mirror of
https://github.com/Stichting-MINIX-Research-Foundation/netbsd.git
synced 2025-09-11 08:07:30 -04:00
32 lines
724 B
Bash
Executable File
32 lines
724 B
Bash
Executable File
#!/bin/sh
|
|
|
|
#
|
|
# Create a bunch of small files at once, then delete half of them.
|
|
# The file size is less than the segment size.
|
|
# This forces live blocks in half-empty segments.
|
|
# If the filesystem is small enough, the cleaner will have to run in
|
|
# order for this to complete.
|
|
#
|
|
# Argument is directory in which to run.
|
|
#
|
|
echo -n "making small files: "
|
|
for i in 0 1 2 3 4 5 6 7 8 9 a b c d e f
|
|
do
|
|
echo -n "$i "
|
|
for j in 0 1
|
|
do
|
|
dd if=/dev/zero of=$1/f$i$j bs=65536 count=1 >/dev/null 2>&1
|
|
done
|
|
sync
|
|
rm -f $1/f*1
|
|
done
|
|
echo "done."
|
|
|
|
echo "Sleeping for 10 seconds...."
|
|
sleep 10
|
|
|
|
echo "Trying with another half meg; expect 'no space on device'"
|
|
dd if=/dev/zero of=$1/f61 bs=512 count=1024 >/dev/null || true
|
|
sync
|
|
df -h $1
|