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 34# 35# DESCRIPTION: 36# 37# Ensure multiple threads performing write appends to the same ZFS 38# file succeed. 39# 40# STRATEGY: 41# 1) Verify this is a multi-processor system 42# 2) Create multiple threads with each appending to a file 43# 3) Verify that the resulting file is the expected size 44# 45 46verify_runnable "both" 47 48log_assert "Ensure multiple threads performing write appends to the same" \ 49 "ZFS file succeed" 50 51# 52# $FILE_SIZE is hardcoded into threadsappend.c and is the expected 53# size of the file after all the threads have appended to it 54# 55typeset -i FILE_SIZE=1310720 56TESTFILE='testfile-threadsappend' 57 58# 59# This test should be run on a multi-processor system because otherwise the FS 60# will not be concurrently used by the threads 61# 62if ! is_mp; then 63 log_fail "This test should be executed on a multi-processor system." 64fi 65 66# 67# zfs_threadsappend tries to append to $TESTFILE using threads 68# so that the resulting file is $FILE_SIZE bytes in size 69# 70log_must threadsappend ${TESTDIR}/${TESTFILE} 71 72# 73# Check the size of the resulting file 74# 75SIZE=`ls -l ${TESTDIR}/${TESTFILE} | awk '{print $5}'` 76if [[ $SIZE -ne $FILE_SIZE ]]; then 77 log_fail "'The length of ${TESTDIR}/${TESTFILE}' doesn't equal 1310720." 78fi 79 80log_pass "Multiple thread appends succeeded. File size as expected" 81