#!/bin/sh

#
# Copyright (c) 2015 EMC Corp.
# All rights reserved.
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# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
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# 2. Redistributions in binary form must reproduce the above copyright
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[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1

# Simple read / write test scenario with VM pressure.

# Out of VM seen:
# 100135                   D       vmwait   0xffffffff81d1a348 [CAM taskq]
# https://people.freebsd.org/~pho/stress/log/rw.txt

. ../default.cfg

mount | grep "on $mntpoint " | grep -q /dev/md && umount -f $mntpoint
[ -c /dev/md$mdstart ] && mdconfig -d -u $mdstart

mdconfig -a -t swap -s 2g -u $mdstart || exit 1

newfs $newfs_flags md$mdstart > /dev/null

mount /dev/md$mdstart $mntpoint
chmod 777 $mntpoint

export runRUNTIME=10m
export RUNDIR=$mntpoint/stressX

export rwLOAD=100
export swapLOAD=100
export TESTPROGS="
testcases/rw/rw
testcases/swap/swap
"

su $testuser -c 'cd ..; ./testcases/run/run $TESTPROGS'

while mount | grep "on $mntpoint " | grep -q /dev/md; do
	umount $mntpoint || sleep 1
done
mdconfig -d -u $mdstart