[ https://issues.apache.org/jira/browse/HDFS-8480?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Colin Patrick McCabe updated HDFS-8480: --------------------------------------- Summary: Fix performance and timeout issues in HDFS-7929 by using hard-links to preserve old edit logs instead of copying them (was: Fix performance and timeout issues in HDFS-7929: use hard-links instead of copying edit logs) > Fix performance and timeout issues in HDFS-7929 by using hard-links to > preserve old edit logs instead of copying them > --------------------------------------------------------------------------------------------------------------------- > > Key: HDFS-8480 > URL: https://issues.apache.org/jira/browse/HDFS-8480 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 2.7.0 > Reporter: Zhe Zhang > Assignee: Zhe Zhang > Priority: Critical > Attachments: HDFS-8480.00.patch, HDFS-8480.01.patch, > HDFS-8480.02.patch, HDFS-8480.03.patch > > > HDFS-7929 copies existing edit logs to the storage directory of the upgraded > {{NameNode}}. This slows down the upgrade process. This JIRA aims to use > hard-linking instead of per-op copying to achieve the same goal. -- This message was sent by Atlassian JIRA (v6.3.4#6332)