[jira] [Updated] (HDFS-11313) Segmented Block Reports
[ https://issues.apache.org/jira/browse/HDFS-11313?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Konstantin Shvachko updated HDFS-11313: --- Target Version/s: (was: 2.7.5) > Segmented Block Reports > --- > > Key: HDFS-11313 > URL: https://issues.apache.org/jira/browse/HDFS-11313 > Project: Hadoop HDFS > Issue Type: Bug > Components: datanode, namenode >Affects Versions: 2.6.2 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi > Attachments: SegmentedBlockReports.pdf > > > Block reports from a single DataNode can be currently split into multiple > RPCs each reporting a single DataNode storage (disk). The reports are still > large since disks are getting bigger. Splitting blockReport RPCs into > multiple smaller calls would improve NameNode performance and overall HDFS > stability. > This was discussed in multiple jiras. Here the approach is to let NameNode > divide blockID space into segments and then ask DataNodes to report replicas > in a particular range of IDs. -- This message was sent by Atlassian JIRA (v6.4.14#64029) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Updated] (HDFS-11313) Segmented Block Reports
[ https://issues.apache.org/jira/browse/HDFS-11313?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Vinitha Reddy Gankidi updated HDFS-11313: - Attachment: SegmentedBlockReports.pdf > Segmented Block Reports > --- > > Key: HDFS-11313 > URL: https://issues.apache.org/jira/browse/HDFS-11313 > Project: Hadoop HDFS > Issue Type: Bug > Components: datanode, namenode >Affects Versions: 2.6.2 >Reporter: Konstantin Shvachko >Assignee: Vinitha Reddy Gankidi > Attachments: SegmentedBlockReports.pdf > > > Block reports from a single DataNode can be currently split into multiple > RPCs each reporting a single DataNode storage (disk). The reports are still > large since disks are getting bigger. Splitting blockReport RPCs into > multiple smaller calls would improve NameNode performance and overall HDFS > stability. > This was discussed in multiple jiras. Here the approach is to let NameNode > divide blockID space into segments and then ask DataNodes to report replicas > in a particular range of IDs. -- This message was sent by Atlassian JIRA (v6.3.15#6346) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org