glfs_arbiter_2.sh

#!/usr/bin/env bash

folders_l1=10
folders_l2=10
files_l3=10000

((total=folders_l1 * folders_l2 * files_l3))
mount="/mnt/net/glusterfs/test"

index=0
index_l1=0
while [[ ${index_l1} -lt ${folders_l1} ]]; do
	index_l2=0
	while [[ ${index_l2} -lt ${folders_l2} ]]; do
		target="${mount}/${index_l1}/${index_l2}"
		mkdir -p "${target}"
		index_l3=0
		while [[ ${index_l3} -lt ${files_l3} ]]; do
			echo -ne "${index}/${total} (${index_l1}/${folders_l1}, ${index_l2}/${folders_l2}, ${index_l3}/${files_l3})\r"
			size=${RANDOM}
			((size++))
			dd if=/dev/zero of=${target}/${index_l3} bs=${size} count=1 status=none
			((index++))
			((index_l3++))
		done
		((index_l2++))
	done
	((index_l1++))
done

echo -ne "\n"