svn merge -c 1375687 FIXES: MAPREDUCE-4570. ProcfsBasedProcessTree#constructProcessInfo() prints a warning if procfsDir/<pid>/stat is not found. (Ahmed Radwan via bobby)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1375695 13f79535-47bb-0310-9956-ffa450edef68

hadoop-mapreduce-project/CHANGES.txt

@@ -409,6 +409,9 @@ Release 0.23.3 - UNRELEASED
     MAPREDUCE-3506. Calling getPriority on JobInfo after parsing a history log
     with JobHistoryParser throws a NullPointerException (Jason Lowe via bobby)
 
+    MAPREDUCE-4570. ProcfsBasedProcessTree#constructProcessInfo() prints a
+    warning if procfsDir/<pid>/stat is not found. (Ahmed Radwan via bobby)
+
 Release 0.23.2 - UNRELEASED
 
   INCOMPATIBLE CHANGES

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/util/ProcfsBasedProcessTree.java

@@ -512,7 +512,7 @@ public class ProcfsBasedProcessTree extends ProcessTree {
       in = new BufferedReader(fReader);
     } catch (FileNotFoundException f) {
       // The process vanished in the interim!
-      LOG.warn("The process " + pinfo.getPid()
+      LOG.info("The process " + pinfo.getPid()
           + " may have finished in the interim.");
       return ret;
     }

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/util/ProcfsBasedProcessTree.java

@@ -410,7 +410,7 @@ public class ProcfsBasedProcessTree {
       in = new BufferedReader(fReader);
     } catch (FileNotFoundException f) {
       // The process vanished in the interim!
-      LOG.warn("The process " + pinfo.getPid()
+      LOG.info("The process " + pinfo.getPid()
           + " may have finished in the interim.");
       return ret;
     }