Hello all,
We observer error "Added a key not lexically larger than previous” that cause
most of our region-servers to crash in our cluster.
HBase-1.4.10
2019-08-15 18:02:10,554 INFO [MemStoreFlusher.0] regionserver.HRegion:
Flushing 1/1 column families, memstore=56.08 MB
2019-08-15 18:02:10,727 WARN [MemStoreFlusher.0] regionserver.HStore: Failed
flushing store file, retrying num=0
java.io.IOException: Added a key not lexically larger than previous. Current
cell =
\x0901820448218>wGavb'/d:elr/1565881054828/DeleteColumn/vlen=0/seqid=44456567,
lastCell = \x0901820448218>wGavb'/d:elr/1565881054828/Put/vlen=1/seqid=44457770
at
org.apache.hadoop.hbase.io.hfile.AbstractHFileWriter.checkKey(AbstractHFileWriter.java:204)
at
org.apache.hadoop.hbase.io.hfile.HFileWriterV2.append(HFileWriterV2.java:279)
at
org.apache.hadoop.hbase.io.hfile.HFileWriterV3.append(HFileWriterV3.java:87)
at
org.apache.hadoop.hbase.regionserver.StoreFile$Writer.append(StoreFile.java:1127)
at
org.apache.hadoop.hbase.regionserver.StoreFlusher.performFlush(StoreFlusher.java:139)
at
org.apache.hadoop.hbase.regionserver.DefaultStoreFlusher.flushSnapshot(DefaultStoreFlusher.java:75)
at
org.apache.hadoop.hbase.regionserver.HStore.flushCache(HStore.java:1003)
at
org.apache.hadoop.hbase.regionserver.HStore$StoreFlusherImpl.flushCache(HStore.java:2523)
at
org.apache.hadoop.hbase.regionserver.HRegion.internalFlushCacheAndCommit(HRegion.java:2622)
at
org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2352)
at
org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2314)
at
org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:2200)
at org.apache.hadoop.hbase.regionserver.HRegion.flush(HRegion.java:2125)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:512)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:482)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher.access$900(MemStoreFlusher.java:76)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher$FlushHandler.run(MemStoreFlusher.java:264)
at java.lang.Thread.run(Thread.java:748)
2019-08-15 18:02:21,776 WARN [MemStoreFlusher.0] regionserver.HStore: Failed
flushing store file, retrying num=9
java.io.IOException: Added a key not lexically larger than previous. Current
cell =
\x0901820448218>wGavb'/d:elr/1565881054828/DeleteColumn/vlen=0/seqid=44456567,
lastCell = \x0901820448218>wGavb'/d:elr/1565881054828/Put/vlen=1/seqid=44457770
at
org.apache.hadoop.hbase.io.hfile.AbstractHFileWriter.checkKey(AbstractHFileWriter.java:204)
at
org.apache.hadoop.hbase.io.hfile.HFileWriterV2.append(HFileWriterV2.java:279)
at
org.apache.hadoop.hbase.io.hfile.HFileWriterV3.append(HFileWriterV3.java:87)
at
org.apache.hadoop.hbase.regionserver.StoreFile$Writer.append(StoreFile.java:1127)
at
org.apache.hadoop.hbase.regionserver.StoreFlusher.performFlush(StoreFlusher.java:139)
at
org.apache.hadoop.hbase.regionserver.DefaultStoreFlusher.flushSnapshot(DefaultStoreFlusher.java:75)
at
org.apache.hadoop.hbase.regionserver.HStore.flushCache(HStore.java:1003)
at
org.apache.hadoop.hbase.regionserver.HStore$StoreFlusherImpl.flushCache(HStore.java:2523)
at
org.apache.hadoop.hbase.regionserver.HRegion.internalFlushCacheAndCommit(HRegion.java:2622)
at
org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2352)
at
org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2314)
at
org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:2200)
at org.apache.hadoop.hbase.regionserver.HRegion.flush(HRegion.java:2125)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:512)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:482)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher.access$900(MemStoreFlusher.java:76)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher$FlushHandler.run(MemStoreFlusher.java:264)
at java.lang.Thread.run(Thread.java:748)
2019-08-15 18:02:21,777 FATAL [MemStoreFlusher.0] regionserver.HRegionServer:
ABORTING region server prod006,60020,1565873610692: Replay of WAL required.
Forcing server shutdown
org.apache.hadoop.hbase.DroppedSnapshotException: region:
TBL_TABLE_CODE,\x0904606203097821slG=sPD,1563070299676.5110b3395ca64a51cea99c6572a4c3d9.
at
org.apache.hadoop.hbase.regionserver.HRegion.internalFlushCacheAndCommit(HRegion.java:2675)
at
org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2352)
at
org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:2314)
at
org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:2200)
at org.apache.hadoop.hbase.regionserver.HRegion.flush(HRegion.java:2125)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:512)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:482)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher.access$900(MemStoreFlusher.java:76)
at
org.apache.hadoop.hbase.regionserver.MemStoreFlusher$FlushHandler.run(MemStoreFlusher.java:264)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.io.IOException: Added a key not lexically larger than previous.
Current cell =
\x0901820448218>wGavb'/d:elr/1565881054828/DeleteColumn/vlen=0/seqid=44456567,
lastCell = \x0901820448218>wGavb'/d:elr/1565881054828/Put/vlen=1/seqid=44457770
at
org.apache.hadoop.hbase.io.hfile.AbstractHFileWriter.checkKey(AbstractHFileWriter.java:204)
at
org.apache.hadoop.hbase.io.hfile.HFileWriterV2.append(HFileWriterV2.java:279)
at
org.apache.hadoop.hbase.io.hfile.HFileWriterV3.append(HFileWriterV3.java:87)
at
org.apache.hadoop.hbase.regionserver.StoreFile$Writer.append(StoreFile.java:1127)
at
org.apache.hadoop.hbase.regionserver.StoreFlusher.performFlush(StoreFlusher.java:139)
at
org.apache.hadoop.hbase.regionserver.DefaultStoreFlusher.flushSnapshot(DefaultStoreFlusher.java:75)
at
org.apache.hadoop.hbase.regionserver.HStore.flushCache(HStore.java:1003)
at
org.apache.hadoop.hbase.regionserver.HStore$StoreFlusherImpl.flushCache(HStore.java:2523)
at
org.apache.hadoop.hbase.regionserver.HRegion.internalFlushCacheAndCommit(HRegion.java:2622)
... 9 more
