[ https://issues.apache.org/jira/browse/HDFS-7035?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Lei (Eddy) Xu updated HDFS-7035: -------------------------------- Summary: Make adding volume an atomic operation. (was: Refactor DataStorage and BlockSlicePoolStorage ) > Make adding volume an atomic operation. > --------------------------------------- > > Key: HDFS-7035 > URL: https://issues.apache.org/jira/browse/HDFS-7035 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: datanode > Affects Versions: 2.5.0 > Reporter: Lei (Eddy) Xu > Assignee: Lei (Eddy) Xu > Attachments: HDFS-7035.000.combo.patch, HDFS-7035.000.patch, > HDFS-7035.001.combo.patch, HDFS-7035.001.patch, HDFS-7035.002.patch, > HDFS-7035.003.patch, HDFS-7035.003.patch, HDFS-7035.004.patch > > > {{DataStorage}} and {{BlockPoolSliceStorage}} share many similar code path. > This jira extracts the common part of these two classes to simplify the logic > for both. > This is the ground work for handling partial failures during hot swapping > volumes. -- This message was sent by Atlassian JIRA (v6.3.4#6332)