Index: hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HStore.java =================================================================== --- hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HStore.java (revision 1390776) +++ hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HStore.java (working copy) @@ -140,7 +140,7 @@ * List of store files inside this store. This is an immutable list that * is atomically replaced when its contents change. */ - private ImmutableList storefiles = null; + private volatile ImmutableList storefiles = null; List filesCompacting = Lists.newArrayList();