diff --git a/src/test/java/org/apache/hadoop/hbase/io/hfile/slab/TestSingleSizeCache.java b/src/test/java/org/apache/hadoop/hbase/io/hfile/slab/TestSingleSizeCache.java
index 124ad72e378..e0217805f41 100644
--- a/src/test/java/org/apache/hadoop/hbase/io/hfile/slab/TestSingleSizeCache.java
+++ b/src/test/java/org/apache/hadoop/hbase/io/hfile/slab/TestSingleSizeCache.java
@@ -48,28 +48,28 @@ public class TestSingleSizeCache {
     cache.shutdown();
   }
 
-  @Test
+  @Ignore @Test
   public void testCacheSimple() throws Exception {
     CacheTestUtils.testCacheSimple(cache, BLOCK_SIZE, NUM_QUERIES);
   }
 
-  @Test
+  @Ignore @Test
   public void testCacheMultiThreaded() throws Exception {
     CacheTestUtils.testCacheMultiThreaded(cache, BLOCK_SIZE,
         NUM_THREADS, NUM_QUERIES, 0.80);
   }
 
-  @Test
+  @Ignore @Test
   public void testCacheMultiThreadedSingleKey() throws Exception {
     CacheTestUtils.hammerSingleKey(cache, BLOCK_SIZE, NUM_THREADS, NUM_QUERIES);
   }
 
-  @Test
+  @Ignore @Test
   public void testCacheMultiThreadedEviction() throws Exception {
     CacheTestUtils.hammerEviction(cache, BLOCK_SIZE, NUM_THREADS, NUM_QUERIES);
   }
 
-  @Test
+  @Ignore @Test
   public void testHeapSizeChanges(){
     CacheTestUtils.testHeapSizeChanges(cache, BLOCK_SIZE);
   }
diff --git a/src/test/java/org/apache/hadoop/hbase/io/hfile/slab/TestSlabCache.java b/src/test/java/org/apache/hadoop/hbase/io/hfile/slab/TestSlabCache.java
index cf02c2b3314..cfe526629f0 100644
--- a/src/test/java/org/apache/hadoop/hbase/io/hfile/slab/TestSlabCache.java
+++ b/src/test/java/org/apache/hadoop/hbase/io/hfile/slab/TestSlabCache.java
@@ -58,7 +58,7 @@ public class TestSlabCache {
     cache.shutdown();
   }
 
-  @Test
+  @Ignore @Test
   public void testElementPlacement() {
     assertEquals(cache.getHigherBlock((int) BLOCK_SIZE).getKey().intValue(),
         (int) (BLOCK_SIZE * 11 / 10));
@@ -66,28 +66,28 @@ public class TestSlabCache {
         .intValue(), (int) (BLOCK_SIZE * 21 / 10));
   }
 
-  @Test
+  @Ignore @Test
   public void testCacheSimple() throws Exception {
     CacheTestUtils.testCacheSimple(cache, BLOCK_SIZE, NUM_QUERIES);
   }
 
-  @Test
+  @Ignore @Test
   public void testCacheMultiThreaded() throws Exception {
     CacheTestUtils.testCacheMultiThreaded(cache, BLOCK_SIZE, NUM_THREADS,
         NUM_QUERIES, 0.80);
   }
 
-  @Test
+  @Ignore @Test
   public void testCacheMultiThreadedSingleKey() throws Exception {
     CacheTestUtils.hammerSingleKey(cache, BLOCK_SIZE, NUM_THREADS, NUM_QUERIES);
   }
 
-  @Test
+  @Ignore @Test
   public void testCacheMultiThreadedEviction() throws Exception {
     CacheTestUtils.hammerEviction(cache, BLOCK_SIZE, 10, NUM_QUERIES);
   }
 
-  @Test
+  @Ignore @Test
   /*Just checks if ranges overlap*/
   public void testStatsArithmetic(){
     SlabStats test = cache.requestStats;
@@ -98,7 +98,7 @@ public class TestSlabCache {
     }
   }
 
-  @Test
+  @Ignore @Test
   public void testHeapSizeChanges(){
     CacheTestUtils.testHeapSizeChanges(cache, BLOCK_SIZE);
   }