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
32set $dir=/tmp
33set $bytes=1g
34set $iosize=1m
35set $iters=10
36set $nthreads=1
37set $sync=false
38
39define file name=largefile,path=$dir,size=0,prealloc
40
41define 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
51echo  "FileMicro-CreateRand Version 2.1 personality successfully loaded"
52usage "Usage: set \$dir=<dir>"
53usage "       set \$bytes=<value>    defaults to $bytes"
54usage "       set \$iosize=<size>    defaults to $iosize"
55usage "       set \$iters=<value>    defaults to $iters"
56usage "       set \$nthreads=<value> defaults to $nthreads"
57usage "       set \$sync=<bool>      defaults to $sync"
58usage " "
59usage "       run runtime (e.g. run 60)"
60