57 lines
2.1 KiB
Bash
57 lines
2.1 KiB
Bash
#!/bin/sh
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#
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# $NetBSD: t_vnode_leak,v 1.5 2006/11/09 16:20:06 jmmv Exp $
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#
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# Copyright (c) 2005, 2006 The NetBSD Foundation, Inc.
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# All rights reserved.
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#
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# This code is derived from software contributed to The NetBSD Foundation
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# by Julio M. Merino Vidal, developed as part of Google's Summer of Code
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# 2005 program.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# $FreeBSD$
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#
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#
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# Verifies that vnodes are not leaked and that their reclaim operation works
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# as expected: i.e., when all free vnodes are exhausted, unused ones have to
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# be recycled, which is what the reclaim operation does.
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#
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test_run() {
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oldvnodes=$(sysctl kern.maxvnodes | awk '{ print $2; }')
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sysctl -w kern.maxvnodes=2000 >/dev/null || die
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test_name "vnodes are properly reclaimed"
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test_mount -o size=$(((4000 + 2) * 4096))
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for f in $(jot 4000); do
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mkdir ${f}
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done
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test_unmount
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sysctl -w kern.maxvnodes=${oldvnodes} >/dev/null || die
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}
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. ${SUBRDIR}/h_funcs.subr
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