1#!/bin/ksh -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 https://opensource.org/licenses/CDDL-1.0. 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# Copyright 2007 Sun Microsystems, Inc. All rights reserved. 25# Use is subject to license terms. 26# 27 28# 29# Copyright (c) 2013, 2016 by Delphix. All rights reserved. 30# 31 32. $STF_SUITE/include/libtest.shlib 33. $STF_SUITE/tests/functional/grow/grow.cfg 34 35# 36# DESCRIPTION: 37# A ZFS file system is limited by the amount of disk space 38# available to the pool. Growing the pool by adding a disk 39# increases the amount of space. 40# 41# STRATEGY: 42# 1) Fill a ZFS filesystem until ENOSPC by creating a large file 43# 2) Grow the pool by adding a disk 44# 3) Verify that more data can now be written to the file system 45# 46 47verify_runnable "global" 48 49function cleanup 50{ 51 destroy_pool $TESTPOOL 52 rm -f $DEVICE1 $DEVICE2 $DEVICE3 53} 54 55log_assert "A zpool may be increased in capacity by adding a disk" 56 57log_onexit cleanup 58 59truncate -s $SPA_MINDEVSIZE $DEVICE1 $DEVICE2 60create_pool $TESTPOOL $pooltype $DEVICE1 $DEVICE2 61 62log_must zfs create $TESTPOOL/$TESTFS 63log_must zfs set mountpoint=$TESTDIR $TESTPOOL/$TESTFS 64log_must zfs set compression=off $TESTPOOL/$TESTFS 65 66file_write -o create -f $TESTDIR/$TESTFILE1 \ 67 -b $BLOCK_SIZE -c $WRITE_COUNT -d 0 68 69typeset -i zret=$? 70readonly ENOSPC=28 71 72if [[ $zret -ne $ENOSPC ]]; then 73 log_fail "file_write completed w/o ENOSPC, aborting!!!" 74fi 75 76if [[ ! -s $TESTDIR/$TESTFILE1 ]]; then 77 log_fail "$TESTDIR/$TESTFILE1 was not created" 78fi 79 80truncate -s $SPA_MINDEVSIZE $DEVICE3 81log_must zpool add $TESTPOOL $DEVICE3 82 83log_must file_write -o append -f $TESTDIR/$TESTFILE1 \ 84 -b $BLOCK_SIZE -c $SMALL_WRITE_COUNT -d 0 85 86log_must zfs inherit compression $TESTPOOL/$TESTFS 87 88log_must destroy_pool $TESTPOOL 89rm -f $DEVICE1 $DEVICE2 $DEVICE3 90 91log_pass "TESTPOOL successfully grown" 92