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Posted to hdfs-commits@hadoop.apache.org by ha...@apache.org on 2012/07/13 09:20:27 UTC

svn commit: r1361059 - in /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs: CHANGES.txt src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java

Author: harsh
Date: Fri Jul 13 07:20:27 2012
New Revision: 1361059

URL: http://svn.apache.org/viewvc?rev=1361059&view=rev
Log:
HDFS-3612. Single namenode image directory config warning can be improved. Contributed by Andy Isaacson. (harsh)

Modified:
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1361059&r1=1361058&r2=1361059&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Fri Jul 13 07:20:27 2012
@@ -316,6 +316,9 @@ Branch-2 ( Unreleased changes )
     HDFS-3306. fuse_dfs: don't lock release operations.
     (Colin Patrick McCabe via eli)
 
+    HDFS-3612. Single namenode image directory config warning can
+    be improved. (Andy Isaacson via harsh)
+
   OPTIMIZATIONS
 
     HDFS-2982. Startup performance suffers when there are many edit log

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java?rev=1361059&r1=1361058&r2=1361059&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java Fri Jul 13 07:20:27 2012
@@ -393,12 +393,14 @@ public class FSNamesystem implements Nam
       throws IOException {
 
     if (namespaceDirs.size() == 1) {
-      LOG.warn("Only one " + DFS_NAMENODE_NAME_DIR_KEY
-          + " directory configured , beware data loss!");
+      LOG.warn("Only one image storage directory ("
+          + DFS_NAMENODE_NAME_DIR_KEY + ") configured. Beware of dataloss"
+          + " due to lack of redundant storage directories!");
     }
     if (namespaceEditsDirs.size() == 1) {
-      LOG.warn("Only one " + DFS_NAMENODE_EDITS_DIR_KEY
-          + " directory configured , beware data loss!");
+      LOG.warn("Only one namespace edits storage directory ("
+          + DFS_NAMENODE_EDITS_DIR_KEY + ") configured. Beware of dataloss"
+          + " due to lack of redundant storage directories!");
     }
 
     FSImage fsImage = new FSImage(conf, namespaceDirs, namespaceEditsDirs);