seems other exception happened before your provided stack trace. Can you provide more logs?
On Tue, Jun 14, 2016 at 6:43 PM, 赵天烁 <zhaotians...@meizu.com> wrote: > Same problem with you, Hadoop 2.4.1,hbase 0.98,kylin 1.5.2.1 > > > ----------------------------------------------------- > > 赵天烁 > Kevin Zhao > zhaotians...@meizu.com > > 珠海市魅族科技有限公司 > MEIZU Technology Co., Ltd. > 广东省珠海市科技创新海岸魅族科技楼 > MEIZU Tech Bldg., Technology & Innovation Coast > Zhuhai, 519085, Guangdong, China > > > meizu.com > > > > > -----邮件原件----- > 发件人: Jiaojiao Li [mailto:jia...@microsoft.com] > 发送时间: 2016年6月13日 14:38 > 收件人: dev@kylin.apache.org > 主题: Timeout visiting cube > > Hi Kylin experts, > > Error happens when perform query, query is like this *select > count(distinct userid) from XXX LIMIT 50000*. > > > > Caused by: java.lang.RuntimeException: Timeout visiting cube! > > More detailed stack trace shows: > > at > org.apache.kylin.storage.hbase.cube.v2.CubeHBaseEndpointRPC$ExpectedSizeIterator.next(CubeHBaseEndpointRPC.java:127) > > at > org.apache.kylin.storage.hbase.cube.v2.CubeHBaseEndpointRPC$ExpectedSizeIterator.next(CubeHBaseEndpointRPC.java:81) > > at > com.google.common.collect.TransformedIterator.next(TransformedIterator.java:48) > > at > com.google.common.collect.Iterators$6.hasNext(Iterators.java:583) > > at > org.apache.kylin.storage.hbase.cube.v2.SequentialCubeTupleIterator.hasNext(SequentialCubeTupleIterator.java:96) > > at > org.apache.kylin.query.enumerator.OLAPEnumerator.moveNext(OLAPEnumerator.java:74) > > > > I have increased the *kylin.query.cube.visit.timeout.times* to 10. However > it still suffers from hbase rpc timeout. > > Do you have idea on how to solve this problem? > > > > Kylin: 1.5.2 > > HBase: 1.1.2.2.3.4.7-4 > > Hadoop: 2.7.1.2.3.4.7-4 > > > > Thanks a lot! > > -- Regards, *Bin Mahone | 马洪宾* Apache Kylin: http://kylin.io Github: https://github.com/binmahone
