[ https://issues.apache.org/jira/browse/ZOOKEEPER-596?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Mahadev konar updated ZOOKEEPER-596: ------------------------------------ Resolution: Fixed Hadoop Flags: [Reviewed] Status: Resolved (was: Patch Available) I just committed this. > The last logged zxid calculated by zookeeper servers could cause problems in > leader election if data gets corrupted. > -------------------------------------------------------------------------------------------------------------------- > > Key: ZOOKEEPER-596 > URL: https://issues.apache.org/jira/browse/ZOOKEEPER-596 > Project: Zookeeper > Issue Type: Bug > Affects Versions: 3.2.1 > Reporter: Mahadev konar > Assignee: Mahadev konar > Fix For: 3.3.0 > > Attachments: ZOOKEEPER-596.patch, ZOOKEEPER-596.patch, > ZOOKEEPER-596.patch, ZOOKEEPER-596.patch, ZOOKEEPER-596.patch, > ZOOKEEPER-596.patch > > > It is possible that the last loggged zxid as reported by all the servers > during leader election is not the last zxid that the server can upload data > to. It is very much possible that some transaction or snapshot gets corrupted > and the servers actually do not have valid data till last logged zxid. We > need to make sure that what the servers report as there last logged zxid, > they are able to load data till that zxid. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.