Index: user/pho/stress2/misc/schedfuzz.sh
===================================================================
--- user/pho/stress2/misc/schedfuzz.sh	(nonexistent)
+++ user/pho/stress2/misc/schedfuzz.sh	(revision 332912)
@@ -0,0 +1,81 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2016 EMC Corp.
+# All rights reserved.
+#
+# 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
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+# $FreeBSD$
+#
+
+# Sched fuzz test scenario.
+
+# "panic: sleeping thread" seen:
+# https://people.freebsd.org/~pho/stress/log/schedfuzz.txt
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+sysctl kern.sched_fuzz.prof_on > /dev/null 2>&1 || exit 0
+
+: ${pct1:=0.01}
+: ${pct2:=0.1}
+export pct1 pct2
+
+seton() {
+	sysctl kern.sched_fuzz.sched_fuzz_scheduler="${pct1}%return(1)"
+	sysctl kern.sched_fuzz.sched_fuzz_sx_slock_delay="${pct1}%schedfuzz(82)"
+	sysctl kern.sched_fuzz.sched_fuzz_sx_xlock_delay="${pct1}%schedfuzz(82)"
+	sysctl kern.sched_fuzz.sched_fuzz_sx_slock_sleep="${pct1}%schedfuzz(82)"
+	sysctl kern.sched_fuzz.sched_fuzz_sx_xlock_sleep="${pct1}%schedfuzz(82)"
+	sysctl kern.sched_fuzz.sched_fuzz_mtx_spin_lock="${pct1}%schedfuzz(44)"
+	sysctl kern.sched_fuzz.sched_fuzz_mtx_spin_unlock="${pct1}%schedfuzz(44)"
+	sysctl kern.sched_fuzz.sched_fuzz_malloc="${pct1}%schedfuzz(62)"
+	sysctl kern.sched_fuzz.sched_fuzz_cv_wait="${pct2}%schedfuzz(100)"
+	sysctl kern.sched_fuzz.sched_fuzz_cv_timed_wait="${pct2}%schedfuzz(100)"
+	sysctl kern.sched_fuzz.sched_fuzz_cv_timed_wait_sig="${pct2}%schedfuzz(100)"
+	sysctl kern.sched_fuzz.sched_fuzz_mtx_lock="${pct1}%schedfuzz(22)"
+	sysctl kern.sched_fuzz.sched_fuzz_mtx_unlock="${pct1}%schedfuzz(22)"
+	sysctl kern.sched_fuzz.sched_fuzz_sleepq="${pct1}%schedfuzz(150)"
+
+	sysctl kern.sched_fuzz.prof_on=1
+}
+
+setoff() {
+	sysctl kern.sched_fuzz.prof_on=0
+}
+
+if [ $# -eq 1 ]; then
+	case "$1" in
+	on)	seton
+		;;
+	off)	setoff
+		;;
+	*)	echo "Usage: $0 [on|off]"
+		exit 1
+		;;
+	esac
+else
+	seton
+	./procfs.sh
+	setoff
+fi

Property changes on: user/pho/stress2/misc/schedfuzz.sh
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Added: svn:executable
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+*
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