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wangyongqiang commented on HBASE-12959: --------------------------------------- you use hbase0.98.10, but this bug is fixed in hbase0.98.14, u do not meet this problem? HBaseHBASE-13945 Prefix_Tree seekBefore() does not work correctly > Compact never end when table's dataBlockEncoding using PREFIX_TREE > -------------------------------------------------------------------- > > Key: HBASE-12959 > URL: https://issues.apache.org/jira/browse/HBASE-12959 > Project: HBase > Issue Type: Bug > Components: hbase > Affects Versions: 0.98.7 > Environment: hbase 0.98.7 > hadoop 2.5.1 > Reporter: wuchengzhi > Priority: Critical > Attachments: PrefixTreeCompact.java, txtfile-part1.txt.gz, > txtfile-part2.txt.gz, txtfile-part4.txt.gz, txtfile-part5.txt.gz, > txtfile-part6.txt.gz, txtfile-part7.txt.gz > > > I upgraded the hbase from 0.96.1.1 to 0.98.7 and hadoop from 2.2.0 to > 2.5.1,some table encoding using prefix-tree was abnormal for compacting, the > gui shows the table's Compaction status is MAJOR_AND_MINOR(MAJOR) all the > time. > in the regionserver dump , there are some logs as below: > Tasks: > =========================================================== > Task: Compacting info in > PREFIX_NOT_COMPACT,,1421954285670.41ef60e2c221772626e141d5080296c5. > Status: RUNNING:Compacting store info > Running for 1097s (on the site running more than 3 days) > ............................ > Thread 197 (regionserver60020-smallCompactions-1421954341530): > State: RUNNABLE > Blocked count: 7 > Waited count: 3 > Stack: > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArrayScanner.followFan(PrefixTreeArrayScanner.java:329) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArraySearcher.positionAtOrAfter(PrefixTreeArraySearcher.java:149) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArraySearcher.seekForwardToOrAfter(PrefixTreeArraySearcher.java:183) > > org.apache.hadoop.hbase.codec.prefixtree.PrefixTreeSeeker.seekToOrBeforeUsingPositionAtOrAfter(PrefixTreeSeeker.java:199) > > org.apache.hadoop.hbase.codec.prefixtree.PrefixTreeSeeker.seekToKeyInBlock(PrefixTreeSeeker.java:162) > > org.apache.hadoop.hbase.io.hfile.HFileReaderV2$EncodedScannerV2.loadBlockAndSeekToKey(HFileReaderV2.java:1172) > > org.apache.hadoop.hbase.io.hfile.HFileReaderV2$AbstractScannerV2.reseekTo(HFileReaderV2.java:573) > > org.apache.hadoop.hbase.regionserver.StoreFileScanner.reseekAtOrAfter(StoreFileScanner.java:257) > > org.apache.hadoop.hbase.regionserver.StoreFileScanner.reseek(StoreFileScanner.java:173) > > org.apache.hadoop.hbase.regionserver.NonLazyKeyValueScanner.doRealSeek(NonLazyKeyValueScanner.java:55) > > org.apache.hadoop.hbase.regionserver.KeyValueHeap.generalizedSeek(KeyValueHeap.java:313) > > org.apache.hadoop.hbase.regionserver.KeyValueHeap.reseek(KeyValueHeap.java:257) > > org.apache.hadoop.hbase.regionserver.StoreScanner.reseek(StoreScanner.java:697) > > org.apache.hadoop.hbase.regionserver.StoreScanner.seekAsDirection(StoreScanner.java:683) > > org.apache.hadoop.hbase.regionserver.StoreScanner.next(StoreScanner.java:533) > > org.apache.hadoop.hbase.regionserver.compactions.Compactor.performCompaction(Compactor.java:222) > > org.apache.hadoop.hbase.regionserver.compactions.DefaultCompactor.compact(DefaultCompactor.java:77) > > org.apache.hadoop.hbase.regionserver.DefaultStoreEngine$DefaultCompactionContext.compact(DefaultStoreEngine.java:110) > org.apache.hadoop.hbase.regionserver.HStore.compact(HStore.java:1099) > org.apache.hadoop.hbase.regionserver.HRegion.compact(HRegion.java:1482) > Thread 177 (regionserver60020-smallCompactions-1421954314809): > State: RUNNABLE > Blocked count: 40 > Waited count: 60 > Stack: > > org.apache.hadoop.hbase.codec.prefixtree.decode.column.ColumnReader.populateBuffer(ColumnReader.java:81) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArrayScanner.populateQualifier(PrefixTreeArrayScanner.java:471) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArrayScanner.populateNonRowFields(PrefixTreeArrayScanner.java:452) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArrayScanner.nextRow(PrefixTreeArrayScanner.java:226) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArrayScanner.advance(PrefixTreeArrayScanner.java:208) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArraySearcher.positionAtQualifierTimestamp(PrefixTreeArraySearcher.java:244) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArraySearcher.positionAtOrAfter(PrefixTreeArraySearcher.java:123) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArraySearcher.seekForwardToOrAfter(PrefixTreeArraySearcher.java:183) > > org.apache.hadoop.hbase.codec.prefixtree.PrefixTreeSeeker.seekToOrBeforeUsingPositionAtOrAfter(PrefixTreeSeeker.java:199) > > org.apache.hadoop.hbase.codec.prefixtree.PrefixTreeSeeker.seekToKeyInBlock(PrefixTreeSeeker.java:162) > > org.apache.hadoop.hbase.io.hfile.HFileReaderV2$EncodedScannerV2.loadBlockAndSeekToKey(HFileReaderV2.java:1172) > > org.apache.hadoop.hbase.io.hfile.HFileReaderV2$AbstractScannerV2.reseekTo(HFileReaderV2.java:573) > > org.apache.hadoop.hbase.regionserver.StoreFileScanner.reseekAtOrAfter(StoreFileScanner.java:257) > > org.apache.hadoop.hbase.regionserver.StoreFileScanner.reseek(StoreFileScanner.java:173) > > org.apache.hadoop.hbase.regionserver.NonLazyKeyValueScanner.doRealSeek(NonLazyKeyValueScanner.java:55) > > org.apache.hadoop.hbase.regionserver.KeyValueHeap.generalizedSeek(KeyValueHeap.java:313) > > org.apache.hadoop.hbase.regionserver.KeyValueHeap.reseek(KeyValueHeap.java:257) > > org.apache.hadoop.hbase.regionserver.StoreScanner.reseek(StoreScanner.java:697) > > org.apache.hadoop.hbase.regionserver.StoreScanner.seekAsDirection(StoreScanner.java:683) > > org.apache.hadoop.hbase.regionserver.StoreScanner.next(StoreScanner.java:533) > Thread 170 (regionserver60020-smallCompactions-1421954306575): > State: RUNNABLE > Blocked count: 40 > Waited count: 46 > Stack: > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArrayScanner.nextRowInternal(PrefixTreeArrayScanner.java:259) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArrayScanner.nextRow(PrefixTreeArrayScanner.java:222) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArrayScanner.advance(PrefixTreeArrayScanner.java:208) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArraySearcher.positionAtQualifierTimestamp(PrefixTreeArraySearcher.java:244) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArraySearcher.positionAtOrAfter(PrefixTreeArraySearcher.java:123) > > org.apache.hadoop.hbase.codec.prefixtree.decode.PrefixTreeArraySearcher.seekForwardToOrAfter(PrefixTreeArraySearcher.java:183) > > org.apache.hadoop.hbase.codec.prefixtree.PrefixTreeSeeker.seekToOrBeforeUsingPositionAtOrAfter(PrefixTreeSeeker.java:199) > > org.apache.hadoop.hbase.codec.prefixtree.PrefixTreeSeeker.seekToKeyInBlock(PrefixTreeSeeker.java:162) > > org.apache.hadoop.hbase.io.hfile.HFileReaderV2$EncodedScannerV2.loadBlockAndSeekToKey(HFileReaderV2.java:1172) > > org.apache.hadoop.hbase.io.hfile.HFileReaderV2$AbstractScannerV2.reseekTo(HFileReaderV2.java:573) > > org.apache.hadoop.hbase.regionserver.StoreFileScanner.reseekAtOrAfter(StoreFileScanner.java:257) > > org.apache.hadoop.hbase.regionserver.StoreFileScanner.reseek(StoreFileScanner.java:173) > > org.apache.hadoop.hbase.regionserver.NonLazyKeyValueScanner.doRealSeek(NonLazyKeyValueScanner.java:55) > > org.apache.hadoop.hbase.regionserver.KeyValueHeap.generalizedSeek(KeyValueHeap.java:313) > > org.apache.hadoop.hbase.regionserver.KeyValueHeap.reseek(KeyValueHeap.java:257) > > org.apache.hadoop.hbase.regionserver.StoreScanner.reseek(StoreScanner.java:697) > > org.apache.hadoop.hbase.regionserver.StoreScanner.seekAsDirection(StoreScanner.java:683) > > org.apache.hadoop.hbase.regionserver.StoreScanner.next(StoreScanner.java:533) > > org.apache.hadoop.hbase.regionserver.compactions.Compactor.performCompaction(Compactor.java:222) > > org.apache.hadoop.hbase.regionserver.compactions.DefaultCompactor.compact(DefaultCompactor.java:77) > I also reproduce the appearance in the test env,actually the logs was fetch > in my test env. > schema : > create 'PREFIX_NOT_COMPACT', {NAME=>'info',VERSIONS=>1,BLOCKCACHE => > true,DATA_BLOCK_ENCODING => 'PREFIX_TREE', BLOOMFILTER => 'ROW', IN_MEMORY => > 'false', REPLICATION_SCOPE => '0', COMPRESSION => 'LZ4',MIN_VERSIONS => '0', > KEEP_DELETED_CELLS => 'false', BLOCKSIZE => '65536', TTL => '600'},SPLITS > =>['20150202'] > data : > see the attachments , load from the text data or storefiles. -- This message was sent by Atlassian JIRA (v6.3.4#6332)