As the title, even though, I restart the "specified QUERY kylin-instance", the query still hang when the following:
[http-bio-8086-exec-3]:[2015-05-25 12:04:11,764][INFO][org.apache.kylin.storage.hbase.coprocessor.observer.ObserverEnabler.isCoprocessorBeneficial(ObserverEnabler.java:110)] - Coprocessor is disabled because exactAggregation is true [http-bio-8086-exec-1]:[2015-05-25 12:04:11,764][INFO][org.apache.kylin.storage.hbase.coprocessor.observer.ObserverEnabler.isCoprocessorBeneficial(ObserverEnabler.java:110)] - Coprocessor is disabled because exactAggregation is true [http-bio-8086-exec-2]:[2015-05-25 12:04:11,764][INFO][org.apache.kylin.storage.hbase.coprocessor.observer.ObserverEnabler.isCoprocessorBeneficial(ObserverEnabler.java:110)] - Coprocessor is disabled because exactAggregation is true [http-bio-8086-exec-3]:[2015-05-25 12:04:11,777][INFO][org.apache.kylin.storage.hbase.CubeSegmentTupleIterator.logScan(CubeSegmentTupleIterator.java:236)] - Scan hbase table KYLIN_JG2XETL1HZ: cuboid exact match, from 64 to 64 Start: \x00\x00\x00\x00\x00\x00\x00\x40\x00 - \x00\x00\x00\x00\x00\x00\x00@\x00 Stop: \x00\x00\x00\x00\x00\x00\x00\x40\xFF\x00 - \x00\x00\x00\x00\x00\x00\x00@\xFF\x00 [http-bio-8086-exec-2]:[2015-05-25 12:04:11,777][INFO][org.apache.kylin.storage.hbase.CubeSegmentTupleIterator.logScan(CubeSegmentTupleIterator.java:236)] - Scan hbase table KYLIN_JG2XETL1HZ: cuboid exact match, from 64 to 64 Start: \x00\x00\x00\x00\x00\x00\x00\x40\x00 - \x00\x00\x00\x00\x00\x00\x00@\x00 Stop: \x00\x00\x00\x00\x00\x00\x00\x40\xFF\x00 - \x00\x00\x00\x00\x00\x00\x00@\xFF\x00 [http-bio-8086-exec-1]:[2015-05-25 12:04:11,777][INFO][org.apache.kylin.storage.hbase.CubeSegmentTupleIterator.logScan(CubeSegmentTupleIterator.java:236)] - Scan hbase table KYLIN_JG2XETL1HZ: cuboid exact match, from 64 to 64 Start: \x00\x00\x00\x00\x00\x00\x00\x40\x00 - \x00\x00\x00\x00\x00\x00\x00@\x00 Stop: \x00\x00\x00\x00\x00\x00\x00\x40\xFF\x00 - \x00\x00\x00\x00\x00\x00\x00@\xFF\x00
