256m.sh

#!/bin/sh

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# Copyright (c) 2015 EMC Corp.
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# Test scenario with 256MB RAM on a single CPU i386.

# "panic: ffs_checkblk: bad block -1" seen:
# https://people.freebsd.org/~pho/stress/log/256m.txt
# Fixed by r291743.

[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1

[ `uname -m` = "i386" ] || exit 0
[ `sysctl -n hw.ncpu` -eq 1 ] || { echo "Single CPU test."; exit 0; }
[ `sysctl -n hw.physmem` -gt $((256 * 1024 * 1024)) ] &&
    { echo "RAM must be clamped to 256MB for this test."; exit 0; }
[ -f /usr/src/sys/i386/conf/GENERIC ] || exit 0

cd /usr/src
make -j 2 buildkernel KERNCONF=GENERIC
rm -rf /usr/obj/usr/src/sys/GENERIC