Update file run_benchmark.sh

scripts/run_benchmark.sh

@@ -3,7 +3,7 @@ set -e
 
 dim=2
 for nodes in {1..1}; do
-    for gpus in {1,8}; do
+    for gpus in {1}; do
         for batch_size in {64,128}; do
             for iteration in {1..1}; do