HDFS-11891. DU#refresh should print the path of the directory when an exception is caught. Contributed by Chen Liang.

arp7 · arp7 · commit bd6a2172e044 · 2017-05-26T16:02:40.000-07:00
diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/DU.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/DU.java
@@ -52,7 +52,8 @@ protected synchronized void refresh() {
     try {
       duShell.startRefresh();
     } catch (IOException ioe) {
-      LOG.warn("Could not get disk usage information", ioe);
+      LOG.warn("Could not get disk usage information for path {}",
+          getDirPath(), ioe);
     }
   }
 

Original file line number	Diff line number	Diff line change
`@@ -52,7 +52,8 @@ protected synchronized void refresh() {`
`52`	`52`	`try {`
`53`	`53`	`duShell.startRefresh();`
`54`	`54`	`} catch (IOException ioe) {`
`55`		`- LOG.warn("Could not get disk usage information", ioe);`
	`55`	`+ LOG.warn("Could not get disk usage information for path {}",`
	`56`	`+ getDirPath(), ioe);`
`56`	`57`	`}`
`57`	`58`	`}`
`58`	`59`