infraio commented on a change in pull request #1912:
URL: https://github.com/apache/hbase/pull/1912#discussion_r441209202



##########
File path: 
hbase-server/src/main/java/org/apache/hadoop/hbase/master/SplitWALManager.java
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@@ -122,7 +123,9 @@ public void deleteSplitWAL(String wal) throws IOException {
 
   public void deleteWALDir(ServerName serverName) throws IOException {
     Path splitDir = getWALSplitDir(serverName);
-    fs.delete(splitDir, false);
+    if (!fs.delete(splitDir, false)) {
+      LOG.warn("Failed delete {}", splitDir);

Review comment:
       Failed to delete WAL dir {}?




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