Reorder fio args

Author: m-bull

images/fio/scripts/fio-master

@@ -7,4 +7,8 @@ fio_jobfile=$2
 
 # Don't buffer stdout or stderr to make sure that fio writes its complete log
 # before the process exits and the container is killed
-stdbuf -o0 -e0 fio --output-format=json+ --client=${worker_hostfile} ${fio_jobfile}
+
+# Moving output-format to the end of the command cleans up json output?
+# https://github.com/axboe/fio/issues/731#issuecomment-871259173
+
+stdbuf -o0 -e0 fio --client=${worker_hostfile} ${fio_jobfile} --output-format=json+