tomscut commented on code in PR #5068:
URL: https://github.com/apache/hadoop/pull/5068#discussion_r1008774315
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hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java:
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@@ -2601,6 +2611,36 @@ private String reconfigureBlockInvalidateLimit(final
DatanodeManager datanodeMan
}
}
+ private String reconfigureDecommissionBackoffMonitorParameters(
+ final DatanodeManager datanodeManager, final String property, final
String newVal)
+ throws ReconfigurationException {
+ String newSetting;
+ try {
+ if
(property.equals(DFS_NAMENODE_DECOMMISSION_BACKOFF_MONITOR_PENDING_LIMIT)) {
+ int pendingRepLimit = (newVal == null ?
+ DFS_NAMENODE_DECOMMISSION_BACKOFF_MONITOR_PENDING_LIMIT_DEFAULT :
+ Integer.parseInt(newVal));
+
datanodeManager.getDatanodeAdminManager().refreshPendingRepLimit(pendingRepLimit,
+ DFS_NAMENODE_DECOMMISSION_BACKOFF_MONITOR_PENDING_LIMIT);
+ newSetting =
String.valueOf(datanodeManager.getDatanodeAdminManager().getPendingRepLimit());
+ } else if
(property.equals(DFS_NAMENODE_DECOMMISSION_BACKOFF_MONITOR_PENDING_BLOCKS_PER_LOCK))
{
Review Comment:
Please fix the checkstyles warn here.
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