2 # *******************************************************************************
3 # * Copyright (C) 2002-2007 International Business Machines Corporation and *
4 # * others. All Rights Reserved. *
5 # *******************************************************************************
9 # Assume we are running within the icu4j root directory
10 use lib 'src/com/ibm/icu/dev/test/perf';
13 #---------------------------------------------------------------------
15 my $TESTCLASS = 'com.ibm.icu.dev.test.perf.NormalizerPerformanceTest';
17 # Methods to be tested. Each pair represents a test method and
18 # a baseline method which is used for comparison.
20 ['TestJDK_NFD_NFC_Text', 'TestICU_NFD_NFC_Text'],
21 ['TestJDK_NFC_NFC_Text', 'TestICU_NFC_NFC_Text'],
22 # ['TestJDK_NFC_NFD_Text', 'TestICU_NFC_NFD_Text'],
23 ['TestJDK_NFC_Orig_Text', 'TestICU_NFC_Orig_Text'],
24 ['TestJDK_NFD_NFC_Text', 'TestICU_NFD_NFC_Text'],
25 ['TestJDK_NFD_NFD_Text', 'TestICU_NFD_NFD_Text'],
26 ['TestJDK_NFD_Orig_Text', 'TestICU_NFD_Orig_Text'],
29 # Patterns which define the set of characters used for testing.
31 my $SOURCEDIR ="src/com/ibm/icu/dev/test/perf/data/collation/";
34 # src text src encoding mode
35 [ "TestNames_SerbianSH.txt", "UTF-8", "b"],
36 # [ "arabic.txt", "UTF-8", "b"],
37 # [ "french.txt", "UTF-8", "b"],
38 # [ "greek.txt", "UTF-8", "b"],
39 # [ "hebrew.txt", "UTF-8", "b"],
40 # [ "hindi.txt" , "UTF-8", "b"],
41 # [ "japanese.txt", "UTF-8", "b"],
42 # [ "korean.txt", "UTF-8", "b"],
43 # [ "s-chinese.txt", "UTF-8", "b"],
44 # [ "french.txt", "UTF-8", "b"],
45 # [ "greek.txt", "UTF-8", "b"],
46 # [ "hebrew.txt", "UTF-8", "b"],
47 # [ "hindi.txt" , "UTF-8", "b"],
48 # [ "japanese.txt", "UTF-8", "b"],
49 # [ "korean.txt", "UTF-8", "b"],
50 # [ "s-chinese.txt", "UTF-8", "b"],
51 # [ "arabic.html", "UTF-8", "b"],
52 # [ "czech.html", "UTF-8", "b"],
53 # [ "danish.html", "UTF-8", "b"],
54 # [ "english.html", "UTF-8", "b"],
55 # [ "esperanto.html", "UTF-8", "b"],
56 # [ "french.html", "UTF-8", "b"],
57 # [ "georgian.html", "UTF-8", "b"],
58 # [ "german.html", "UTF-8", "b"],
59 # [ "greek.html", "UTF-8", "b"],
60 # [ "hebrew.html", "UTF-8", "b"],
61 # [ "hindi.html", "UTF-8", "b"],
62 # [ "icelandic.html", "UTF-8", "b"],
63 # [ "interlingua.html", "UTF-8", "b"],
64 # [ "italian.html", "UTF-8", "b"],
65 # [ "japanese.html", "UTF-8", "b"],
66 # [ "korean.html", "UTF-8", "b"],
67 # [ "lithuanian.html", "UTF-8", "b"],
68 # [ "maltese.html", "UTF-8", "b"],
69 # [ "persian.html", "UTF-8", "b"],
70 # [ "polish.html", "UTF-8", "b"],
71 # [ "portuguese.html", "UTF-8", "b"],
72 # [ "romanian.html", "UTF-8", "b"],
73 # [ "russian.html", "UTF-8", "b"],
74 # [ "s-chinese.html", "UTF-8", "b"],
75 # [ "spanish.html", "UTF-8", "b"],
76 # [ "swedish.html", "UTF-8", "b"],
77 # [ "t-chinese.html", "UTF-8", "b"],
78 # [ "welsh.html", "UTF-8", "b"],
79 [ "TestNames_Asian.txt", "UTF-8", "l"],
80 [ "TestNames_Chinese.txt", "UTF-8", "l"],
81 [ "TestNames_Japanese.txt", "UTF-8", "l"],
82 [ "TestNames_Japanese_h.txt", "UTF-8", "l"],
83 [ "TestNames_Japanese_k.txt", "UTF-8", "l"],
84 [ "TestNames_Korean.txt", "UTF-8", "l"],
85 [ "TestNames_Latin.txt", "UTF-8", "l"],
86 [ "TestNames_SerbianSH.txt", "UTF-8", "l"],
87 [ "TestNames_SerbianSR.txt", "UTF-8", "l"],
88 [ "TestNames_Thai.txt", "UTF-8", "l"],
89 [ "Testnames_Russian.txt", "UTF-8", "l"],
92 my $CALIBRATE = 2; # duration in seconds for initial calibration
93 my $DURATION = 10; # duration in seconds for each pass
94 my $NUMPASSES = 4; # number of passes. If > 1 then the first pass
95 # is discarded as a JIT warm-up pass.
97 my $TABLEATTR = 'BORDER="1" CELLPADDING="4" CELLSPACING="0"';
99 my $PLUS_MINUS = "±";
101 if ($NUMPASSES < 3) {
102 die "Need at least 3 passes. One is discarded (JIT warmup) and need two to have 1 degree of freedom (t distribution).";
109 #---------------------------------------------------------------------
112 my $date = localtime;
113 my $title = "ICU4J Performance Test $date";
116 $html =~ s/://g; # ':' illegal
117 $html =~ s/\s*\d+$//; # delete year
118 $html =~ s/^\w+\s*//; # delete dow
119 $html = "perf $html.html";
121 open(HTML,">$html") or die "Can't write to $html: $!";
124 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
125 "http://www.w3.org/TR/html4/strict.dtd">
128 <TITLE>$title</TITLE>
132 print HTML "<H1>$title</H1>\n";
134 print HTML "<H2>$TESTCLASS</H2>\n";
138 for my $methodPair (@METHODS) {
140 my $testMethod = $methodPair->[0];
141 my $baselineMethod = $methodPair->[1];
143 print HTML "<P><TABLE $TABLEATTR><TR><TD>\n";
144 print HTML "<P><B>$testMethod vs. $baselineMethod</B></P>\n";
146 print HTML "<P><TABLE $TABLEATTR BGCOLOR=\"#CCFFFF\">\n";
147 print HTML "<TR><TD>Options</TD><TD>$testMethod</TD>";
148 print HTML "<TD>$baselineMethod</TD><TD>Ratio</TD></TR>\n";
152 for my $pat (@OPTIONS) {
153 print HTML "<TR><TD>@$pat[0], @$pat[2]</TD>\n";
155 out("<P><TABLE $TABLEATTR WIDTH=\"100%\">");
157 # measure the test method
159 print "\n$testMethod [@$pat]\n";
160 my $t = measure2($testMethod, $pat, -$DURATION);
162 print HTML "<TD>", formatSeconds(4, $t->getMean(), $t->getError);
163 print HTML "/event</TD>\n";
165 # measure baseline method
167 print "\n$baselineMethod [@$pat]\n";
168 my $b = measure2($baselineMethod, $pat, -$DURATION);
170 print HTML "<TD>", formatSeconds(4, $b->getMean(), $t->getError);
171 print HTML "/event</TD>\n";
176 my $r = $t->divide($b);
177 my $mean = $r->getMean() - 1;
178 my $color = $mean < 0 ? "RED" : "BLACK";
179 print HTML "<TD><B><FONT COLOR=\"$color\">", formatPercent(3, $mean, $r->getError);
180 print HTML "</FONT></B></TD></TR>\n";
183 print HTML "</TABLE></P>\n";
185 print HTML "<P>Raw data:</P>\n";
187 print HTML "</TABLE></P>\n";
194 close(HTML) or die "Can't close $html: $!";
197 #---------------------------------------------------------------------
198 # Append text to the global variable $OUT
200 $OUT .= join('', @_);
203 #---------------------------------------------------------------------
204 # Append text to the global variable $OUT
206 $OUT .= join('', @_) . "\n";
209 #---------------------------------------------------------------------
210 # Measure a given test method with a give test pattern using the
211 # global run parameters.
213 # @param the method to run
214 # @param the pattern defining characters to test
215 # @param if >0 then the number of iterations per pass. If <0 then
216 # (negative of) the number of seconds per pass.
218 # @return a Dataset object, scaled by iterations per pass and
219 # events per iteration, to give time per event
222 my @data = measure1(@_);
223 my $iterPerPass = shift(@data);
224 my $eventPerIter = shift(@data);
226 shift(@data) if (@data > 1); # discard first run
228 my $ds = Dataset->new(@data);
229 $ds->setScale(1.0e-3 / ($iterPerPass * $eventPerIter));
233 #---------------------------------------------------------------------
234 # Measure a given test method with a give test pattern using the
235 # global run parameters.
237 # @param the method to run
238 # @param the pattern defining characters to test
239 # @param if >0 then the number of iterations per pass. If <0 then
240 # (negative of) the number of seconds per pass.
243 # [0] iterations per pass
244 # [1] events per iteration
245 # [2..] ms reported for each pass, in order
250 my $iterCount = shift; # actually might be -seconds/pass
252 out("<P>Measuring $method for input file @$pat[0] in @$pat[2] , ");
253 if ($iterCount > 0) {
254 out("$iterCount iterations/pass, $NUMPASSES passes</P>\n");
256 out(-$iterCount, " seconds/pass, $NUMPASSES passes</P>\n");
259 # is $iterCount actually -seconds/pass?
260 if ($iterCount < 0) {
262 # calibrate: estimate ms/iteration
263 print "Calibrating...";
264 my @t = callJava($method, $pat, -$CALIBRATE, 1);
267 my @data = split(/\s+/, $t[0]->[2]);
270 my $timePerIter = 1.0e-3 * $data[0] / $data[1];
272 # determine iterations/pass
273 $iterCount = int(-$iterCount / $timePerIter + 0.5);
275 out("<P>Calibration pass ($CALIBRATE sec): ");
276 out("$data[0] ms, ");
277 out("$data[1] iterations = ");
278 out(formatSeconds(4, $timePerIter), "/iteration<BR>\n");
282 print "Measuring $iterCount iterations x $NUMPASSES passes...";
283 my @t = callJava($method, $pat, $iterCount, $NUMPASSES);
288 # $a->[0]: method name, corresponds to $method
289 # $a->[1]: 'begin' data, == $iterCount
290 # $a->[2]: 'end' data, of the form <ms> <loops> <eventsPerIter>
291 # $a->[3...]: gc messages from JVM during pass
292 @b = split(/\s+/, $a->[2]);
293 push(@ms, $b[0] * 1.0e+3);
295 my $eventsPerIter = $b[2];
297 out("Iterations per pass: $iterCount<BR>\n");
298 out("Events per iteration: $eventsPerIter<BR>\n");
301 $ms_str[0] .= " (discarded)" if (@ms_str > 1);
302 out("Raw times (ms/pass): ", join(", ", @ms_str), "<BR>\n");
304 ($iterCount, $eventsPerIter, @ms);
307 #---------------------------------------------------------------------
308 # Invoke java to run $TESTCLASS, passing it the given parameters.
310 # @param the method to run
311 # @param the number of iterations, or if negative, the duration
312 # in seconds. If more than on pass is desired, pass in
313 # a string, e.g., "100 100 100".
314 # @param the pattern defining characters to test
316 # @return an array of results. Each result is an array REF
317 # describing one pass. The array REF contains:
318 # ->[0]: The method name as reported
319 # ->[1]: The params on the '= <meth> begin ...' line
320 # ->[2]: The params on the '= <meth> end ...' line
321 # ->[3..]: GC messages from the JVM, if any
329 my $fileName = $SOURCEDIR . @$pat[0] ;
330 my $n = ($n < 0) ? "-t ".(-$n) : "-i ".$n;
332 my $cmd = "java -classpath classes $TESTCLASS $method $n -p $passes -f $fileName -e @$pat[1] -@$pat[2]";
333 print "[$cmd]\n"; # for debugging
334 open(PIPE, "$cmd|") or die "Can't run \"$cmd\"";
339 close(PIPE) or die "Java failed: \"$cmd\"";
341 @out = grep(!/^\#/, @out); # filter out comments
343 #print "[", join("\n", @out), "]\n";
351 if (/^=\s*(\w+)\s*(\w+)\s*(.*)/) {
352 my ($m, $state, $d) = ($1, $2, $3);
353 #print "$_ => [[$m $state $data]]\n";
354 if ($state eq 'begin') {
355 die "$method was begun but not finished" if ($method);
358 push(@$data, ''); # placeholder for end data
359 } elsif ($state eq 'end') {
361 die "$method end does not match: $_";
363 $data->[1] = $d; # insert end data at [1]
364 #print "#$method:", join(";",@$data), "\n";
365 unshift(@$data, $method); # add method to start
367 push(@results, $data);
371 die "Can't parse: $_";
379 # ignore extraneous GC notices
384 die "Can't parse: $_";
388 die "$method was begun but not finished" if ($method);
393 #|#---------------------------------------------------------------------
394 #|# Format a confidence interval, as given by a Dataset. Output is as
396 #|# 241.23 - 241.98 => 241.5 +/- 0.3
397 #|# 241.2 - 243.8 => 242 +/- 1
398 #|# 211.0 - 241.0 => 226 +/- 15 or? 230 +/- 20
399 #|# 220.3 - 234.3 => 227 +/- 7
400 #|# 220.3 - 300.3 => 260 +/- 40
401 #|# 220.3 - 1000 => 610 +/- 390 or? 600 +/- 400
402 #|# 0.022 - 0.024 => 0.023 +/- 0.001
403 #|# 0.022 - 0.032 => 0.027 +/- 0.005
404 #|# 0.022 - 1.000 => 0.5 +/- 0.5
405 #|# In other words, take one significant digit of the error value and
406 #|# display the mean to the same precision.
407 #|sub formatDataset {
409 #| my $lower = $ds->getMean() - $ds->getError();
410 #| my $upper = $ds->getMean() + $ds->getError();
412 #| # Find how many initial digits are the same
413 #| while ($lower < 1 ||
414 #| int($lower) == int($upper)) {
419 #| while ($lower >= 10 &&
420 #| int($lower) == int($upper)) {
427 #---------------------------------------------------------------------
428 # Format a number, optionally with a +/- delta, to n significant
431 # @param significant digit, a value >= 1
433 # @param time in seconds to be formatted
434 # @optional delta in seconds
436 # @return string of the form "23" or "23 +/- 10".
442 my $delta = shift; # may be undef
444 my $result = formatSigDig($sigdig, $a*$mult);
445 if (defined($delta)) {
446 my $d = formatSigDig($sigdig, $delta*$mult);
447 # restrict PRECISION of delta to that of main number
448 if ($result =~ /\.(\d+)/) {
449 # TODO make this work for values with all significant
450 # digits to the left of the decimal, e.g., 1234000.
452 # TODO the other thing wrong with this is that it
453 # isn't rounding the $delta properly. Have to put
454 # this logic into formatSigDig().
456 $d =~ s/\.(\d{$x})\d+/.$1/;
458 $result .= " $PLUS_MINUS " . $d;
463 #---------------------------------------------------------------------
464 # Format a time, optionally with a +/- delta, to n significant
467 # @param significant digit, a value >= 1
468 # @param time in seconds to be formatted
469 # @optional delta in seconds
471 # @return string of the form "23 ms" or "23 +/- 10 ms".
476 my $delta = shift; # may be undef
478 my @MULT = (1 , 1e3, 1e6, 1e9);
479 my @SUFF = ('s' , 'ms', 'us', 'ns');
481 # Determine our scale
483 ++$i while ($a*$MULT[$i] < 1 && $i < @MULT);
485 formatNumber($sigdig, $MULT[$i], $a, $delta) . ' ' . $SUFF[$i];
488 #---------------------------------------------------------------------
489 # Format a percentage, optionally with a +/- delta, to n significant
492 # @param significant digit, a value >= 1
493 # @param value to be formatted, as a fraction, e.g. 0.5 for 50%
494 # @optional delta, as a fraction
496 # @return string of the form "23 %" or "23 +/- 10 %".
501 my $delta = shift; # may be undef
503 formatNumber($sigdig, 100, $a, $delta) . ' %';
506 #---------------------------------------------------------------------
507 # Format a number to n significant digits without using exponential
510 # @param significant digit, a value >= 1
511 # @param number to be formatted
513 # @return string of the form "1234" "12.34" or "0.001234". If
514 # number was negative, prefixed by '-'.
520 local $_ = sprintf("%.${n}e", $a);
521 my $sign = (s/^-//) ? '-' : '';
525 if (/^(\d)\.(\d+)e([-+]\d+)$/) {
526 my ($d, $dn, $e) = ($1, $2, $3);
530 $d .= '0' while ($e > length($d));
535 if ($e == length($d)) {
536 $result = $sign . $d;
538 $result = $sign . substr($d, 0, $e) . '.' . substr($d, $e);
541 die "Can't parse $_";