# # CDDL HEADER START # # The contents of this file are subject to the terms of the # Common Development and Distribution License (the "License"). # You may not use this file except in compliance with the License. # # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE # or http://www.opensolaris.org/os/licensing. # See the License for the specific language governing permissions # and limitations under the License. # # When distributing Covered Code, include this CDDL HEADER in each # file and include the License file at usr/src/OPENSOLARIS.LICENSE. # If applicable, add the following below this CDDL HEADER, with the # fields enclosed by brackets "[]" replaced with your own identifying # information: Portions Copyright [yyyy] [name of copyright owner] # # CDDL HEADER END # # # Copyright 2009 Sun Microsystems, Inc. All rights reserved. # Use is subject to license terms. # # RateLimCopyFiles.f uses the iopslimit flowop with the target attribute # set to the writewholefile flowop to limit the rate to one writewholefile # operation per event. Without the target attribute set, the limit will # be one writewholefile OR readwholefile operation per event, so in effect # it will run at half the rate. Without the target attribute, this workload # is identical to copyfiles.f. Set the event generator rate by setting # the $eventrate variable, for instance by typing: # set $eventrate=20 # at the go_filebench prompt to get twenty events per second. # # $dir - directory for datafiles # $eventrate - event generator rate (0 == free run) # $filesize - size of data file # $iosize - size of each I/O request # $nfiles - number of files in the fileset # $nthreads - number of worker threads set $dir=/tmp set $eventrate=10 set $dirwidth=20 set $filesize=16k set $iosize=1m set $nfiles=1000 set $nthreads=1 eventgen rate=$eventrate set mode quit firstdone define fileset name=bigfileset,path=$dir,size=$filesize,entries=$nfiles,dirwidth=$dirwidth,prealloc=100 define fileset name=destfiles,path=$dir,size=$filesize,entries=$nfiles,dirwidth=$dirwidth define process name=filereader,instances=1 { thread name=filereaderthread,memsize=10m,instances=$nthreads { flowop openfile name=openfile1,filesetname=bigfileset,fd=1 flowop readwholefile name=readfile1,fd=1,iosize=$iosize flowop createfile name=createfile2,filesetname=destfiles,fd=2 flowop writewholefile name=writefile2,filesetname=destfiles,fd=2,srcfd=1,iosize=$iosize flowop closefile name=closefile1,fd=1 flowop closefile name=closefile2,fd=2 flowop iopslimit name=iopslim1, target=writefile2 } } echo "RateLimCopyFiles Version 1.1 personality successfully loaded" usage "Usage: set \$dir=<dir> defaults to $dir" usage " set \$eventrate=<value> defaults to $eventrate" usage " set \$filesize=<size> defaults to $filesize" usage " set \$nfiles=<value> defaults to $nfiles" usage " set \$iosize=<size> defaults to $iosize" usage " set \$dirwidth=<value> defaults to $dirwidth" usage " set \$nthreads=<value> defaults to $nthreads" usage " " usage " run"