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# Copyright 2007 Sun Microsystems, Inc. All rights reserved. 25# Use is subject to license terms. 26# 27# ident "@(#)compress_003_pos.ksh 1.3 07/06/06 SMI" 28# 29. $STF_SUITE/include/libtest.kshlib 30 31################################################################################ 32# 33# __stc_assertion_start 34# 35# ID: compress_003_pos 36# 37# DESCRIPTION: 38# With 'compression' or 'compress' set, changing filesystem blocksize cannot 39# cause system panic 40# 41# STRATEGY: 42# 1. Set 'compression' or "compress" to on 43# 2. Set different blocksize with ZFS filesystem 44# 3. Use 'mkfile' create single block and multi-block files 45# 4. Verify the system continued work 46# 47# TESTABILITY: explicit 48# 49# TEST_AUTOMATION_LEVEL: automated 50# 51# CODING_STATUS: COMPLETED (2006-07-26) 52# 53# __stc_assertion_end 54# 55################################################################################ 56 57verify_runnable "both" 58 59function cleanup 60{ 61 $RM -f $TESTDIR/* 62} 63 64log_assert "Changing blocksize doesn't casue system panic with compression settings" 65log_onexit cleanup 66 67fs=$TESTPOOL/$TESTFS 68single_blk_file=$TESTDIR/singleblkfile.${TESTCASE_ID} 69multi_blk_file=$TESTDIR/multiblkfile.${TESTCASE_ID} 70typeset -i blksize=512 71typeset -i fsize=0 72typeset -i offset=0 73 74for propname in "compression" "compress" 75do 76 for value in $(get_compress_opts zfs_compress) 77 do 78 log_must $ZFS set $propname=$value $fs 79 if [[ $value == "gzip-6" ]]; then 80 value="gzip" 81 fi 82 real_val=$(get_prop $propname $fs) 83 [[ $real_val != $value ]] && \ 84 log_fail "Set property $propname=$value failed." 85 86 (( blksize = 512 )) 87 while (( blksize <= 131072 )); do 88 log_must $ZFS set recordsize=$blksize $fs 89 (( offset = $RANDOM )) 90 if (( offset > blksize )); then 91 (( offset = offset % blksize )) 92 fi 93 if (( (offset % 2) == 0 )); then 94 #keep offset as non-power-of-2 95 (( offset = offset + 1 )) 96 fi 97 (( fsize = offset )) 98 log_must $MKFILE $fsize $single_blk_file 99 (( fsize = blksize + offset )) 100 log_must $MKFILE $fsize $multi_blk_file 101 102 (( blksize = blksize * 2 )) 103 done 104 done 105done 106 107log_pass "The system works as expected while changing blocksize with compression settings" 108