[ https://issues.apache.org/jira/browse/HADOOP-11827?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Allen Wittenauer updated HADOOP-11827: -------------------------------------- Status: Patch Available (was: Open) > Speed-up distcp buildListing() using threadpool > ----------------------------------------------- > > Key: HADOOP-11827 > URL: https://issues.apache.org/jira/browse/HADOOP-11827 > Project: Hadoop Common > Issue Type: Improvement > Components: tools/distcp > Affects Versions: 3.0.0 > Reporter: Zoran Dimitrijevic > Assignee: Zoran Dimitrijevic > Priority: Minor > Attachments: HADOOP-11827-02.patch, HADOOP-11827.patch > > Original Estimate: 24h > Remaining Estimate: 24h > > For very large source trees on s3 distcp is taking long time to build file > listing (client code, before starting mappers). For a dataset I used (1.5M > files, 50K dirs) it was taking 65 minutes before my fix in HADOOP-11785 and > 36 minutes after the fix). -- This message was sent by Atlassian JIRA (v6.3.4#6332)