Index: src/main/java/org/apache/hadoop/hbase/client/HTable.java =================================================================== --- src/main/java/org/apache/hadoop/hbase/client/HTable.java (revision 1403613) +++ src/main/java/org/apache/hadoop/hbase/client/HTable.java (working copy) @@ -688,7 +688,7 @@ * {@inheritDoc} */ @Override - public synchronized void batch(final List actions, final Object[] results) + public void batch(final List actions, final Object[] results) throws InterruptedException, IOException { connection.processBatch(actions, tableName, pool, results); } @@ -697,7 +697,7 @@ * {@inheritDoc} */ @Override - public synchronized Object[] batch(final List actions) throws InterruptedException, IOException { + public Object[] batch(final List actions) throws InterruptedException, IOException { Object[] results = new Object[actions.size()]; connection.processBatch(actions, tableName, pool, results); return results;