<property> <name>hbase.bucketcache.size</name> <value>800000</value> <source>hbase-site.xml</source> </property> <property> <name>hbase.bucketcache.ioengine</name> <value>file:/export/hbase/cache.data</value> <source>hbase-site.xml</source> </property> <property> <name>hbase.bucketcache.combinedcache.enabled</name> <value>false</value> <source>hbase-site.xml</source> </property>
2015-06-30 12:22 GMT+08:00 Ted Yu <yuzhih...@gmail.com>: > How do you configure BucketCache ? > > Thanks > > On Mon, Jun 29, 2015 at 8:35 PM, Louis Hust <louis.h...@gmail.com> wrote: > > > BTW, the hbase is hbase0.98.6 CHD5.2.0 > > > > 2015-06-30 11:31 GMT+08:00 Louis Hust <louis.h...@gmail.com>: > > > > > Hi, all > > > > > > When I scan a table using hbase shell, got the following message: > > > > > > hbase(main):001:0> scan 'atpco:ttf_record6' > > > ROW COLUMN+CELL > > > > > > ERROR: > org.apache.hadoop.hbase.exceptions.OutOfOrderScannerNextException: > > > Expected nextCallSeq: 1 But the nextCallSeq got from client: 0; > > > request=scanner_id: 201542113 number_of_rows: 100 close_scanner: false > > > next_call_seq: 0 > > > at > > > > > > org.apache.hadoop.hbase.regionserver.HRegionServer.scan(HRegionServer.java:3193) > > > at > > > > > > org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:29587) > > > at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2031) > > > at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:108) > > > at > > > > > > org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:114) > > > at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:94) > > > at java.lang.Thread.run(Thread.java:744) > > > > > > > > > *And the region server got the following error:* > > > > > > 2015-06-30 11:08:11,877 ERROR > > > [B.defaultRpcServer.handler=27,queue=0,port=60020] ipc.RpcServer: > > > Unexpected throwable object > > > java.lang.IllegalArgumentException: Negative position > > > at sun.nio.ch.FileChannelImpl.read(FileChannelImpl.java:675) > > > at > > > > > > org.apache.hadoop.hbase.io.hfile.bucket.FileIOEngine.read(FileIOEngine.java:87) > > > at > > > > > > org.apache.hadoop.hbase.io.hfile.bucket.BucketCache.getBlock(BucketCache.java:406) > > > at > > > > > > org.apache.hadoop.hbase.io.hfile.LruBlockCache.getBlock(LruBlockCache.java:389) > > > at > > > > > > org.apache.hadoop.hbase.io.hfile.HFileReaderV2.readBlock(HFileReaderV2.java:359) > > > at > > > > > > org.apache.hadoop.hbase.io.hfile.HFileReaderV2$AbstractScannerV2.readNextDataBlock(HFileReaderV2.java:635) > > > at > > > > > > org.apache.hadoop.hbase.io.hfile.HFileReaderV2$ScannerV2.next(HFileReaderV2.java:749) > > > at > > > > > > org.apache.hadoop.hbase.regionserver.StoreFileScanner.next(StoreFileScanner.java:136) > > > at > > > > > > org.apache.hadoop.hbase.regionserver.KeyValueHeap.next(KeyValueHeap.java:108) > > > at > > > > > > org.apache.hadoop.hbase.regionserver.StoreScanner.next(StoreScanner.java:507) > > > at > > > > > > org.apache.hadoop.hbase.regionserver.KeyValueHeap.next(KeyValueHeap.java:140) > > > at > > > > > > org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.populateResult(HRegion.java:3900) > > > at > > > > > > org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextInternal(HRegion.java:3980) > > > at > > > > > > org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextRaw(HRegion.java:3858) > > > at > > > > > > org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextRaw(HRegion.java:3849) > > > at > > > > > > org.apache.hadoop.hbase.regionserver.HRegionServer.scan(HRegionServer.java:3245) > > > at > > > > > > org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:29587) > > > at > > org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2031) > > > at > > org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:108) > > > > > >
