#!/bin/sh
# On the DragonFly guest (root):
mount -t tmpfs -o size=8g,inodes=1600000 none /mnt/tfill
chmod 777 /mnt/tfill
cp /root/fill /mnt/tfill/fill && chmod 755 /mnt/tfill/fill
# unprivileged trigger:
su -m nobody -c "/mnt/tfill/fill /mnt/tfill 1500000" > /mnt/tfill/fill.log 2>&1
# expected: "stopped at <k>: No space left on device" with
#   k = ceil(1600000*272/320) = 1360000  (85% of the inode cap)
vmstat -m | grep tmpfs_node   # MemUse == Limit (415M) at the stop point