138581Sobrien#!/bin/sh
238581Sobrien#
338581Sobrien# $NetBSD: t_vnode_leak,v 1.5 2006/11/09 16:20:06 jmmv Exp $
438581Sobrien#
538581Sobrien# Copyright (c) 2005, 2006 The NetBSD Foundation, Inc.
650479Speter# All rights reserved.
738581Sobrien#
838581Sobrien# This code is derived from software contributed to The NetBSD Foundation
980029Sobrien# by Julio M. Merino Vidal, developed as part of Google's Summer of Code
1038581Sobrien# 2005 program.
1180029Sobrien#
1280029Sobrien# Redistribution and use in source and binary forms, with or without
1380029Sobrien# modification, are permitted provided that the following conditions
1438581Sobrien# are met:
1580029Sobrien# 1. Redistributions of source code must retain the above copyright
1638581Sobrien#    notice, this list of conditions and the following disclaimer.
1780029Sobrien# 2. Redistributions in binary form must reproduce the above copyright
1880029Sobrien#    notice, this list of conditions and the following disclaimer in the
1938581Sobrien#    documentation and/or other materials provided with the distribution.
2038581Sobrien#
21# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
22# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
25# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31# POSSIBILITY OF SUCH DAMAGE.
32#
33# $FreeBSD$
34#
35
36#
37# Verifies that vnodes are not leaked and that their reclaim operation works
38# as expected: i.e., when all free vnodes are exhausted, unused ones have to
39# be recycled, which is what the reclaim operation does.
40#
41
42test_run() {
43	oldvnodes=$(sysctl kern.maxvnodes | awk '{ print $2; }')
44	sysctl -w kern.maxvnodes=2000 >/dev/null || die
45
46	test_name "vnodes are properly reclaimed"
47	test_mount -o size=$(((4000 + 2) * 4096))
48	for f in $(jot 4000); do
49		mkdir ${f}
50	done
51	test_unmount
52
53	sysctl -w kern.maxvnodes=${oldvnodes} >/dev/null || die
54}
55
56. ${SUBRDIR}/h_funcs.subr
57