(hbase) branch master updated: HBASE-29733 Use ServerName instead of hostname in unloadRegions log message (#7487)

[lupeng]

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guluo2016 pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/hbase.git


The following commit(s) were added to refs/heads/master by this push:
     new 744023dbd08 HBASE-29733 Use ServerName instead of hostname in 
unloadRegions log message (#7487)
744023dbd08 is described below

commit 744023dbd08fd6583db410f71da5075b2f68077f
Author: JC <jc100...@gmail.com>
AuthorDate: Sun Jul 5 11:48:21 2026 -0400

    HBASE-29733 Use ServerName instead of hostname in unloadRegions log message 
(#7487)
    
    Signed-off-by: Pankaj Kumar <pankajku...@apache.org>
    Signed-off-by: Dávid Paksy <pak...@apache.org>
    Signed-off-by: Peng Lu <lup...@apache.org>
    Signed-off-by: Chandra Kambham <chan...@apache.org>
    Co-authored-by: Peng Lu <lup...@apache.org>
---
 .../java/org/apache/hadoop/hbase/util/RegionMover.java  | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git 
a/hbase-server/src/main/java/org/apache/hadoop/hbase/util/RegionMover.java 
b/hbase-server/src/main/java/org/apache/hadoop/hbase/util/RegionMover.java
index 2c0d1fbd3ee..20f87fc1af0 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/util/RegionMover.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/util/RegionMover.java
@@ -607,8 +607,8 @@ public class RegionMover extends AbstractHBaseTool 
implements Closeable {
             isolateRegionInfo = hRegionLocation.getRegion();
             isolateRegionInfoList.add(isolateRegionInfo);
             if (hRegionLocation.getServerName() == server) {
-              LOG.info("Region " + 
hRegionLocation.getRegion().getEncodedName() + " already exists"
-                + " on server : " + server.getHostname());
+              LOG.info("Region {} already exists on server: {}",
+                hRegionLocation.getRegion().getEncodedName(), server);
             } else {
               Future<Boolean> isolateRegionTask =
                 isolateRegionPool.submit(new MoveWithAck(conn, 
isolateRegionInfo,
@@ -632,14 +632,14 @@ public class RegionMover extends AbstractHBaseTool 
implements Closeable {
             break;
           }
         } else {
-          LOG.info("All regions already exists on server : " + 
server.getHostname());
+          LOG.info("All regions already exists on server: {}", server);
         }
         // Once region has been moved to target RS, put the target RS into 
decommission mode,
         // so master doesn't assign new region to the target RS while we 
unload the target RS.
         // Also pass 'offload' flag as false since we don't want master to 
offload the target RS.
         List<ServerName> listOfServer = new ArrayList<>();
         listOfServer.add(server);
-        LOG.info("Putting server : " + server.getHostname() + " in 
decommission/draining mode");
+        LOG.info("Putting server: {} in decommission/draining mode", server);
         admin.decommissionRegionServers(listOfServer, false);
       }
       List<RegionInfo> regionsToMove = admin.getRegions(server);
@@ -652,7 +652,7 @@ public class RegionMover extends AbstractHBaseTool 
implements Closeable {
         break;
       }
       LOG.info("Moving {} regions from {} to {} servers using {} threads .Ack 
Mode: {}",
-        regionsToMove.size(), this.hostname, regionServers.size(), 
this.maxthreads, ack);
+        regionsToMove.size(), server, regionServers.size(), this.maxthreads, 
ack);
 
       Optional<RegionInfo> metaRegion = 
getMetaRegionInfoIfToBeMoved(regionsToMove);
       if (metaRegion.isPresent()) {
@@ -708,10 +708,11 @@ public class RegionMover extends AbstractHBaseTool 
implements Closeable {
     try {
       return task.get(5, TimeUnit.SECONDS);
     } catch (InterruptedException e) {
-      LOG.warn("Interrupted while " + operation + " Regions on " + 
this.hostname, e);
+      LOG.warn("Interrupted while {} regions on {}:{}", operation, 
this.hostname, this.port, e);
       throw e;
     } catch (ExecutionException e) {
-      LOG.error("Error while " + operation + " regions on RegionServer " + 
this.hostname, e);
+      LOG.error("Error while {} regions on RegionServer {}:{}", operation, 
this.hostname, this.port,
+        e);
       throw e;
     }
   }
@@ -876,7 +877,7 @@ public class RegionMover extends AbstractHBaseTool 
implements Closeable {
     if (fileName != null) {
       List<String> servers = readServersFromFile(fileName);
       if (servers.isEmpty()) {
-        LOG.warn("No servers provided in the file: {}." + fileName);
+        LOG.warn("No servers provided in the file: {}.", fileName);
         return;
       }
       Iterator<ServerName> i = regionServers.iterator();