1#! /usr/local/bin/ksh93 -p 2# 3# CDDL HEADER START 4# 5# The contents of this file are subject to the terms of the 6# Common Development and Distribution License (the "License"). 7# You may not use this file except in compliance with the License. 8# 9# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10# or http://www.opensolaris.org/os/licensing. 11# See the License for the specific language governing permissions 12# and limitations under the License. 13# 14# When distributing Covered Code, include this CDDL HEADER in each 15# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16# If applicable, add the following below this CDDL HEADER, with the 17# fields enclosed by brackets "[]" replaced with your own identifying 18# information: Portions Copyright [yyyy] [name of copyright owner] 19# 20# CDDL HEADER END 21# 22 23# $FreeBSD$ 24 25# 26# ident "@(#)zvol_swap_002_pos.ksh 1.4 09/05/19 SMI" 27# 28# Copyright 2009 Sun Microsystems, Inc. All rights reserved. 29# Use is subject to license terms. 30# 31 32. $STF_SUITE/include/libtest.kshlib 33. $STF_SUITE/tests/zvol/zvol_common.kshlib 34 35############################################################################### 36# 37# __stc_assertion_start 38# 39# ID: zvol_swap_002_pos 40# 41# DESCRIPTION: 42# Using a zvol as swap space, fill with files until ENOSPC returned. 43# 44# STRATEGY: 45# 1. Create a pool 46# 2. Create a zvol volume 47# 3. Add zvol to swap space 48# 4. Fill swap space until ENOSPC is returned 49# 50# TESTABILITY: explicit 51# 52# TEST_AUTOMATION_LEVEL: automated 53# 54# CODING_STATUS: COMPLETED (2005-07-04) 55# 56# __stc_assertion_end 57# 58################################################################################ 59 60log_unsupported "Fill swap will cause system hang, hide this case temporarily." 61 62verify_runnable "global" 63 64function cleanup 65{ 66 $RM -rf $TMPDIR/$TESTDIR 67 68 if is_swap_inuse $voldev ; then 69 log_must $SWAP -d $voldev 70 fi 71} 72 73log_assert "Using a zvol as swap space, fill with files until ENOSPC returned." 74 75if ! is_dumpswap_supported $TESTPOOL ; then 76 log_unsupported "ZVOLs as swap devices are not currently supported." 77fi 78 79log_onexit cleanup 80 81voldev=/dev/zvol/$TESTPOOL/$TESTVOL 82 83$SWAP -l | $GREP zvol 84if (( $? != 0 )) ; then 85 log_note "Add zvol volume as swap space" 86 log_must $SWAP -a $voldev 87fi 88 89typeset -i filenum=0 90typeset -i retval=0 91typeset testdir=$TMPDIR/$TESTDIR 92 93log_note "Attempt to fill $TMPDIR until ENOSPC is hit" 94fill_fs $testdir -1 100 $BLOCKSZ $NUM_WRITES 95retval=$? 96 97(( $retval != $ENOSPC )) && \ 98 log_fail "ENOSPC was not returned, $retval was returned instead" 99 100log_pass "ENOSPC was returned as expected" 101