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 random writes (8KB I/Os) on a 1GB file.
  28 # A fsync is issued after 16K ($iters) worth of writes.
  29 # Stops after one ($count) fsync.
  30 
  31 set $dir=/tmp
  32 set $cached=false
  33 set $count=1
  34 set $filesize=1g
  35 set $iosize=8k
  36 set $iters=16384
  37 set $nthreads=1
  38 
  39 define file name=bigfile,path=$dir,size=$filesize,prealloc,cached=$cached
  40 
  41 define process name=filewriter,instances=1
  42 {
  43   thread name=filewriterthread,memsize=10m,instances=$nthreads
  44   {
  45     flowop write name=write-file,filename=bigfile,random,iosize=$iosize,iters=$iters
  46     flowop fsync name=sync-file
  47     flowop finishoncount name=finish,value=$count
  48   }
  49 }
  50 
  51 echo  "FileMicro-WriteRandFsync Version 2.1 personality successfully loaded"
  52 usage "Usage: set \$dir=<dir>"
  53 usage "       set \$cached=<bool>    defaults to $cached"
  54 usage "       set \$count=<value>    defaults to $count"
  55 usage "       set \$filesize=<size>  defaults to $filesize"
  56 usage "       set \$iosize=<size>    defaults to $iosize"
  57 usage "       set \$iters=<value>    defaults to $iters"
  58 usage "       set \$nthreads=<value> defaults to $nthreads"
  59 usage " "
  60 usage "       run runtime (e.g. run 60)"