MemStoreFlusher$FlushHandler.run(MemStoreFlusher.java:346) > at java.lang.Thread.run(Thread.java:745) > {code} > Need to setFlushType first before use it. -- This message was sent by Atlassian Jira (v8.3.4#803005)