#!/bin/sh

#
# Copyright (c) 2015 EMC Corp.
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# Test OOM killing.

# https://people.freebsd.org/~pho/stress/log/kostik847.txt
# Fixed by r290915 and r290917

# Expect:
# kernel: pid 5654 (sort), uid 0, was killed: out of swap space

[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
[ `sysctl -n hw.physmem` -gt $(( 1 * 1024 * 1024 * 1024)) ] &&
    echo "RAM should be capped to 1GB for this test."
[ `sysctl -n hw.physmem` -gt $(( 8 * 1024 * 1024 * 1024)) ] && exit 0
[ `sysctl -n vm.swap_total` -gt 0 ] && { swapoff -a; off=1; }

for i in `jot 4`; do
	sort < /dev/zero &
done
wait
[ -n "$off" ] && swapon -a