[ https://issues.apache.org/jira/browse/HDFS-7548?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Rushabh S Shah updated HDFS-7548: --------------------------------- Status: Patch Available (was: Open) > Corrupt block reporting delayed until datablock scanner thread detects it > ------------------------------------------------------------------------- > > Key: HDFS-7548 > URL: https://issues.apache.org/jira/browse/HDFS-7548 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 2.5.0 > Reporter: Rushabh S Shah > Assignee: Rushabh S Shah > Attachments: HDFS-7548.patch > > > When there is one datanode holding the block and that block happened to be > corrupt, namenode would keep on trying to replicate the block repeatedly but > it would only report the block as corrupt only when the data block scanner > thread of the datanode picks up this bad block. > Requesting improvement in namenode reporting so that corrupt replica would be > reported when there is only 1 replica and the replication of that replica > keeps on failing with the checksum error. -- This message was sent by Atlassian JIRA (v6.3.4#6332)