bug with nkeys and client->stats()

store/benchmark/retwisClient.cc

@@ -300,13 +300,17 @@ main(int argc, char **argv)
         gettimeofday(&t2, NULL);
         
         long latency = (t2.tv_sec - t1.tv_sec) * 1000000 + (t2.tv_usec - t1.tv_usec);
-        int retries = (client->Stats())[0];
+
+        int retries = 0;
+        if (!client->Stats().empty()) {
+            retries = client->Stats()[0];
+        }
 
         fprintf(stderr, "%d %ld.%06ld %ld.%06ld %ld %d %d %d", ++nTransactions, t1.tv_sec,
                 t1.tv_usec, t2.tv_sec, t2.tv_usec, latency, status?1:0, ttype, retries);
         fprintf(stderr, "\n");
 
-        if ( ((t2.tv_sec-t0.tv_sec)*1000000 + (t2.tv_usec-t0.tv_usec)) > duration*1000000) 
+        if (((t2.tv_sec-t0.tv_sec)*1000000 + (t2.tv_usec-t0.tv_usec)) > duration*1000000) 
             break;
     }
 

store/tools/run_test.sh

@@ -71,7 +71,7 @@ for ((i=0; i<$nshard; i++))
 do
   echo "Starting shard$i replicas.."
   $srcdir/store/tools/start_replica.sh shard$i $srcdir/store/tools/shard$i.config \
-    "$srcdir/store/$store/server -m $mode -f $srcdir/store/tools/keys -e $err -s $skew" $logdir
+    "$srcdir/store/$store/server -m $mode -f $srcdir/store/tools/keys -k $nkeys -e $err -s $skew" $logdir
 done