[ https://issues.apache.org/jira/browse/DRILL-2795?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jacques Nadeau resolved DRILL-2795. ----------------------------------- Resolution: Fixed Resolved as part of c0d5a69 > Group-By query on TPC-DS SF100 produces results but does not terminate due to > exception > --------------------------------------------------------------------------------------- > > Key: DRILL-2795 > URL: https://issues.apache.org/jira/browse/DRILL-2795 > Project: Apache Drill > Issue Type: Bug > Components: Execution - Flow > Affects Versions: 0.9.0 > Reporter: Aman Sinha > Assignee: Jacques Nadeau > > The following simplified group-by query with limit on TPC-DS SF100 eventually > produces results (the performance seems too slow for this scale factor) but > does not terminate. The log files show an IllegalStateException. I found > that after that first minute or so, all cpu's on the cluster show 99% idle > time. > {code} > alter session set `planner.slice_target` = 100; > select cr_call_center_sk , cr_catalog_page_sk , cr_item_sk , cr_reason_sk , > cr_refunded_addr_sk , cr_refunded_customer_sk from catalog_returns_dri100 > group by cr_call_center_sk, cr_catalog_page_sk, cr_item_sk, cr_reason_sk, > cr_refunded_addr_sk, cr_refunded_customer_sk limit 10; > {code} > Cardinality of the table is relatively small: > {code} > 0: jdbc:drill:schema=dfs.tpcds> select count(*) from catalog_returns_dri100; > +------------+ > | EXPR$0 | > +------------+ > | 14404374 | > +------------+ > {code} > {code} > 2015-04-14 15:41:55,163 ucs-node17.perf.lab [BitServer-3] ERROR > o.a.d.exec.rpc.RpcExceptionHandler - Exception in pipeline. Closing channel > between local /10.10.120.117:31011 and > remote /10.10.120.109:34899 > io.netty.handler.codec.DecoderException: java.lang.IllegalStateException: Get > Runnable can only be run once. > at > io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:99) > [netty-codec-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103) > [netty-codec-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:161) > [netty-codec-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:130) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at > io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354) > [netty-transport-4.0.24.Final.jar:4.0.24.Final] > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)