From c176d41582c50c95e335d35ed5afc3f4270d2760 Mon Sep 17 00:00:00 2001
From: Michael Stack <stack@apache.org>
Date: Mon, 27 Feb 2012 16:51:26 +0000
Subject: [PATCH] HBASE-5481 Uncaught UnknownHostException prevents HBase from
 starting

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1294217 13f79535-47bb-0310-9956-ffa450edef68
---
 .../java/org/apache/hadoop/hbase/catalog/CatalogTracker.java  | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main/java/org/apache/hadoop/hbase/catalog/CatalogTracker.java b/src/main/java/org/apache/hadoop/hbase/catalog/CatalogTracker.java
index 4998c15998e..3ba3d016813 100644
--- a/src/main/java/org/apache/hadoop/hbase/catalog/CatalogTracker.java
+++ b/src/main/java/org/apache/hadoop/hbase/catalog/CatalogTracker.java
@@ -662,6 +662,8 @@ public class CatalogTracker {
       // Pass
     } catch (ServerNotRunningYetException e) {
       // Pass -- remote server is not up so can't be carrying root
+    } catch (UnknownHostException e) {
+      // Pass -- server name doesn't resolve so it can't be assigned anything.
     }
     return (connection == null)? false:
       verifyRegionLocation(connection,
@@ -685,6 +687,8 @@ public class CatalogTracker {
       // Pass
     } catch (ServerNotRunningYetException e) {
       // Pass -- remote server is not up so can't be carrying .META.
+    } catch (UnknownHostException e) {
+      // Pass -- server name doesn't resolve so it can't be assigned anything.
     } catch (RetriesExhaustedException e) {
       // Pass -- failed after bunch of retries.
       LOG.debug("Failed verify meta region location after retries", e);