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 # Creates a fileset with 20,000 entries ($nfiles), but only preallocates 28 # 50% of the files. Each file's size is set via a gamma distribution with 29 # a median size of 1KB ($filesize). 30 # 31 # The single thread then creates a new file and writes the whole file with 32 # 1MB I/Os. The thread stops after 5000 files ($count/num of flowops) have 33 # been created and written to. 34 35 set $dir=/tmp 36 set $count=15000 37 set $filesize=1k 38 set $iosize=1m 39 set $meandirwidth=100000 40 set $nfiles=20000 41 set $nthreads=1 42 43 define fileset name=bigfileset,path=$dir,size=$filesize,entries=$nfiles,dirwidth=$meandirwidth,prealloc=50 44 45 define process name=filecreate,instances=1 46 { 47 thread name=filecreatethread,memsize=10m,instances=$nthreads 48 { 49 flowop createfile name=createfile1,filesetname=bigfileset,fd=1 50 flowop writewholefile name=writefile1,filesetname=bigfileset,fd=1,iosize=$iosize 51 flowop closefile name=closefile1,fd=1 52 flowop finishoncount name=finish,value=$count 53 } 54 } 55 56 echo "FileMicro-Createfiles Version 2.2 personality successfully loaded" 57 usage "Usage: set \$dir=<dir>" 58 usage " set \$count=<value> defaults to $count" 59 usage " set \$filesize=<size> defaults to $filesize" 60 usage " set \$iosize=<size> defaults to $iosize" 61 usage " set \$meandirwidth=<value> defaults to $meandirwidth" 62 usage " set \$nfiles=<value> defaults to $nfiles" 63 usage " set \$nthreads=<value> defaults to $nthreads" 64 usage " " 65 usage " run runtime (e.g. run 60)"