diff --git a/scripts/test-fio-libaio b/scripts/test-fio-libaio
index 2113762..7710aa7 100755
--- a/scripts/test-fio-libaio
+++ b/scripts/test-fio-libaio
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-IMG_S=13107200 #50GiB
+IMG_S=6553600 #25GiB
 R_T=60
 TESTS="randwrite randread randrw"
 OBJ_LST="64K 256K 1M 4M "
@@ -16,7 +16,7 @@ FIO_PRM_CONST="-ioengine=libaio -name=test  -runtime=$R_T "
 for OBJ in $OBJ_LST ; do
 for BS in $BS_LST ; do
 	# crear imagen de 100G
-	IMG="image-$MY_HOST-$OBJ"
+	IMG="image-$MY_HOST"
 	if [[ ! -f $IMG ]] ; then
 		echo "dd if=/dev/urandom of=$IMG bs=4k count=$IMG_S status=progress"
 		dd if=/dev/urandom of=$IMG bs=4k count=$IMG_S status=progress