Index: hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/slab/SlabCache.java =================================================================== --- hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/slab/SlabCache.java (revision 1357758) +++ hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/slab/SlabCache.java (working copy) @@ -61,10 +61,8 @@ static final Log LOG = LogFactory.getLog(SlabCache.class); static final int STAT_THREAD_PERIOD_SECS = 60 * 5; - private final ScheduledExecutorService scheduleThreadPool = Executors - .newScheduledThreadPool(1, - new ThreadFactoryBuilder().setNameFormat("Slab Statistics #%d") - .build()); + private final ScheduledExecutorService scheduleThreadPool = Executors.newScheduledThreadPool(1, + new ThreadFactoryBuilder().setDaemon(true).setNameFormat("Slab Statistics #%d").build()); long size; private final CacheStats stats;