[ https://issues.apache.org/jira/browse/SYSTEMML-513?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Matthias Boehm updated SYSTEMML-513: ------------------------------------ Description: We did not run SystemML on MRv1 for a while which led to various incompatibilities (e.g., https://www.mail-archive.com/dev@systemml.incubator.apache.org/msg00312.html). Furthermore, there are issues with regard to hadoop2 and MRv1 deployments. This task covers all related aspects of making SystemML work on MRv1 again. 1) Generalization MRv1 configuration selection 2) Version-specific handling of multiple output logic 3) Version-specific usage of newer hdfs apis was: We did not run SystemML on MRv1 for a while which led to various incompatibilities. Furthermore, there are issues with regard to hadoop2 and MRv1 deployments. This task covers all related aspects of making SystemML work again on MRv1. 1) Generalization MRv1 configuration selection 2) Version-specific handling of multiple output logic 3) Version-specific usage of newer hdfs apis > MapReduce v1 backwards compatibility support > -------------------------------------------- > > Key: SYSTEMML-513 > URL: https://issues.apache.org/jira/browse/SYSTEMML-513 > Project: SystemML > Issue Type: Bug > Reporter: Matthias Boehm > Assignee: Matthias Boehm > > We did not run SystemML on MRv1 for a while which led to various > incompatibilities (e.g., > https://www.mail-archive.com/dev@systemml.incubator.apache.org/msg00312.html). > Furthermore, there are issues with regard to hadoop2 and MRv1 deployments. > This task covers all related aspects of making SystemML work on MRv1 again. > 1) Generalization MRv1 configuration selection > 2) Version-specific handling of multiple output logic > 3) Version-specific usage of newer hdfs apis -- This message was sent by Atlassian JIRA (v6.3.4#6332)