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in repository https://gitbox.apache.org/repos/asf/hbase.git
commit 495f11417aeb7d20165cc63129215aa50c838036
Author: huaxiangsun <huaxiang...@apache.org>
AuthorDate: Mon Aug 1 16:42:13 2022 -0700
HBASE-27251 Rolling back from 2.5.0-SNAPSHOT to 2.4.13 fails due to 'File
does not exist: /hbase/MasterData/data/master/store/.initialized/.regioninfo'
Addendum (#4665)
Signed-off-by: Andrew Purtell <apurt...@apache.org>
---
.../java/org/apache/hadoop/hbase/master/region/MasterRegion.java | 6 ++++++
1 file changed, 6 insertions(+)
diff --git
a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/region/MasterRegion.java
b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/region/MasterRegion.java
index aa356e3cd3c..e7b53a55923 100644
---
a/hbase-server/src/main/java/org/apache/hadoop/hbase/master/region/MasterRegion.java
+++
b/hbase-server/src/main/java/org/apache/hadoop/hbase/master/region/MasterRegion.java
@@ -212,6 +212,12 @@ public final class MasterRegion {
FileSystem walFs, Path walRootDir, WALFactory walFactory,
MasterRegionWALRoller walRoller,
String serverName) throws IOException {
Path tableDir = CommonFSUtils.getTableDir(rootDir, td.getTableName());
+ FileStatus[] nonRegionDirs = fs.listStatus(tableDir, p ->
p.getName().startsWith("."));
+ if (nonRegionDirs.length > 0) {
+ LOG.warn("There are non-region directories under " + tableDir + ", such
as "
+ + nonRegionDirs[0].getPath() + ", ignored");
+ }
+
// on branch-2, the RegionInfo.isEncodedRegionName will returns true for
.initializing and
// .initialized, see HBASE-25368. Since RegionInfo is IA.Public, changing
the implementation may
// raise compatibility concerns, so here we just skip them by our own.
