[jira] [Updated] (HDFS-16348) Mark slownode as badnode to recover pipeline
[ https://issues.apache.org/jira/browse/HDFS-16348?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Shilun Fan updated HDFS-16348: -- Component/s: datanode Hadoop Flags: Reviewed Target Version/s: 3.4.0 Affects Version/s: 3.4.0 > Mark slownode as badnode to recover pipeline > > > Key: HDFS-16348 > URL: https://issues.apache.org/jira/browse/HDFS-16348 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode >Affects Versions: 3.4.0 >Reporter: Janus Chow >Assignee: Janus Chow >Priority: Major > Labels: pull-request-available > Fix For: 3.4.0 > > Time Spent: 4h 10m > Remaining Estimate: 0h > > In HDFS-16320, the DataNode can retrieve the SLOW status from each NameNode. > This ticket is to send this information back to Clients who are writing > blocks. If a Clients noticed the pipeline is build on a slownode, he/she can > choose to mark the slownode as a badnode to exclude the node or rebuild a > pipeline. > In order to avoid the false positives, we added a config of "threshold", only > clients continuously receives slownode reply from the same node will the node > be marked as SLOW. -- This message was sent by Atlassian Jira (v8.20.10#820010) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Updated] (HDFS-16348) Mark slownode as badnode to recover pipeline
[ https://issues.apache.org/jira/browse/HDFS-16348?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] ASF GitHub Bot updated HDFS-16348: -- Labels: pull-request-available (was: ) > Mark slownode as badnode to recover pipeline > > > Key: HDFS-16348 > URL: https://issues.apache.org/jira/browse/HDFS-16348 > Project: Hadoop HDFS > Issue Type: Improvement >Reporter: Janus Chow >Assignee: Janus Chow >Priority: Major > Labels: pull-request-available > Time Spent: 10m > Remaining Estimate: 0h > > In HDFS-16320, the DataNode can retrieve the SLOW status from each NameNode. > This ticket is to send this information back to Clients who are writing > blocks. If a Clients noticed the pipeline is build on a slownode, he/she can > choose to mark the slownode as a badnode to exclude the node or rebuild a > pipeline. > In order to avoid the false positives, we added a config of "threshold", only > clients continuously receives slownode reply from the same node will the node > be marked as SLOW. -- This message was sent by Atlassian Jira (v8.20.1#820001) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
