diff --git a/test/benchmark/lmbench-mmap-latency/config.json b/test/benchmark/lmbench-mmap-latency/config.json
index c3e062d22..92f24dc04 100644
--- a/test/benchmark/lmbench-mmap-latency/config.json
+++ b/test/benchmark/lmbench-mmap-latency/config.json
@@ -1,7 +1,7 @@
 {
     "alert_threshold": "125%",
     "alert_tool": "customSmallerIsBetter",
-    "search_pattern": "268.435456",
+    "search_pattern": "4.194304",
     "result_index": "2",
     "description": "The latency of mmap on a single processor."
 }
diff --git a/test/benchmark/lmbench-mmap-latency/run.sh b/test/benchmark/lmbench-mmap-latency/run.sh
index 35b1b7c77..2f09bdede 100644
--- a/test/benchmark/lmbench-mmap-latency/run.sh
+++ b/test/benchmark/lmbench-mmap-latency/run.sh
@@ -6,5 +6,5 @@ set -e
 
 echo "*** Running the LMbench mmap latency test ***"
 
-dd if=/dev/zero of=/ext2/test_file bs=1M count=256
-/benchmark/bin/lmbench/lat_mmap 256m /ext2/test_file
\ No newline at end of file
+dd if=/dev/zero of=/ext2/test_file bs=1M count=4
+/benchmark/bin/lmbench/lat_mmap 4m /ext2/test_file
\ No newline at end of file
diff --git a/test/benchmark/lmbench-pagefault/run.sh b/test/benchmark/lmbench-pagefault/run.sh
index 606b5768f..02422820d 100644
--- a/test/benchmark/lmbench-pagefault/run.sh
+++ b/test/benchmark/lmbench-pagefault/run.sh
@@ -6,5 +6,5 @@ set -e
 
 echo "*** Running the LMbench page fault latency test ***"
 
-dd if=/dev/zero of=/ext2/test_file bs=1M count=256
+dd if=/dev/zero of=/ext2/test_file bs=1M count=4
 /benchmark/bin/lmbench/lat_pagefault -P 1 /ext2/test_file
\ No newline at end of file