#!/usr/bin/bash
trap 'kill $(jobs -p)' EXIT
org_LANG=$LANG
export LANG=C
DIR=$1
MAX=$2
PROG=/bin/sleep
while /bin/true ; do
file=$((RANDOM % MAX))
cp -p $PROG $DIR/$file > /dev/null 2>&1
$DIR/$file 0.$((RANDOM % 5 + 1)) 2> /dev/null
sleep $((RANDOM % 3))
done 2>&1 | grep -E -v "Segmentation fault|Bus error"
export LANG=$org_LANG