diff --git a/examples/test_mc.sh b/examples/test_mc.sh
index 11da8c39de578738b59ce152ce1102d5227e3cb8..ceedc5fd57575b6ac16480efc56ac5484d9302fb 100755
--- a/examples/test_mc.sh
+++ b/examples/test_mc.sh
@@ -3,11 +3,19 @@
 # Set the default OpenMP behaviour
 export OMP_WAIT_POLICY=PASSIVE
 
+# Re-build the code on the target architecture
+cd ..
+./configure --with-gcc-arch=native
+cd src
+make clean && make -j 8
+cd ../examples
+make clean && make -j 8
+
 # Clear up the memory first
 # ./memhog `free -g | grep Mem | awk '{print int(0.9*$2)}'`
 
 # loop over number of CPUs
-for cpu in {1..32}
+for cpu in {1..16}
 do
 
     # Set some environment variables for OpenMP
@@ -15,10 +23,8 @@ do
     export OMP_THREAD_LIMIT=$cpu
     export OMP_PROC_BIND=TRUE
     
-    # ./test -r 100 -t $cpu -q $cpu -b "25000 25000 25000" -N 149646 -c data/Coordinates.txt -s "12500 12500 12500" -h data/SmoothingLength.txt > test_${cpu}.dump
-
-    ./test -r 100 -t $cpu -q $cpu -b "100 100 100" -N 3664514 -c data2/Coordinates.txt -h data2/SmoothingLength.txt > test2_${cpu}.dump
+    ./test -r 1000 -t $cpu -b "1400 1400 1400" -N 74240 -c small/Coordinates.txt.gz -s "700 700 700" -p 0 -h small/SmoothingLength.txt.gz -m 470 -z 200 > small_${cpu}.dump
 
-    # ./test -r 100 -t $cpu -q $cpu -b "140 140 140" -N 7741 -c shrink/Coordinates.txt -s "70 70 70" -h shrink/SmoothingLength.txt > shrink_${cpu}.dump
+    ./test -r 100 -t $cpu -b "100 100 100" -N 3558892 -c snap_C09/Coordinates.txt.gz -s "50 50 50" -p 0 -h snap_C09/SmoothingLength.txt.gz -m 6.138 > snap_C09_${cpu}.dump
 
 done