I think Stack was suggesting if you have a theory you can test it. :-)
On Wed, Jan 16, 2013 at 3:20 PM, Ted Yu <[email protected]> wrote: > TestLocalHBaseCluster fails quite often in PreCommit builds > e.g. > https://builds.apache.org/job/PreCommit-HBASE-Build/4056/testReport/ > > Cheers > > On Wed, Jan 16, 2013 at 3:17 PM, Stack <[email protected]> wrote: > > > Easy enough to test by running a patch by hadoopqa? > TestLocalHBaseCluster > > is failing w/ the above most of the time? > > > > Good on you, > > St.Ack > > > > > > On Wed, Jan 16, 2013 at 3:07 PM, Ted Yu <[email protected]> wrote: > > > > > For TestLocalHBaseCluster test failure, the only explanation I can come > > up > > > with is that in deserializeFromWritable(), majorVersion was <= 1. This > > > would result in comparatorClassName not assigned (to concrete > comparator > > > classname) due to the following check (line 366): > > > > > > if (majorVersion > 1) { > > > > > > Cheers > > > > > > On Wed, Jan 16, 2013 at 3:02 PM, lars hofhansl <[email protected]> > wrote: > > > > > > > In some of the failed test logs in trunk precommit I see these. > > > > Look bad. Is that something to worry about? > > > > > > > > > > > > java.io.IOException: java.io.IOException: java.io.IOException: > > > > java.lang.InstantiationException: org.apache.hadoop.io.RawComparator > > > > at > > > > > > > > > > org.apache.hadoop.hbase.regionserver.HRegion.initializeRegionInternals(HRegion.java:612) > > > > at > > > > > > org.apache.hadoop.hbase.regionserver.HRegion.initialize(HRegion.java:533) > > > > at > > > > > > > > > > org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:4086) > > > > at > > > > > > > > > > org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:4036) > > > > at > > > > > > > > > > org.apache.hadoop.hbase.regionserver.handler.OpenRegionHandler.openRegion(OpenRegionHandler.java:427) > > > > at > > > > > > > > > > org.apache.hadoop.hbase.regionserver.handler.OpenRegionHandler.process(OpenRegionHandler.java:130) > > > > at > > > > > > org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:202) > > > > at > > > > > > > > > > java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) > > > > at > > > > > > > > > > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) > > > > at java.lang.Thread.run(Thread.java:662) > > > > Caused by: java.io.IOException: java.io.IOException: > > > > java.lang.InstantiationException: org.apache.hadoop.io.RawComparator > > > > at > > > > > > > > > > org.apache.hadoop.hbase.regionserver.HStore.loadStoreFiles(HStore.java:450) > > > > at > > > org.apache.hadoop.hbase.regionserver.HStore.<init>(HStore.java:215) > > > > at > > > > > > > > > > org.apache.hadoop.hbase.regionserver.HRegion.instantiateHStore(HRegion.java:3060) > > > > at > > > > org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:585) > > > > at > > > > org.apache.hadoop.hbase.regionserver.HRegion$1.call(HRegion.java:583) > > > > at > > java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303) > > > > at java.util.concurrent.FutureTask.run(FutureTask.java:138) > > > > at > > > > > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441) > > > > at > > java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303) > > > > at java.util.concurrent.FutureTask.run(FutureTask.java:138) > > > > ... 3 more > > > > Caused by: java.io.IOException: java.lang.InstantiationException: > > > > org.apache.hadoop.io.RawComparator > > > > at > > > > > > > > > > org.apache.hadoop.hbase.io.hfile.FixedFileTrailer.createComparator(FixedFileTrailer.java:607) > > > > at > > > > > > > > > > org.apache.hadoop.hbase.io.hfile.FixedFileTrailer.createComparator(FixedFileTrailer.java:615) > > > > at > > > > > > > > > > org.apache.hadoop.hbase.io.hfile.HFileReaderV2.<init>(HFileReaderV2.java:115) > > > > at > > > > > > org.apache.hadoop.hbase.io.hfile.HFile.pickReaderVersion(HFile.java:564) > > > > at > > > > > > > > > > org.apache.hadoop.hbase.io.hfile.HFile.createReaderWithEncoding(HFile.java:599) > > > > at > > > > > > > > > > org.apache.hadoop.hbase.regionserver.StoreFile$Reader.<init>(StoreFile.java:1294) > > > > at > > > > > org.apache.hadoop.hbase.regionserver.StoreFile.open(StoreFile.java:525) > > > > at > > > > > > > > > > org.apache.hadoop.hbase.regionserver.StoreFile.createReader(StoreFile.java:628) > > > > at > > > org.apache.hadoop.hbase.regionserver.HStore$1.call(HStore.java:426) > > > > at > > > org.apache.hadoop.hbase.regionserver.HStore$1.call(HStore.java:422) > > > > ... 8 more > > > > Caused by: java.lang.InstantiationException: > > > > org.apache.hadoop.io.RawComparator > > > > at java.lang.Class.newInstance0(Class.java:340) > > > > at java.lang.Class.newInstance(Class.java:308) > > > > at > > > > > > > > > > org.apache.hadoop.hbase.io.hfile.FixedFileTrailer.createComparator(FixedFileTrailer.java:605) > > > > ... 17 more > > > > > > > > > > -- Best regards, - Andy Problems worthy of attack prove their worth by hitting back. - Piet Hein (via Tom White)
