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|
#!/bin/sh
#
# Create a huge number of files in a directory
#
# (c) 2019 Stefan Hundhammer <Stefan.Hundhammer@gmx.de>
#
# License: GPL V2
SCRIPT_NAME=$(basename $0)
usage()
{
echo
echo "Usage: $SCRIPT_NAME <target-dir> <file-count>"
echo
exit 1
}
get_args()
{
target_dir=$1
file_count=$2
test "$#" -eq "2" || usage
test -d "$target_dir" || usage
if [ "$file_count" -lt "1" ]; then
usage
fi
}
create_files()
{
file_size=128 # bytes
large_file=$target_dir/large.$$
#
# Create one large file to split up
#
dd if=/dev/zero of=$large_file bs=$file_size count=$file_count >/dev/null 2>&1
#
# Split that large file into tiny chunks
#
saved_dir=$(pwd) # pushd can't shut up
cd $target_dir
split -b $file_size -d -a 10 $large_file tmp.
cd $saved_dir
rm $large_file
}
show_summary()
{
du -hs $target_dir
count=$(ls -U $target_dir | wc -l)
echo "$count entries"
}
#
# main
#
get_args $*
create_files
show_summary
|
