diff --git a/hyracks/hyracks-storage-am-bloomfilter/src/main/java/edu/uci/ics/hyracks/storage/am/bloomfilter/impls/BloomFilter.java b/hyracks/hyracks-storage-am-bloomfilter/src/main/java/edu/uci/ics/hyracks/storage/am/bloomfilter/impls/BloomFilter.java
index f220154..fe25db8 100644
--- a/hyracks/hyracks-storage-am-bloomfilter/src/main/java/edu/uci/ics/hyracks/storage/am/bloomfilter/impls/BloomFilter.java
+++ b/hyracks/hyracks-storage-am-bloomfilter/src/main/java/edu/uci/ics/hyracks/storage/am/bloomfilter/impls/BloomFilter.java
@@ -47,7 +47,8 @@
     private int numHashes;
     private long numElements;
     private long numBits;
-    private int numBitsPerPage;
+    private final int numBitsPerPage;
+    private final static byte[] ZERO_BUFFER = new byte[131072]; // 128kb
 
     private final ArrayList<ICachedPage> bloomFilterPages = new ArrayList<ICachedPage>();
     private final static long SEED = 0L;
@@ -58,7 +59,7 @@
         this.fileMapProvider = fileMapProvider;
         this.file = file;
         this.keyFields = keyFields;
-        numBitsPerPage = bufferCache.getPageSize() * Byte.SIZE;
+        this.numBitsPerPage = bufferCache.getPageSize() * Byte.SIZE;
     }
 
     public int getFileId() {
@@ -198,7 +199,6 @@
 
     public class BloomFilterBuilder implements IIndexBulkLoader {
         private final long[] hashes = new long[2];
-
         private final long numElements;
         private final int numHashes;
         private final long numBits;
@@ -223,13 +223,25 @@
             while (currentPageId <= numPages) {
                 ICachedPage page = bufferCache.pin(BufferedFileHandle.getDiskPageId(fileId, currentPageId), true);
                 page.acquireWriteLatch();
-                page.getBuffer().clear();
-                page.getBuffer().put(new byte[bufferCache.getPageSize()]);
+                initPage(page.getBuffer().array());
                 bloomFilterPages.add(page);
                 ++currentPageId;
             }
         }
 
+        private void initPage(byte[] array) {
+            int numRounds = array.length / ZERO_BUFFER.length;
+            int leftOver = array.length % ZERO_BUFFER.length;
+            int destPos = 0;
+            for (int i = 0; i < numRounds; i++) {
+                System.arraycopy(ZERO_BUFFER, 0, array, destPos, ZERO_BUFFER.length);
+                destPos = (i + 1) * ZERO_BUFFER.length;
+            }
+            if (leftOver > 0) {
+                System.arraycopy(ZERO_BUFFER, 0, array, destPos, leftOver);
+            }
+        }
+
         private void persistBloomFilterMetaData() throws HyracksDataException {
             ICachedPage metaPage = bufferCache.pin(BufferedFileHandle.getDiskPageId(fileId, METADATA_PAGE_ID), false);
             metaPage.acquireWriteLatch();