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      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)"
     60