Which hadoop release are you using ? In FSOutputSummer.java, I see the following around line 106:
checkClosed(); if (off < 0 || len < 0 || off > b.length - len) { throw new ArrayIndexOutOfBoundsException(); You didn't get ArrayIndexOutOfBoundsException - maybe b was null ? On Thu, Jul 6, 2017 at 2:08 PM, anil gupta <anilgupt...@gmail.com> wrote: > Hey Ted, > > This is what i see in one of region server log(NPE at the bottom): > 2017-07-06 19:07:07,778 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 155739ms > 2017-07-06 19:07:17,853 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 132731ms > 2017-07-06 19:07:28,038 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 4316ms > 2017-07-06 19:07:37,819 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 190960ms > 2017-07-06 19:07:47,767 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 41231ms > 2017-07-06 19:07:57,767 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 222748ms > 2017-07-06 19:08:07,973 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 245966ms > 2017-07-06 19:08:18,669 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 76257ms > 2017-07-06 19:08:28,029 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 78310ms > 2017-07-06 19:08:38,459 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 127828ms > 2017-07-06 19:08:48,527 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 38647ms > 2017-07-06 19:08:58,554 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 185493ms > 2017-07-06 19:09:07,779 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 245608ms > 2017-07-06 19:09:17,767 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 284400ms > 2017-07-06 19:09:27,768 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 271921ms > 2017-07-06 19:09:38,380 INFO > [ip-10-74-5-153.us-west-2.compute.internal,16020, > 1499320260501_ChoreService_1] > regionserver.HRegionServer: > ip-10-74-5-153.us-west-2.compute.internal,16020,1499320260501- > MemstoreFlusherChore > requesting flush of > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. because 0 > has an old edit so flush to free WALs after random delay 205397ms > 2017-07-06 19:09:43,518 INFO [MemStoreFlusher.1] regionserver.HRegion: > Flushing 1/1 column families, memstore=102.57 KB > 2017-07-06 19:09:43,541 INFO [MemStoreFlusher.1] > regionserver.DefaultStoreFlusher: Flushed, sequenceid=163, memsize=102.6 > K, > hasBloomFilter=true, into tmp file > hdfs://ip-10-74-31-169.us-west-2.compute.internal:8020/ > user/hbase/data/default/SYSTEM.CATALOG/a47ffa359aa4588f5f360790ac8e45 > 61/.tmp/80386bf477b648d1a7edbbb271601e96 > 2017-07-06 19:09:43,546 INFO [MemStoreFlusher.1] > regionserver.StoreFile$Reader: Loaded Delete Family Bloom > (CompoundBloomFilter) metadata for 80386bf477b648d1a7edbbb271601e96 > 2017-07-06 19:09:43,552 INFO [MemStoreFlusher.1] > regionserver.StoreFile$Reader: Loaded Delete Family Bloom > (CompoundBloomFilter) metadata for 80386bf477b648d1a7edbbb271601e96 > 2017-07-06 19:09:43,552 INFO [MemStoreFlusher.1] regionserver.HStore: > Added > hdfs://ip-10-74-31-169.us-west-2.compute.internal:8020/ > user/hbase/data/default/SYSTEM.CATALOG/a47ffa359aa4588f5f360790ac8e4561/0/ > 80386bf477b648d1a7edbbb271601e96, > entries=552, sequenceid=163, filesize=11.4 K > 2017-07-06 19:09:43,553 INFO [MemStoreFlusher.1] regionserver.HRegion: > Finished memstore flush of ~102.57 KB/105030, currentsize=0 B/0 for region > SYSTEM.CATALOG,,1499317930655.a47ffa359aa4588f5f360790ac8e4561. in 35ms, > sequenceid=163, compaction requested=false > 2017-07-06 19:11:02,141 INFO [LruBlockCacheStatsExecutor] > hfile.LruBlockCache: totalSize=4.93 MB, freeSize=4.67 GB, max=4.67 GB, > blockCount=2, accesses=14931, hits=14931, hitRatio=100.00%, , > cachingAccesses=14931, cachingHits=14931, cachingHitsRatio=100.00%, > evictions=4799, evicted=0, evictedPerRun=0.0 > 2017-07-06 19:11:07,418 INFO [BucketCacheStatsExecutor] > bucket.BucketCache: failedBlockAdditions=0, totalSize=11.75 GB, > freeSize=11.74 GB, usedSize=8.18 MB, cacheSize=7.29 MB, accesses=65019, > hits=64759, IOhitsPerSecond=1, IOTimePerHit=0.00, hitRatio=99.60%, > cachingAccesses=65019, cachingHits=64759, cachingHitsRatio=99.60%, > evictions=0, evicted=0, evictedPerRun=NaN > 2017-07-06 19:11:25,155 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Stopping HBase metrics system... > 2017-07-06 19:11:25,156 INFO [ganglia] impl.MetricsSinkAdapter: ganglia > thread interrupted. > 2017-07-06 19:11:25,156 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system stopped. > 2017-07-06 19:11:25,656 INFO [HBase-Metrics2-1] impl.MetricsConfig: loaded > properties from hadoop-metrics2-hbase.properties > 2017-07-06 19:11:25,657 INFO [HBase-Metrics2-1] impl.MetricsSinkAdapter: > Sink ganglia started > 2017-07-06 19:11:25,659 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Scheduled snapshot period at 155 second(s). > 2017-07-06 19:11:25,659 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system started > 2017-07-06 19:16:02,141 INFO [LruBlockCacheStatsExecutor] > hfile.LruBlockCache: totalSize=4.93 MB, freeSize=4.67 GB, max=4.67 GB, > blockCount=2, accesses=14931, hits=14931, hitRatio=100.00%, , > cachingAccesses=14931, cachingHits=14931, cachingHitsRatio=100.00%, > evictions=4829, evicted=0, evictedPerRun=0.0 > 2017-07-06 19:16:07,418 INFO [BucketCacheStatsExecutor] > bucket.BucketCache: failedBlockAdditions=0, totalSize=11.75 GB, > freeSize=11.74 GB, usedSize=8.18 MB, cacheSize=7.29 MB, accesses=65379, > hits=65119, IOhitsPerSecond=1, IOTimePerHit=0.00, hitRatio=99.60%, > cachingAccesses=65379, cachingHits=65119, cachingHitsRatio=99.60%, > evictions=0, evicted=0, evictedPerRun=NaN > 2017-07-06 19:16:25,155 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Stopping HBase metrics system... > 2017-07-06 19:16:25,158 INFO [ganglia] impl.MetricsSinkAdapter: ganglia > thread interrupted. > 2017-07-06 19:16:25,158 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system stopped. > 2017-07-06 19:16:25,658 INFO [HBase-Metrics2-1] impl.MetricsConfig: loaded > properties from hadoop-metrics2-hbase.properties > 2017-07-06 19:16:25,661 INFO [HBase-Metrics2-1] impl.MetricsSinkAdapter: > Sink ganglia started > 2017-07-06 19:16:25,662 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Scheduled snapshot period at 155 second(s). > 2017-07-06 19:16:25,662 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system started > 2017-07-06 19:21:02,141 INFO [LruBlockCacheStatsExecutor] > hfile.LruBlockCache: totalSize=4.93 MB, freeSize=4.67 GB, max=4.67 GB, > blockCount=2, accesses=14931, hits=14931, hitRatio=100.00%, , > cachingAccesses=14931, cachingHits=14931, cachingHitsRatio=100.00%, > evictions=4859, evicted=0, evictedPerRun=0.0 > 2017-07-06 19:21:07,418 INFO [BucketCacheStatsExecutor] > bucket.BucketCache: failedBlockAdditions=0, totalSize=11.75 GB, > freeSize=11.74 GB, usedSize=8.18 MB, cacheSize=7.29 MB, accesses=65739, > hits=65479, IOhitsPerSecond=1, IOTimePerHit=0.00, hitRatio=99.60%, > cachingAccesses=65739, cachingHits=65479, cachingHitsRatio=99.60%, > evictions=0, evicted=0, evictedPerRun=NaN > 2017-07-06 19:21:25,155 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Stopping HBase metrics system... > 2017-07-06 19:21:25,156 INFO [ganglia] impl.MetricsSinkAdapter: ganglia > thread interrupted. > 2017-07-06 19:21:25,156 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system stopped. > 2017-07-06 19:21:25,656 INFO [HBase-Metrics2-1] impl.MetricsConfig: loaded > properties from hadoop-metrics2-hbase.properties > 2017-07-06 19:21:25,658 INFO [HBase-Metrics2-1] impl.MetricsSinkAdapter: > Sink ganglia started > 2017-07-06 19:21:25,660 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Scheduled snapshot period at 155 second(s). > 2017-07-06 19:21:25,660 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system started > 2017-07-06 19:26:02,141 INFO [LruBlockCacheStatsExecutor] > hfile.LruBlockCache: totalSize=4.93 MB, freeSize=4.67 GB, max=4.67 GB, > blockCount=2, accesses=14931, hits=14931, hitRatio=100.00%, , > cachingAccesses=14931, cachingHits=14931, cachingHitsRatio=100.00%, > evictions=4889, evicted=0, evictedPerRun=0.0 > 2017-07-06 19:26:07,418 INFO [BucketCacheStatsExecutor] > bucket.BucketCache: failedBlockAdditions=0, totalSize=11.75 GB, > freeSize=11.74 GB, usedSize=8.18 MB, cacheSize=7.29 MB, accesses=66099, > hits=65839, IOhitsPerSecond=1, IOTimePerHit=0.00, hitRatio=99.61%, > cachingAccesses=66099, cachingHits=65839, cachingHitsRatio=99.61%, > evictions=0, evicted=0, evictedPerRun=NaN > 2017-07-06 19:26:25,155 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Stopping HBase metrics system... > 2017-07-06 19:26:25,158 INFO [ganglia] impl.MetricsSinkAdapter: ganglia > thread interrupted. > 2017-07-06 19:26:25,158 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system stopped. > 2017-07-06 19:26:25,659 INFO [HBase-Metrics2-1] impl.MetricsConfig: loaded > properties from hadoop-metrics2-hbase.properties > 2017-07-06 19:26:25,660 INFO [HBase-Metrics2-1] impl.MetricsSinkAdapter: > Sink ganglia started > 2017-07-06 19:26:25,663 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Scheduled snapshot period at 155 second(s). > 2017-07-06 19:26:25,663 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system started > 2017-07-06 19:31:02,141 INFO [LruBlockCacheStatsExecutor] > hfile.LruBlockCache: totalSize=4.93 MB, freeSize=4.67 GB, max=4.67 GB, > blockCount=2, accesses=14931, hits=14931, hitRatio=100.00%, , > cachingAccesses=14931, cachingHits=14931, cachingHitsRatio=100.00%, > evictions=4919, evicted=0, evictedPerRun=0.0 > 2017-07-06 19:31:07,418 INFO [BucketCacheStatsExecutor] > bucket.BucketCache: failedBlockAdditions=0, totalSize=11.75 GB, > freeSize=11.74 GB, usedSize=8.18 MB, cacheSize=7.29 MB, accesses=66459, > hits=66199, IOhitsPerSecond=1, IOTimePerHit=0.00, hitRatio=99.61%, > cachingAccesses=66459, cachingHits=66199, cachingHitsRatio=99.61%, > evictions=0, evicted=0, evictedPerRun=NaN > 2017-07-06 19:31:25,155 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Stopping HBase metrics system... > 2017-07-06 19:31:25,158 INFO [ganglia] impl.MetricsSinkAdapter: ganglia > thread interrupted. > 2017-07-06 19:31:25,158 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system stopped. > 2017-07-06 19:31:25,659 INFO [HBase-Metrics2-1] impl.MetricsConfig: loaded > properties from hadoop-metrics2-hbase.properties > 2017-07-06 19:31:25,660 INFO [HBase-Metrics2-1] impl.MetricsSinkAdapter: > Sink ganglia started > 2017-07-06 19:31:25,661 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Scheduled snapshot period at 155 second(s). > 2017-07-06 19:31:25,661 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system started > 2017-07-06 19:31:40,742 INFO > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.logRoller] > wal.FSHLog: Rolled WAL > /user/hbase/WALs/ip-10-74-5-153.us-west-2.compute. > internal,16020,1499320260501/ip-10-74-5-153.us-west-2. > compute.internal%2C16020%2C1499320260501.default.1499365900659 > with entries=8, filesize=12.99 KB; new WAL > /user/hbase/WALs/ip-10-74-5-153.us-west-2.compute. > internal,16020,1499320260501/ip-10-74-5-153.us-west-2. > compute.internal%2C16020%2C1499320260501.default.1499369500724 > 2017-07-06 19:31:40,742 INFO > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.logRoller] > wal.FSHLog: Archiving > hdfs://ip-10-74-31-169.us-west-2.compute.internal:8020/ > user/hbase/WALs/ip-10-74-5-153.us-west-2.compute. > internal,16020,1499320260501/ip-10-74-5-153.us-west-2. > compute.internal%2C16020%2C1499320260501.default.1499362300596 > to > hdfs://ip-10-74-31-169.us-west-2.compute.internal:8020/ > user/hbase/oldWALs/ip-10-74-5-153.us-west-2.compute.internal%2C16020% > 2C1499320260501.default.1499362300596 > 2017-07-06 19:31:40,745 INFO > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.logRoller] > wal.FSHLog: Archiving > hdfs://ip-10-74-31-169.us-west-2.compute.internal:8020/ > user/hbase/WALs/ip-10-74-5-153.us-west-2.compute. > internal,16020,1499320260501/ip-10-74-5-153.us-west-2. > compute.internal%2C16020%2C1499320260501.default.1499365900659 > to > hdfs://ip-10-74-31-169.us-west-2.compute.internal:8020/ > user/hbase/oldWALs/ip-10-74-5-153.us-west-2.compute.internal%2C16020% > 2C1499320260501.default.1499365900659 > 2017-07-06 19:36:02,141 INFO [LruBlockCacheStatsExecutor] > hfile.LruBlockCache: totalSize=4.93 MB, freeSize=4.67 GB, max=4.67 GB, > blockCount=2, accesses=14931, hits=14931, hitRatio=100.00%, , > cachingAccesses=14931, cachingHits=14931, cachingHitsRatio=100.00%, > evictions=4949, evicted=0, evictedPerRun=0.0 > 2017-07-06 19:36:07,418 INFO [BucketCacheStatsExecutor] > bucket.BucketCache: failedBlockAdditions=0, totalSize=11.75 GB, > freeSize=11.74 GB, usedSize=8.18 MB, cacheSize=7.29 MB, accesses=66819, > hits=66559, IOhitsPerSecond=1, IOTimePerHit=0.00, hitRatio=99.61%, > cachingAccesses=66819, cachingHits=66559, cachingHitsRatio=99.61%, > evictions=0, evicted=0, evictedPerRun=NaN > 2017-07-06 19:36:25,155 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Stopping HBase metrics system... > 2017-07-06 19:36:25,158 INFO [ganglia] impl.MetricsSinkAdapter: ganglia > thread interrupted. > 2017-07-06 19:36:25,158 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system stopped. > 2017-07-06 19:36:25,659 INFO [HBase-Metrics2-1] impl.MetricsConfig: loaded > properties from hadoop-metrics2-hbase.properties > 2017-07-06 19:36:25,661 INFO [HBase-Metrics2-1] impl.MetricsSinkAdapter: > Sink ganglia started > 2017-07-06 19:36:25,663 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Scheduled snapshot period at 155 second(s). > 2017-07-06 19:36:25,663 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system started > 2017-07-06 19:41:02,141 INFO [LruBlockCacheStatsExecutor] > hfile.LruBlockCache: totalSize=4.93 MB, freeSize=4.67 GB, max=4.67 GB, > blockCount=2, accesses=14931, hits=14931, hitRatio=100.00%, , > cachingAccesses=14931, cachingHits=14931, cachingHitsRatio=100.00%, > evictions=4979, evicted=0, evictedPerRun=0.0 > 2017-07-06 19:41:07,418 INFO [BucketCacheStatsExecutor] > bucket.BucketCache: failedBlockAdditions=0, totalSize=11.75 GB, > freeSize=11.74 GB, usedSize=8.18 MB, cacheSize=7.29 MB, accesses=67179, > hits=66919, IOhitsPerSecond=1, IOTimePerHit=0.00, hitRatio=99.61%, > cachingAccesses=67179, cachingHits=66919, cachingHitsRatio=99.61%, > evictions=0, evicted=0, evictedPerRun=NaN > 2017-07-06 19:41:25,155 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Stopping HBase metrics system... > 2017-07-06 19:41:25,156 INFO [ganglia] impl.MetricsSinkAdapter: ganglia > thread interrupted. > 2017-07-06 19:41:25,156 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system stopped. > 2017-07-06 19:41:25,657 INFO [HBase-Metrics2-1] impl.MetricsConfig: loaded > properties from hadoop-metrics2-hbase.properties > 2017-07-06 19:41:25,658 INFO [HBase-Metrics2-1] impl.MetricsSinkAdapter: > Sink ganglia started > 2017-07-06 19:41:25,660 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Scheduled snapshot period at 155 second(s). > 2017-07-06 19:41:25,660 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system started > 2017-07-06 19:46:02,141 INFO [LruBlockCacheStatsExecutor] > hfile.LruBlockCache: totalSize=4.93 MB, freeSize=4.67 GB, max=4.67 GB, > blockCount=2, accesses=14931, hits=14931, hitRatio=100.00%, , > cachingAccesses=14931, cachingHits=14931, cachingHitsRatio=100.00%, > evictions=5009, evicted=0, evictedPerRun=0.0 > 2017-07-06 19:46:07,418 INFO [BucketCacheStatsExecutor] > bucket.BucketCache: failedBlockAdditions=0, totalSize=11.75 GB, > freeSize=11.74 GB, usedSize=8.18 MB, cacheSize=7.29 MB, accesses=67539, > hits=67279, IOhitsPerSecond=1, IOTimePerHit=0.00, hitRatio=99.62%, > cachingAccesses=67539, cachingHits=67279, cachingHitsRatio=99.62%, > evictions=0, evicted=0, evictedPerRun=NaN > 2017-07-06 19:46:25,156 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Stopping HBase metrics system... > 2017-07-06 19:46:25,158 INFO [ganglia] impl.MetricsSinkAdapter: ganglia > thread interrupted. > 2017-07-06 19:46:25,158 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system stopped. > 2017-07-06 19:46:25,659 INFO [HBase-Metrics2-1] impl.MetricsConfig: loaded > properties from hadoop-metrics2-hbase.properties > 2017-07-06 19:46:25,660 INFO [HBase-Metrics2-1] impl.MetricsSinkAdapter: > Sink ganglia started > 2017-07-06 19:46:25,662 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > Scheduled snapshot period at 155 second(s). > 2017-07-06 19:46:25,662 INFO [HBase-Metrics2-1] impl.MetricsSystemImpl: > HBase metrics system started > 2017-07-06 19:48:30,412 INFO > [B.defaultRpcServer.handler=175,queue=15,port=16020] > zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x3da2857f > connecting to ZooKeeper > ensemble=ip-10-74-31-169.us-west-2.compute.internal:2181 > 2017-07-06 19:48:30,412 INFO > [B.defaultRpcServer.handler=175,queue=15,port=16020] zookeeper.ZooKeeper: > Initiating client connection, > connectString=ip-10-74-31-169.us-west-2.compute.internal:2181 > sessionTimeout=90000 watcher=hconnection-0x3da2857f0x0, > quorum=ip-10-74-31-169.us-west-2.compute.internal:2181, baseZNode=/hbase > 2017-07-06 19:48:30,414 INFO > [B.defaultRpcServer.handler=175,queue=15,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Opening socket connection to server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181. Will not > attempt to authenticate using SASL (unknown error) > 2017-07-06 19:48:30,414 INFO > [B.defaultRpcServer.handler=175,queue=15,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Socket connection established to > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, initiating > session > 2017-07-06 19:48:30,415 INFO > [B.defaultRpcServer.handler=175,queue=15,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Session establishment complete on server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, sessionid = > 0x15d150266d00cd2, negotiated timeout = 40000 > 2017-07-06 19:48:30,426 INFO > [B.defaultRpcServer.handler=175,queue=15,port=16020] > client.ConnectionManager$HConnectionImplementation: Closing zookeeper > sessionid=0x15d150266d00cd2 > 2017-07-06 19:48:30,427 INFO > [B.defaultRpcServer.handler=175,queue=15,port=16020] zookeeper.ZooKeeper: > Session: 0x15d150266d00cd2 closed > 2017-07-06 19:48:30,427 INFO > [B.defaultRpcServer.handler=175,queue=15,port=16020-EventThread] > zookeeper.ClientCnxn: EventThread shut down for session: 0x15d150266d00cd2 > 2017-07-06 19:48:30,483 INFO > [B.defaultRpcServer.handler=64,queue=4,port=16020] > zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x41f2d6a0 > connecting to ZooKeeper > ensemble=ip-10-74-31-169.us-west-2.compute.internal:2181 > 2017-07-06 19:48:30,483 INFO > [B.defaultRpcServer.handler=64,queue=4,port=16020] zookeeper.ZooKeeper: > Initiating client connection, > connectString=ip-10-74-31-169.us-west-2.compute.internal:2181 > sessionTimeout=90000 watcher=hconnection-0x41f2d6a00x0, > quorum=ip-10-74-31-169.us-west-2.compute.internal:2181, baseZNode=/hbase > 2017-07-06 19:48:30,484 INFO > [B.defaultRpcServer.handler=64,queue=4,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Opening socket connection to server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181. Will not > attempt to authenticate using SASL (unknown error) > 2017-07-06 19:48:30,485 INFO > [B.defaultRpcServer.handler=64,queue=4,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Socket connection established to > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, initiating > session > 2017-07-06 19:48:30,486 INFO > [B.defaultRpcServer.handler=64,queue=4,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Session establishment complete on server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, sessionid = > 0x15d150266d00cd3, negotiated timeout = 40000 > 2017-07-06 19:48:30,493 INFO > [B.defaultRpcServer.handler=64,queue=4,port=16020] > client.ConnectionManager$HConnectionImplementation: Closing zookeeper > sessionid=0x15d150266d00cd3 > 2017-07-06 19:48:30,493 INFO > [B.defaultRpcServer.handler=64,queue=4,port=16020] zookeeper.ZooKeeper: > Session: 0x15d150266d00cd3 closed > 2017-07-06 19:48:30,493 INFO > [B.defaultRpcServer.handler=64,queue=4,port=16020-EventThread] > zookeeper.ClientCnxn: EventThread shut down for session: 0x15d150266d00cd3 > 2017-07-06 19:48:30,520 INFO > [B.defaultRpcServer.handler=53,queue=13,port=16020] > zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x2765c233 > connecting to ZooKeeper > ensemble=ip-10-74-31-169.us-west-2.compute.internal:2181 > 2017-07-06 19:48:30,520 INFO > [B.defaultRpcServer.handler=53,queue=13,port=16020] zookeeper.ZooKeeper: > Initiating client connection, > connectString=ip-10-74-31-169.us-west-2.compute.internal:2181 > sessionTimeout=90000 watcher=hconnection-0x2765c2330x0, > quorum=ip-10-74-31-169.us-west-2.compute.internal:2181, baseZNode=/hbase > 2017-07-06 19:48:30,522 INFO > [B.defaultRpcServer.handler=53,queue=13,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Opening socket connection to server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181. Will not > attempt to authenticate using SASL (unknown error) > 2017-07-06 19:48:30,523 INFO > [B.defaultRpcServer.handler=53,queue=13,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Socket connection established to > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, initiating > session > 2017-07-06 19:48:30,524 INFO > [B.defaultRpcServer.handler=53,queue=13,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Session establishment complete on server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, sessionid = > 0x15d150266d00cd4, negotiated timeout = 40000 > 2017-07-06 19:48:30,529 INFO > [B.defaultRpcServer.handler=53,queue=13,port=16020] > client.ConnectionManager$HConnectionImplementation: Closing zookeeper > sessionid=0x15d150266d00cd4 > 2017-07-06 19:48:30,530 INFO > [B.defaultRpcServer.handler=53,queue=13,port=16020] zookeeper.ZooKeeper: > Session: 0x15d150266d00cd4 closed > 2017-07-06 19:48:30,530 INFO > [B.defaultRpcServer.handler=53,queue=13,port=16020-EventThread] > zookeeper.ClientCnxn: EventThread shut down for session: 0x15d150266d00cd4 > 2017-07-06 19:48:30,558 INFO > [B.defaultRpcServer.handler=112,queue=12,port=16020] > zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x31d0fcd8 > connecting to ZooKeeper > ensemble=ip-10-74-31-169.us-west-2.compute.internal:2181 > 2017-07-06 19:48:30,558 INFO > [B.defaultRpcServer.handler=112,queue=12,port=16020] zookeeper.ZooKeeper: > Initiating client connection, > connectString=ip-10-74-31-169.us-west-2.compute.internal:2181 > sessionTimeout=90000 watcher=hconnection-0x31d0fcd80x0, > quorum=ip-10-74-31-169.us-west-2.compute.internal:2181, baseZNode=/hbase > 2017-07-06 19:48:30,559 INFO > [B.defaultRpcServer.handler=112,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Opening socket connection to server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181. Will not > attempt to authenticate using SASL (unknown error) > 2017-07-06 19:48:30,559 INFO > [B.defaultRpcServer.handler=112,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Socket connection established to > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, initiating > session > 2017-07-06 19:48:30,560 INFO > [B.defaultRpcServer.handler=112,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Session establishment complete on server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, sessionid = > 0x15d150266d00cd5, negotiated timeout = 40000 > 2017-07-06 19:48:30,565 INFO > [B.defaultRpcServer.handler=112,queue=12,port=16020] > client.ConnectionManager$HConnectionImplementation: Closing zookeeper > sessionid=0x15d150266d00cd5 > 2017-07-06 19:48:30,566 INFO > [B.defaultRpcServer.handler=112,queue=12,port=16020] zookeeper.ZooKeeper: > Session: 0x15d150266d00cd5 closed > 2017-07-06 19:48:30,566 INFO > [B.defaultRpcServer.handler=112,queue=12,port=16020-EventThread] > zookeeper.ClientCnxn: EventThread shut down for session: 0x15d150266d00cd5 > 2017-07-06 19:48:30,594 INFO > [B.defaultRpcServer.handler=12,queue=12,port=16020] > zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x336d2534 > connecting to ZooKeeper > ensemble=ip-10-74-31-169.us-west-2.compute.internal:2181 > 2017-07-06 19:48:30,594 INFO > [B.defaultRpcServer.handler=12,queue=12,port=16020] zookeeper.ZooKeeper: > Initiating client connection, > connectString=ip-10-74-31-169.us-west-2.compute.internal:2181 > sessionTimeout=90000 watcher=hconnection-0x336d25340x0, > quorum=ip-10-74-31-169.us-west-2.compute.internal:2181, baseZNode=/hbase > 2017-07-06 19:48:30,596 INFO > [B.defaultRpcServer.handler=12,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Opening socket connection to server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181. Will not > attempt to authenticate using SASL (unknown error) > 2017-07-06 19:48:30,596 INFO > [B.defaultRpcServer.handler=12,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Socket connection established to > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, initiating > session > 2017-07-06 19:48:30,597 INFO > [B.defaultRpcServer.handler=12,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Session establishment complete on server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, sessionid = > 0x15d150266d00cd6, negotiated timeout = 40000 > 2017-07-06 19:48:30,603 INFO > [B.defaultRpcServer.handler=12,queue=12,port=16020] > client.ConnectionManager$HConnectionImplementation: Closing zookeeper > sessionid=0x15d150266d00cd6 > 2017-07-06 19:48:30,604 INFO > [B.defaultRpcServer.handler=12,queue=12,port=16020] zookeeper.ZooKeeper: > Session: 0x15d150266d00cd6 closed > 2017-07-06 19:48:30,604 INFO > [B.defaultRpcServer.handler=12,queue=12,port=16020-EventThread] > zookeeper.ClientCnxn: EventThread shut down for session: 0x15d150266d00cd6 > 2017-07-06 19:48:36,166 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] > zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x7afe923b > connecting to ZooKeeper > ensemble=ip-10-74-31-169.us-west-2.compute.internal:2181 > 2017-07-06 19:48:36,166 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] zookeeper.ZooKeeper: > Initiating client connection, > connectString=ip-10-74-31-169.us-west-2.compute.internal:2181 > sessionTimeout=90000 watcher=hconnection-0x7afe923b0x0, > quorum=ip-10-74-31-169.us-west-2.compute.internal:2181, baseZNode=/hbase > 2017-07-06 19:48:36,167 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Opening socket connection to server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181. Will not > attempt to authenticate using SASL (unknown error) > 2017-07-06 19:48:36,168 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Socket connection established to > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, initiating > session > 2017-07-06 19:48:36,168 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Session establishment complete on server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, sessionid = > 0x15d150266d00cd8, negotiated timeout = 40000 > 2017-07-06 19:48:36,179 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] > client.ConnectionManager$HConnectionImplementation: Closing zookeeper > sessionid=0x15d150266d00cd8 > 2017-07-06 19:48:36,180 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] zookeeper.ZooKeeper: > Session: 0x15d150266d00cd8 closed > 2017-07-06 19:48:36,180 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020-EventThread] > zookeeper.ClientCnxn: EventThread shut down for session: 0x15d150266d00cd8 > 2017-07-06 19:48:36,191 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] > zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x553c739a > connecting to ZooKeeper > ensemble=ip-10-74-31-169.us-west-2.compute.internal:2181 > 2017-07-06 19:48:36,191 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] zookeeper.ZooKeeper: > Initiating client connection, > connectString=ip-10-74-31-169.us-west-2.compute.internal:2181 > sessionTimeout=90000 watcher=hconnection-0x553c739a0x0, > quorum=ip-10-74-31-169.us-west-2.compute.internal:2181, baseZNode=/hbase > 2017-07-06 19:48:36,193 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Opening socket connection to server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181. Will not > attempt to authenticate using SASL (unknown error) > 2017-07-06 19:48:36,194 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Socket connection established to > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, initiating > session > 2017-07-06 19:48:36,195 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Session establishment complete on server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, sessionid = > 0x15d150266d00cd9, negotiated timeout = 40000 > 2017-07-06 19:48:36,202 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] > client.ConnectionManager$HConnectionImplementation: Closing zookeeper > sessionid=0x15d150266d00cd9 > 2017-07-06 19:48:36,203 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] zookeeper.ZooKeeper: > Session: 0x15d150266d00cd9 closed > 2017-07-06 19:48:36,203 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020-EventThread] > zookeeper.ClientCnxn: EventThread shut down for session: 0x15d150266d00cd9 > 2017-07-06 19:48:36,214 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] > zookeeper.RecoverableZooKeeper: Process identifier=hconnection-0x7f2df76f > connecting to ZooKeeper > ensemble=ip-10-74-31-169.us-west-2.compute.internal:2181 > 2017-07-06 19:48:36,214 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] zookeeper.ZooKeeper: > Initiating client connection, > connectString=ip-10-74-31-169.us-west-2.compute.internal:2181 > sessionTimeout=90000 watcher=hconnection-0x7f2df76f0x0, > quorum=ip-10-74-31-169.us-west-2.compute.internal:2181, baseZNode=/hbase > 2017-07-06 19:48:36,215 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Opening socket connection to server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181. Will not > attempt to authenticate using SASL (unknown error) > 2017-07-06 19:48:36,216 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Socket connection established to > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, initiating > session > 2017-07-06 19:48:36,216 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020- > SendThread(ip-10-74-31-169.us-west-2.compute.internal:2181)] > zookeeper.ClientCnxn: Session establishment complete on server > ip-10-74-31-169.us-west-2.compute.internal/10.74.31.169:2181, sessionid = > 0x15d150266d00cda, negotiated timeout = 40000 > 2017-07-06 19:48:36,222 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] > client.ConnectionManager$HConnectionImplementation: Closing zookeeper > sessionid=0x15d150266d00cda > 2017-07-06 19:48:36,222 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020] zookeeper.ZooKeeper: > Session: 0x15d150266d00cda closed > 2017-07-06 19:48:36,225 INFO > [B.defaultRpcServer.handler=172,queue=12,port=16020-EventThread] > zookeeper.ClientCnxn: EventThread shut down for session: 0x15d150266d00cda > 2017-07-06 19:48:38,085 WARN > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.append-pool1-t1] > wal.FSHLog: Append sequenceId=7845, requesting roll of WAL > java.lang.NullPointerException > at org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:106) > at > org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write( > FSDataOutputStream.java:60) > at java.io.DataOutputStream.write(DataOutputStream.java:107) > at org.apache.hadoop.hbase.KeyValue.oswrite(KeyValue.java:2571) > at org.apache.hadoop.hbase.KeyValueUtil.oswrite(KeyValueUtil.java:623) > at > org.apache.hadoop.hbase.regionserver.wal.WALCellCodec$ > EnsureKvEncoder.write(WALCellCodec.java:338) > at > org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter.append( > ProtobufLogWriter.java:122) > at > org.apache.hadoop.hbase.regionserver.wal.FSHLog$ > RingBufferEventHandler.append(FSHLog.java:1909) > at > org.apache.hadoop.hbase.regionserver.wal.FSHLog$RingBufferEventHandler. > onEvent(FSHLog.java:1773) > at > org.apache.hadoop.hbase.regionserver.wal.FSHLog$RingBufferEventHandler. > onEvent(FSHLog.java:1695) > at > com.lmax.disruptor.BatchEventProcessor.run(BatchEventProcessor.java:128) > at > java.util.concurrent.ThreadPoolExecutor.runWorker( > ThreadPoolExecutor.java:1142) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run( > ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > 2017-07-06 19:48:38,097 WARN > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.logRoller] > wal.FSHLog: Failed sync-before-close but no outstanding appends; closing > WAL: org.apache.hadoop.hbase.regionserver.wal.DamagedWALException: Append > sequenceId=7845, requesting roll of WAL > 2017-07-06 19:48:38,102 INFO > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.logRoller] > wal.FSHLog: Rolled WAL > /user/hbase/WALs/ip-10-74-5-153.us-west-2.compute. > internal,16020,1499320260501/ip-10-74-5-153.us-west-2. > compute.internal%2C16020%2C1499320260501.default.1499369500724 > with entries=0, filesize=174 B; new WAL > /user/hbase/WALs/ip-10-74-5-153.us-west-2.compute. > internal,16020,1499320260501/ip-10-74-5-153.us-west-2. > compute.internal%2C16020%2C1499320260501.default.1499370518086 > 2017-07-06 19:48:38,102 INFO > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.logRoller] > wal.FSHLog: Archiving > hdfs://ip-10-74-31-169.us-west-2.compute.internal:8020/ > user/hbase/WALs/ip-10-74-5-153.us-west-2.compute. > internal,16020,1499320260501/ip-10-74-5-153.us-west-2. > compute.internal%2C16020%2C1499320260501.default.1499369500724 > to > hdfs://ip-10-74-31-169.us-west-2.compute.internal:8020/ > user/hbase/oldWALs/ip-10-74-5-153.us-west-2.compute.internal%2C16020% > 2C1499320260501.default.1499369500724 > 2017-07-06 19:48:39,235 WARN > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.append-pool1-t1] > wal.FSHLog: Append sequenceId=7846, requesting roll of WAL > java.lang.NullPointerException > at org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:106) > at > org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write( > FSDataOutputStream.java:60) > at java.io.DataOutputStream.write(DataOutputStream.java:107) > at org.apache.hadoop.hbase.KeyValue.oswrite(KeyValue.java:2571) > at org.apache.hadoop.hbase.KeyValueUtil.oswrite(KeyValueUtil.java:623) > at > org.apache.hadoop.hbase.regionserver.wal.WALCellCodec$ > EnsureKvEncoder.write(WALCellCodec.java:338) > at > org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter.append( > ProtobufLogWriter.java:122) > at > org.apache.hadoop.hbase.regionserver.wal.FSHLog$ > RingBufferEventHandler.append(FSHLog.java:1909) > at > org.apache.hadoop.hbase.regionserver.wal.FSHLog$RingBufferEventHandler. > onEvent(FSHLog.java:1773) > at > org.apache.hadoop.hbase.regionserver.wal.FSHLog$RingBufferEventHandler. > onEvent(FSHLog.java:1695) > at > com.lmax.disruptor.BatchEventProcessor.run(BatchEventProcessor.java:128) > at > java.util.concurrent.ThreadPoolExecutor.runWorker( > ThreadPoolExecutor.java:1142) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run( > ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > 2017-07-06 19:48:39,255 WARN > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.logRoller] > wal.FSHLog: Failed sync-before-close but no outstanding appends; closing > WAL: org.apache.hadoop.hbase.regionserver.wal.DamagedWALException: Append > sequenceId=7846, requesting roll of WAL > 2017-07-06 19:48:39,261 INFO > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.logRoller] > wal.FSHLog: Rolled WAL > /user/hbase/WALs/ip-10-74-5-153.us-west-2.compute. > internal,16020,1499320260501/ip-10-74-5-153.us-west-2. > compute.internal%2C16020%2C1499320260501.default.1499370518086 > with entries=0, filesize=174 B; new WAL > /user/hbase/WALs/ip-10-74-5-153.us-west-2.compute. > internal,16020,1499320260501/ip-10-74-5-153.us-west-2. > compute.internal%2C16020%2C1499320260501.default.1499370519235 > 2017-07-06 19:48:39,261 INFO > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.logRoller] > wal.FSHLog: Archiving > hdfs://ip-10-74-31-169.us-west-2.compute.internal:8020/ > user/hbase/WALs/ip-10-74-5-153.us-west-2.compute. > internal,16020,1499320260501/ip-10-74-5-153.us-west-2. > compute.internal%2C16020%2C1499320260501.default.1499370518086 > to > hdfs://ip-10-74-31-169.us-west-2.compute.internal:8020/ > user/hbase/oldWALs/ip-10-74-5-153.us-west-2.compute.internal%2C16020% > 2C1499320260501.default.1499370518086 > 2017-07-06 19:48:40,322 WARN > [regionserver/ip-10-74-5-153.us-west-2.compute.internal/10. > 74.5.153:16020.append-pool1-t1] > wal.FSHLog: Append sequenceId=7847, requesting roll of WAL > java.lang.NullPointerException > at org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:106) > at > org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write( > FSDataOutputStream.java:60) > at java.io.DataOutputStream.write(DataOutputStream.java:107) > at org.apache.hadoop.hbase.KeyValue.oswrite(KeyValue.java:2571) > at org.apache.hadoop.hbase.KeyValueUtil.oswrite(KeyValueUtil.java:623) > at > org.apache.hadoop.hbase.regionserver.wal.WALCellCodec$ > EnsureKvEncoder.write(WALCellCodec.java:338) > at > org.apache.hadoop.hbase.regionserver.wal.ProtobufLogWriter.append( > ProtobufLogWriter.java:122) > at > org.apache.hadoop.hbase.regionserver.wal.FSHLog$ > RingBufferEventHandler.append(FSHLog.java:1909) > at > org.apache.hadoop.hbase.regionserver.wal.FSHLog$RingBufferEventHandler. > onEvent(FSHLog.java:1773) > at > org.apache.hadoop.hbase.regionserver.wal.FSHLog$RingBufferEventHandler. > onEvent(FSHLog.java:1695) > at > com.lmax.disruptor.BatchEventProcessor.run(BatchEventProcessor.java:128) > at > java.util.concurrent.ThreadPoolExecutor.runWorker( > ThreadPoolExecutor.java:1142) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run( > ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > > On Thu, Jul 6, 2017 at 1:55 PM, Ted Yu <yuzhih...@gmail.com> wrote: > > > HBASE-16960 mentioned the following : > > > > Caused by: java.net.SocketTimeoutException: 20000 millis timeout while > > waiting for channel to be ready for read > > > > Do you see similar line in region server log ? > > > > Cheers > > > > On Thu, Jul 6, 2017 at 1:48 PM, anil gupta <anilgupt...@gmail.com> > wrote: > > > > > Hi All, > > > > > > We are running HBase/Phoenix on EMR5.2(HBase1.2.3 and Phoenix4.7) and > we > > running into following exception when we are trying to load data into one > > of our Phoenix table: > > > 2017-07-06 19:57:57,507 INFO [hconnection-0x60e5272-shared- > -pool2-t249] > > org.apache.hadoop.hbase.client.AsyncProcess: #1, table=DE.CONFIG_DATA, > > attempt=30/35 failed=38ops, last exception: org.apache.hadoop.hbase. > > regionserver.wal.DamagedWALException: org.apache.hadoop.hbase. > > regionserver.wal.DamagedWALException: Append sequenceId=8689, requesting > > roll of WAL > > > at org.apache.hadoop.hbase.regionserver.wal.FSHLog$ > > RingBufferEventHandler.append(FSHLog.java:1921) > > > at org.apache.hadoop.hbase.regionserver.wal.FSHLog$ > > RingBufferEventHandler.onEvent(FSHLog.java:1773) > > > at org.apache.hadoop.hbase.regionserver.wal.FSHLog$ > > RingBufferEventHandler.onEvent(FSHLog.java:1695) > > > at com.lmax.disruptor.BatchEventProcessor.run( > > BatchEventProcessor.java:128) > > > at java.util.concurrent.ThreadPoolExecutor.runWorker( > > ThreadPoolExecutor.java:1142) > > > at java.util.concurrent.ThreadPoolExecutor$Worker.run( > > ThreadPoolExecutor.java:617) > > > at java.lang.Thread.run(Thread.java:745) > > > > > > We are OK with wiping out this table and rebuilding the dataset. We > > tried to drop the table and recreate the table but it didnt fix it. > > > Can anyone please let us know how can we get rid of above problem? Are > > we running into https://issues.apache.org/jira/browse/HBASE-16960? > > > > > > > > > -- > > > Thanks & Regards, > > > Anil Gupta > > > > > > > > > -- > Thanks & Regards, > Anil Gupta >