1 # 2 # CDDL HEADER START 3 # 4 # The contents of this file are subject to the terms of the 5 # Common Development and Distribution License (the "License"). 6 # You may not use this file except in compliance with the License. 7 # 8 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 # or http://www.opensolaris.org/os/licensing. 10 # See the License for the specific language governing permissions 11 # and limitations under the License. 12 # 13 # When distributing Covered Code, include this CDDL HEADER in each 14 # file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 # If applicable, add the following below this CDDL HEADER, with the 16 # fields enclosed by brackets "[]" replaced with your own identifying 17 # information: Portions Copyright [yyyy] [name of copyright owner] 18 # 19 # CDDL HEADER END 20 # 21 # 22 # Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23 # Use is subject to license terms. 24 # 25 # ident "%Z%%M% %I% %E% SMI" 26 27 # Single threaded asynchronous ($sync) random appends (random I/Os 28 # in the range of [1B - 1MB]) to a 1GB file. 29 # Does a fsync after 10 ($iters) appends. 30 # Stops after 1GB ($bytes) has been appended/written. 31 32 set $dir=/tmp 33 set $bytes=1g 34 set $iosize=1m 35 set $iters=10 36 set $nthreads=1 37 set $sync=false 38 39 define file name=largefile,path=$dir,size=0,prealloc 40 41 define process name=filecreater,instances=1 42 { 43 thread name=filecreaterthread,memsize=10m,instances=$nthreads 44 { 45 flowop appendfilerand name=append-file,filename=largefile,dsync=$sync,iosize=$iosize,iters=$iters 46 flowop fsync name=sync 47 flowop finishonbytes name=finish,value=$bytes 48 } 49 } 50 51 echo "FileMicro-CreateRand Version 2.1 personality successfully loaded" 52 usage "Usage: set \$dir=<dir>" 53 usage " set \$bytes=<value> defaults to $bytes" 54 usage " set \$iosize=<size> defaults to $iosize" 55 usage " set \$iters=<value> defaults to $iters" 56 usage " set \$nthreads=<value> defaults to $nthreads" 57 usage " set \$sync=<bool> defaults to $sync" 58 usage " " 59 usage " run runtime (e.g. run 60)"