author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 23 Dec 2009 11:43:31 +0000 | |
changeset 4 | 56f325a607ea |
parent 0 | a41df078684a |
child 6 | 0173bcd7697c |
permissions | -rw-r--r-- |
0 | 1 |
#!/usr/bin/perl -w |
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# Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
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# All rights reserved. |
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# This component and the accompanying materials are made available |
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56f325a607ea
Revision: 200951
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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diff
changeset
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# under the terms of "Eclipse Public License v1.0"" |
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# which accompanies this distribution, and is available |
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# at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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# |
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# Initial Contributors: |
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# Nokia Corporation - initial contribution. |
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# |
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# Contributors: |
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# |
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# Description: |
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# USBperformance - write file to / read file from |
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# a USB Mass Storage device, |
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# measure the time taken, |
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# and display the data rate achieved. |
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# |
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# |
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use strict; |
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use POSIX; |
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use File::Copy; |
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use Getopt::Long; |
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use Pod::Usage; |
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# Check if Time::HiRes package is installed |
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my $TimeHiRes = 1; |
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eval |
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{ |
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require Time::HiRes; |
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}; |
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if ($@) |
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{ |
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# Not installed |
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$TimeHiRes = 0; |
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} |
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pod2usage("$0: Specify at least a target drive.\n") if (@ARGV < 1); |
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my $help = 0; |
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my $drive = ""; |
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my $size = 400; |
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my $reading = 0; |
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my $logfile = ""; |
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my $local_file = "gobble.dat"; |
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# Error codes |
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my $KErrNone = 0; # No error - Test passed |
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my $KErrLogFile = -1; # Can't open log file |
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my $KErrWriteFile = -2; # Can't open file for writing |
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my $KErrReadFile = -3; # Can't open file for reading |
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my $KErrRmFile = -4; # Can't remove file |
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my $KErrRmDir = -5; # Can't remove directory |
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my $KErrCmp = -6; # File comparison failed |
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my $KErrOther = -7; # Other |
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my $returncode = $KErrNone; |
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my %opts = ('help' => \$help, |
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'drive=s' => \$drive, |
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'size=s' => \$size, |
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'read=s' => \$reading, |
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'logfile=s'=> \$logfile); |
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GetOptions(%opts) || pod2usage(2); |
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pod2usage(-exitval => 1, -verbose => 2) if $help; |
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$size = 1 if $size < 1; |
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# Check OS |
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# ME : "Windows" "4.90" |
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# 2k : "Windows NT" "5.0" |
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# XP : "Windows NT" "5.1" |
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# Mac: "Darwin" "7.4.1" |
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LogPrint("START - usbperformance.pl\n"); |
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LogPrint("drive=$drive size=$size read=$reading\n"); |
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LogPrint((uname)[0] . " v" . (uname)[2] . ":" . (uname)[3] . "\n"); |
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if (not $TimeHiRes) |
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{ |
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LogPrint("!WARNING! Package Time::HiRes is not installed\n"); |
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} |
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my $remote_file = "$drive$local_file"; |
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# If set to nonzero $¦ forces a flush right away and after every write or print |
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# on the currently selected output channel. |
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$¦ = 1; |
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if ($reading == 0) |
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{ |
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LogPrint("Writing a $size MB file to the remote directory.\n"); |
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LogPrint("Creating source file \"$local_file\"...\n"); |
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create_gobblefile(); |
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LogPrint("Writing target file \"$remote_file\"...\n"); |
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my $write_time = writefile(); |
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LogPrint("File write took $write_time ms.\n"); |
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} |
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else |
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{ |
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LogPrint("Reading file from a remote directory.\n"); |
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if (not -e $remote_file) |
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{ |
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LogPrint("Remote file \"$remote_file\" doesn't seem to exist\n"); |
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Leave($KErrReadFile); |
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} |
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if (-z $remote_file) |
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{ |
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LogPrint("Remote file \"$remote_file\" seems to be empty\n"); |
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Leave($KErrReadFile); |
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} |
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my $size_bytes = -s $remote_file; |
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$size = $size_bytes / 1024 / 1024; |
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LogPrint("Reading source file \"$remote_file\" ($size_bytes bytes = $size MB)...\n"); |
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my $read_time = readfile(); |
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LogPrint("File read took $read_time ms.\n"); |
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unlink $local_file; |
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} |
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Leave($returncode); |
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exit $KErrOther; |
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# --- subs |
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sub Leave |
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{ |
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my ($errcode) = @_; |
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LogPrint("END - usbperformance.pl - return code:$errcode\n"); |
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exit $errcode |
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} |
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sub LogPrint |
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{ |
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if ($logfile ne "") |
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{ |
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open LOGFILE, ">>$logfile" or exit $KErrLogFile; |
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print LOGFILE @_; |
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close LOGFILE; |
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} |
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print @_; |
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} |
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sub writefile |
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{ |
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my ($start, $end, $duration); |
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if ($TimeHiRes) |
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{ |
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$start = Time::HiRes::time(); |
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} |
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else |
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{ |
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$start = time(); |
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} |
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move($local_file, $remote_file) or Leave($KErrWriteFile); |
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if ($TimeHiRes) |
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{ |
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$end = Time::HiRes::time(); |
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} |
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else |
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{ |
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$end = time(); |
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} |
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# Duration in ms |
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$duration = int(1000 * ($end - $start)); |
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return ($duration); |
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} |
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sub readfile |
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{ |
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my ($start, $end, $duration); |
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if ($TimeHiRes) |
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{ |
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$start = Time::HiRes::time(); |
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} |
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else |
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{ |
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$start = time(); |
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} |
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move($remote_file, $local_file) or Leave($KErrReadFile); |
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if ($TimeHiRes) |
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{ |
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$end = Time::HiRes::time(); |
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} |
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else |
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{ |
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$end = time(); |
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} |
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# Duration in ms |
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$duration = int(1000 * ($end - $start)); |
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return ($duration); |
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} |
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sub create_gobblefile |
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{ |
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if (not open FILE, ">$local_file ") |
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{ |
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LogPrint "Can't create file: $!"; |
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Leave($KErrWriteFile); |
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} |
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my $realsize = ($size * 1024); |
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my $i = 0; |
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while ($i++ < $realsize) |
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{ |
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# Add a 1024-byte block |
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if (not print FILE '012345ABCDEFGHIJKLMNOPQRSTUVWXYZ'x32) |
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{ |
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LogPrint("Write error: $!\n"); |
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Leave($KErrWriteFile); |
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} |
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} |
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close FILE; |
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} |
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###################################################################### |
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__END__ |
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=head1 NAME |
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usbperformance.pl - Create a large file and write it to a Mass Storage device, or |
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read it back. |
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=head1 SYNOPSIS |
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Usage: usbperformance.pl [options] |
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=head1 OPTIONS |
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=over 3 |
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=item --help |
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Displays this help. |
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=item --drive=<drive> |
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The path to / drive letter of the USB Mass Storage device. |
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=item --size=<size> |
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The size of the file to be created to measure the speed connection. |
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Size is expected in MB. Default value if no option given is 400 MB. |
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=item --read=<0/1> |
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0 to write |
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1 to read |
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Default value if no option given is 0 (write). |
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Ensure the card/device has been ejected and thus flushed before you do the |
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reading test after the writing case, otherwise the content will be cached by |
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the local OS and the time measured won't be realistic. |
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'Write' will leave the transferred file on the remote disk, but 'Read' will |
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delete it (moving it to the local PC). So a practical test order is: |
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'Write' test, then disconnect/re-connect USB drive, then 'Read' test. |
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This sequence will start and finish with an empty USB disk. |
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=item --logfile=<file> |
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Append test output to specified file. |
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=back |
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=head1 DESCRIPTION |
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This is a simple utility to create a file on a mass storage unit and measure |
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the performance in MB / seconds of the USB connection. |
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=head2 Test Case Specification |
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TestCaseID: PBASE-PREQ709-0045-Performance |
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TestType: IT |
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TestCaseDesc: Test Mass Storage performance on different platforms |
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(Windows 2000/XP/ME, MacOS) (Manual test) |
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TestActions: |
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Build a ROM with usbmsapp.exe on it. Connect the board to the PC with an USB |
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cable. Execute usbmsapp.exe on the device to map the mass storage unit (MMC/SD |
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card) onto the PC. Execute this script on the PC, and make sure the card has |
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free space for the file that is going to be created. The default size is 400 |
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MB. |
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=head1 COPYRIGHT |
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Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. |
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=cut |