[ https://issues.apache.org/jira/browse/HDFS-1457?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hairong Kuang updated HDFS-1457: -------------------------------- Attachment: trunkThrottleImage.patch 1. Rename BlockTransferThrottler to be org.apache.hadoop.hdfs.util.DataTransferThrottler; 2. Add a configuration parameter that specifies image transfer rate; 2. Throttle image/edits transfer at the sender side. > Limit transmission rate when transfering image between primary and secondary > NNs > -------------------------------------------------------------------------------- > > Key: HDFS-1457 > URL: https://issues.apache.org/jira/browse/HDFS-1457 > Project: Hadoop HDFS > Issue Type: Improvement > Components: name-node > Affects Versions: 0.22.0 > Reporter: Hairong Kuang > Fix For: 0.22.0 > > Attachments: checkpoint-limitandcompress.patch, > trunkThrottleImage.patch > > > If the fsimage is very big. The network is full in a short time when > SeconaryNamenode do checkpoint, leading to Jobtracker access Namenode to get > relevant file data to fail in job initialization phase. So we limit > transmission speed and compress transmission to resolve the problem. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.