#!/usr/bin/bash
trap 'kill $(jobs -p)' EXIT
DIR=$1
MAX=$2
while true; do
file=$DIR/$((RANDOM % MAX))
attr=user.$((RANDOM % MAX))
value=$RANDOM$RANDOM$RANDOM$RANDOM$RANDOM$RANDOM$RANDOM$RANDOM$RANDOM
setfattr -n $attr -v $value $file 2> /dev/null
done