#!/bin/bash
mkdir source_dir
pushd source_dir
dd if=/dev/zero of=source bs=600K count=1
for i in `seq 1 11500`;
do
        cp -v source file_$i;
done
rm source
for i in `seq 1 10`;
do
        dd if=/dev/zero of=file_large_$i bs=200M count=1
done
popd

echo "Created 11500 files with size 600K and 10 files with size 200M, try the following command:"
echo "rsync -avvvz --delete source_dir target_dir"