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Tsz Wo Nicholas Sze commented on HDFS-9223: ------------------------------------------- Since getCapacityUsedPercent, getCapacityRemainingPercent, getPercentBlockPoolUsed, getCapacityUsedNonDFS call multiple stats methods, we should also add them to the new class and synchronize them. > ... I will check this code to confirm and maybe we can do this change > separately. Sure, please check the code and do it separately. > Code cleanup for DatanodeDescriptor and HeartbeatManager > -------------------------------------------------------- > > Key: HDFS-9223 > URL: https://issues.apache.org/jira/browse/HDFS-9223 > Project: Hadoop HDFS > Issue Type: Bug > Components: namenode > Reporter: Jing Zhao > Assignee: Jing Zhao > Priority: Minor > Attachments: HDFS-9223.000.patch, HDFS-9223.001.patch > > > Some code cleanup for {{DatanodeDescriptor}} and {{HeartbeatManager}}. The > changes include: > # Change {{DataDescriptor#isAlive}} and {{DatanodeDescriptor#needKeyUpdate}} > from public to private > # Use EnumMap for {{HeartbeatManager#storageTypeStatesMap}} > # Move the {{isInStartupSafeMode}} out of the namesystem lock in > {{heartbeatCheck}} -- This message was sent by Atlassian JIRA (v6.3.4#6332)