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# Copyright 2009 Sun Microsystems, Inc. All rights reserved. 27# Use is subject to license terms. 28# 29# ident "@(#)reservation_012_pos.ksh 1.3 09/08/06 SMI" 30# 31 32. $STF_SUITE/include/libtest.kshlib 33. $STF_SUITE/tests/reservation/reservation.kshlib 34 35############################################################################### 36# 37# __stc_assertion_start 38# 39# ID: reservation_012_pos 40# 41# DESCRIPTION: 42# 43# A reservation guarantees a certain amount of space for a dataset. 44# Nothing else which happens in the same pool should affect that 45# space, i.e. even if the rest of the pool fills up the reserved 46# space should still be accessible. 47# 48# STRATEGY: 49# 1) Create 2 filesystems 50# 2) Set a reservation on one filesystem 51# 3) Fill up the other filesystem (which does not have a reservation 52# set) until all space is consumed 53# 4) Verify can still write to the filesystem which has a reservation 54# 55# TESTABILITY: explicit 56# 57# TEST_AUTOMATION_LEVEL: automated 58# 59# CODING_STATUS: COMPLETED (2005-07-04) 60# 61# __stc_assertion_end 62# 63################################################################################ 64 65verify_runnable "both" 66 67log_assert "Verify reservations protect space" 68 69function cleanup 70{ 71 $ZFS destroy -f $TESTPOOL/$TESTFS2 72 [[ -d $TESTDIR2 ]] && \ 73 log_must $RM -rf $TESTDIR2 74} 75 76log_onexit cleanup 77 78log_must $ZFS create $TESTPOOL/$TESTFS2 79log_must $ZFS set mountpoint=$TESTDIR2 $TESTPOOL/$TESTFS2 80 81space_avail=`get_prop available $TESTPOOL` 82 83(( resv_size_set = space_avail - RESV_FREE_SPACE )) 84 85log_must $ZFS set reservation=$resv_size_set $TESTPOOL/$TESTFS 86 87(( write_count = ( RESV_FREE_SPACE + RESV_TOLERANCE ) / BLOCK_SIZE )) 88 89$FILE_WRITE -o create -f $TESTDIR2/$TESTFILE1 -b $BLOCK_SIZE -c $write_count -d 0 90ret=$? 91if [[ $ret != $ENOSPC ]]; then 92 log_fail "Did not get ENOSPC (got $ret) for non-reserved filesystem" 93fi 94 95(( write_count = ( RESV_FREE_SPACE - RESV_TOLERANCE ) / BLOCK_SIZE )) 96log_must $FILE_WRITE -o create -f $TESTDIR/$TESTFILE2 -b $BLOCK_SIZE -c $write_count -d 0 97 98log_pass "Reserved space preserved correctly" 99