From 7dc4f121999ab276286550d7e96a717d9dd51649 Mon Sep 17 00:00:00 2001
From: stack <stack@apache.org>
Date: Thu, 19 Nov 2015 14:46:53 -0800
Subject: [PATCH] HBASE-14819 hbase-it tests failing with OOME: permgen

---
 hbase-it/pom.xml                                          | 3 +++
 .../hadoop/hbase/IntegrationTestAcidGuarantees.java       | 8 +++-----
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/hbase-it/pom.xml b/hbase-it/pom.xml
index f62a57d1790..71f3766c8b4 100644
--- a/hbase-it/pom.xml
+++ b/hbase-it/pom.xml
@@ -91,6 +91,9 @@
             <excludes>
               <exclude>${unittest.include}</exclude>
               <exclude>**/*$*</exclude>
+              <!--Do this to prevent OOME because permgen is full seen on build.apache.org
+               -->
+              <argLine> -XX:+CMSClassUnloadingEnabled </argLine>
               <!--<exclude>${test.exclude.pattern}</exclude>-->
             </excludes>
             <redirectTestOutputToFile>${test.output.tofile}</redirectTestOutputToFile>
diff --git a/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestAcidGuarantees.java b/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestAcidGuarantees.java
index b2f74eadad3..003a51fae69 100644
--- a/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestAcidGuarantees.java
+++ b/hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestAcidGuarantees.java
@@ -94,17 +94,17 @@ public class IntegrationTestAcidGuarantees extends IntegrationTestBase {
 
   @Test
   public void testGetAtomicity() throws Exception {
-    tag.runTestAtomicity(20000, 5, 5, 0, 3);
+    tag.runTestAtomicity(20000, 4, 4, 0, 3);
   }
 
   @Test
   public void testScanAtomicity() throws Exception {
-    tag.runTestAtomicity(20000, 5, 0, 5, 3);
+    tag.runTestAtomicity(20000, 3, 0, 2, 3);
   }
 
   @Test
   public void testMixedAtomicity() throws Exception {
-    tag.runTestAtomicity(20000, 5, 2, 2, 3);
+    tag.runTestAtomicity(20000, 4, 2, 2, 3);
   }
 
 
@@ -117,5 +117,3 @@ public class IntegrationTestAcidGuarantees extends IntegrationTestBase {
     System.exit(ret);
   }
 }
-
-