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# 24# ident "@(#)zvol_swap_002_pos.ksh 1.4 09/05/19 SMI" 25# 26# Copyright 2009 Sun Microsystems, Inc. All rights reserved. 27# Use is subject to license terms. 28# 29 30. $STF_SUITE/include/libtest.kshlib 31. $STF_SUITE/tests/zvol/zvol_common.kshlib 32 33############################################################################### 34# 35# __stc_assertion_start 36# 37# ID: zvol_swap_002_pos 38# 39# DESCRIPTION: 40# Using a zvol as swap space, fill with files until ENOSPC returned. 41# 42# STRATEGY: 43# 1. Create a pool 44# 2. Create a zvol volume 45# 3. Add zvol to swap space 46# 4. Fill swap space until ENOSPC is returned 47# 48# TESTABILITY: explicit 49# 50# TEST_AUTOMATION_LEVEL: automated 51# 52# CODING_STATUS: COMPLETED (2005-07-04) 53# 54# __stc_assertion_end 55# 56################################################################################ 57 58log_unsupported "Fill swap will cause system hang, hide this case temporarily." 59 60verify_runnable "global" 61 62function cleanup 63{ 64 $RM -rf $TMPDIR/$TESTDIR 65 66 if is_swap_inuse $voldev ; then 67 log_must $SWAP -d $voldev 68 fi 69} 70 71log_assert "Using a zvol as swap space, fill with files until ENOSPC returned." 72 73if ! is_dumpswap_supported $TESTPOOL ; then 74 log_unsupported "ZVOLs as swap devices are not currently supported." 75fi 76 77log_onexit cleanup 78 79voldev=/dev/zvol/$TESTPOOL/$TESTVOL 80 81$SWAP -l | $GREP zvol 82if (( $? != 0 )) ; then 83 log_note "Add zvol volume as swap space" 84 log_must $SWAP -a $voldev 85fi 86 87typeset -i filenum=0 88typeset -i retval=0 89typeset testdir=$TMPDIR/$TESTDIR 90 91log_note "Attempt to fill $TMPDIR until ENOSPC is hit" 92fill_fs $testdir -1 100 $BLOCKSZ $NUM_WRITES 93retval=$? 94 95(( $retval != $ENOSPC )) && \ 96 log_fail "ENOSPC was not returned, $retval was returned instead" 97 98log_pass "ENOSPC was returned as expected" 99