fix: fix small problem

npu_status.sh

@@ -26,9 +26,10 @@ get_mem_usage() {
 }
 
 
-loop_cnt=0
 
-while true; do
+
+for i in {1..1500}
+do
     device_mem_usage=""
     for ((i=0; i<device_cnt; i++)); do
         mem_usage=$(get_mem_usage ${chip_id_arr_from_info[i]} ${i})
@@ -52,10 +53,4 @@ while true; do
     if [ "$print_to_screen" -eq "1" ]; then
         echo "$json"
     fi
-
-    loop_cnt+=1
-    if [ "$loop_cnt" -eq "1500" ]; then
-        exit 0
-    fi
-
 done