git-svn-id: https://svn.apache.org/repos/asf/hama/trunk@1557482 13f79535-47bb-0310-9956-ffa450edef68


git-svn-id: https://svn.apache.org/repos/asf/hama/trunk@1557483 13f79535-47bb-0310-9956-ffa450edef68