darshan-job-summary.pl.in 44.9 KB
Newer Older
1
#!/usr/bin/perl -w
2 3 4 5 6
#
#  (C) 2009 by Argonne National Laboratory.
#      See COPYRIGHT in top-level directory.
#

7
# Set via configure
8
my $PREFIX="@prefix@";
9

10
use lib "@prefix@/lib";
11 12
use TeX::Encode;
use Encode;
13
use File::Temp qw/ tempdir /;
14
use File::Basename;
15
use Cwd;
16 17
use Getopt::Long;
use English;
18
use Number::Bytes::Human qw(format_bytes);
19
use POSIX qw(strftime);
20

21 22 23 24 25 26 27 28
#
# system commands used
#
my $darshan_parser = "$PREFIX/bin/darshan-parser";
my $pdflatex       = "pdflatex";
my $epstopdf       = "epstopdf";
my $cp             = "cp";
my $mv             = "mv";
29 30 31 32 33 34 35 36 37 38
my $gnuplot;
# Prefer gnuplot installed with darshan, if present.
if(-x "$PREFIX/bin/gnuplot")
{
    $gnuplot       = "$PREFIX/bin/gnuplot";
}
else
{
    $gnuplot       = "gnuplot";
}
39

40
my $orig_dir = getcwd;
41
my $output_file = "summary.pdf";
42
my $verbose_flag = 0;
43
my $input_file = "";
44 45
my %access_hash = ();
my @access_size = ();
46
my %hash_files = ();
47
my $size_est_flag = 0;
48

49
# data structures for calculating performance
50 51
my %hash_unique_file_time = ();
my $shared_file_time = 0;
52
my $total_job_bytes = 0;
53

54 55
process_args();

56 57
check_prereqs();

58 59 60 61 62 63
my $tmp_dir = tempdir( CLEANUP => !$verbose_flag );
if ($verbose_flag)
{
    print "verbose: $tmp_dir\n";
}

64 65 66

open(TRACE, "$darshan_parser $input_file |") || die("Can't execute \"$darshan_parser $input_file\": $!\n");

67 68
open(FA_READ, ">$tmp_dir/file-access-read.dat") || die("error opening output file: $!\n");
open(FA_WRITE, ">$tmp_dir/file-access-write.dat") || die("error opening output file: $!\n");
69 70
open(FA_READ_SH, ">$tmp_dir/file-access-read-sh.dat") || die("error opening output file: $!\n");
open(FA_WRITE_SH, ">$tmp_dir/file-access-write-sh.dat") || die("error opening output file: $!\n");
71 72 73

my $last_read_start = 0;
my $last_write_start = 0;
74

75 76 77 78 79 80 81 82 83 84 85 86
my $cumul_read_indep = 0;
my $cumul_read_bytes_indep = 0;

my $cumul_write_indep = 0;
my $cumul_write_bytes_indep = 0;

my $cumul_read_shared = 0;
my $cumul_read_bytes_shared = 0;

my $cumul_write_shared = 0;
my $cumul_write_bytes_shared = 0;

87 88 89
my $cumul_meta_shared = 0;
my $cumul_meta_indep = 0;

90 91 92 93 94
my $first_data_line = 1;
my $current_rank = 0;
my $current_hash = 0;
my %file_record_hash = ();

95 96
my %fs_data = ();

97
while ($line = <TRACE>) {
98
    chomp($line);
99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122
    
    if ($line =~ /^\s*$/) {
        # ignore blank lines
    }
    elsif ($line =~ /^#/) {
	if ($line =~ /^# exe: /) {
	    ($junk, $cmdline) = split(':', $line, 2);
            # add escape characters if needed for special characters in
            # command line
            $cmdline = encode('latex', $cmdline);
	}
	if ($line =~ /^# nprocs: /) {
	    ($junk, $nprocs) = split(':', $line, 2);
	    $procreads[$nprocs] = 0;
	}
	if ($line =~ /^# run time: /) {
	    ($junk, $runtime) = split(':', $line, 2);
	}
	if ($line =~ /^# start_time: /) {
	    ($junk, $starttime) = split(':', $line, 2);
	}
	if ($line =~ /^# uid: /) {
	    ($junk, $uid) = split(':', $line, 2);
	}
123 124 125
        if ($line =~ /^# jobid: /) {
	    ($junk, $jobid) = split(':', $line, 2);
        }
126 127 128 129 130
        if ($line =~ /^# darshan log version: /) {
            ($junk, $version) = split(':', $line, 2);
            $version =~ s/^\s+//;
            ($major, $minor) = split(/\./, $version, 2);
        }
131 132
    }
    else {
133
        # parse line
134
	@fields = split(/[\t ]+/, $line);
135

136 137 138
        # encode the file system name to protect against special characters
        $fields[5] = encode('latex', $fields[5]);
        
139 140 141 142 143 144 145 146 147
        # is this our first piece of data?
        if($first_data_line)
        {
            $current_rank = $fields[0];
            $current_hash = $fields[1];
            $first_data_line = 0;
        }

        # is this a new file record?
148
        if($fields[0] != $current_rank || $fields[1] != $current_hash)
149 150
        {
            # process previous record
151
            process_file_record($current_rank, $current_hash, \%file_record_hash);
152 153 154 155 156

            # reset variables for next record 
            $current_rank = $fields[0];
            $current_hash = $fields[1];
            %file_record_hash = ();
157
            $file_record_hash{CP_NAME_SUFFIX} = $fields[4];
158 159 160 161
        }

        $file_record_hash{$fields[2]} = $fields[3];

162 163 164
	$summary{$fields[2]} += $fields[3];

	# record per-process POSIX read count
165
	if ($fields[2] eq "CP_POSIX_READS" || $fields[2] eq "CP_POSIX_FREADS") {
166 167 168 169 170 171 172 173 174
	    if ($fields[0] == -1) {
		$procreads[$nprocs] += $fields[3];
	    }
	    else {
		$procreads[$fields[0]] += $fields[3];
	    }
	}

	# record per-proces POSIX write count
175
	if ($fields[2] eq "CP_POSIX_WRITES" || $fields[2] eq "CP_POSIX_FWRITES") {
176 177 178 179 180 181 182 183
	    if ($fields[0] == -1) {
		$procwrites[$nprocs] += $fields[3];
	    }
	    else {
		$procwrites[$fields[0]] += $fields[3];
	    }
	}

184
        # seperate accumulators for independent and shared reads and writes
Philip Carns's avatar
Philip Carns committed
185
        if ($fields[2] eq "CP_F_POSIX_READ_TIME" && $fields[0] == -1){
186 187
            $cumul_read_shared += $fields[3];
        }
Philip Carns's avatar
Philip Carns committed
188
        if ($fields[2] eq "CP_F_POSIX_READ_TIME" && $fields[0] != -1){
189 190
            $cumul_read_indep += $fields[3];
        }
Philip Carns's avatar
Philip Carns committed
191
        if ($fields[2] eq "CP_F_POSIX_WRITE_TIME" && $fields[0] == -1){
192 193
            $cumul_write_shared += $fields[3];
        }
Philip Carns's avatar
Philip Carns committed
194
        if ($fields[2] eq "CP_F_POSIX_WRITE_TIME" && $fields[0] != -1){
195 196 197
            $cumul_write_indep += $fields[3];
        }

198 199 200 201 202 203 204
        if ($fields[2] eq "CP_F_POSIX_META_TIME" && $fields[0] == -1){
            $cumul_meta_shared += $fields[3];
        }
        if ($fields[2] eq "CP_F_POSIX_META_TIME" && $fields[0] != -1){
            $cumul_meta_indep += $fields[3];
        }

205 206
        if ((($fields[2] eq "CP_BYTES_READ") or
             ($fields[2] eq "CP_BYTES_WRITTEN")) and
207 208 209 210
            not defined($fs_data{$fields[5]}))
        {
            $fs_data{$fields[5]} = [0,0];
        }
211

Philip Carns's avatar
Philip Carns committed
212
        if ($fields[2] eq "CP_BYTES_READ" && $fields[0] == -1){
213
            $cumul_read_bytes_shared += $fields[3];
214
            $fs_data{$fields[5]}->[0] += $fields[3];
215
        }
Philip Carns's avatar
Philip Carns committed
216
        if ($fields[2] eq "CP_BYTES_READ" && $fields[0] != -1){
217
            $cumul_read_bytes_indep += $fields[3];
218
            $fs_data{$fields[5]}->[0] += $fields[3];
219
        }
Philip Carns's avatar
Philip Carns committed
220
        if ($fields[2] eq "CP_BYTES_WRITTEN" && $fields[0] == -1){
221
            $cumul_write_bytes_shared += $fields[3];
222
            $fs_data{$fields[5]}->[1] += $fields[3];
223
        }
Philip Carns's avatar
Philip Carns committed
224
        if ($fields[2] eq "CP_BYTES_WRITTEN" && $fields[0] != -1){
225
            $cumul_write_bytes_indep += $fields[3];
226
            $fs_data{$fields[5]}->[1] += $fields[3];
227 228
        }

229 230 231 232 233 234 235 236 237 238 239 240 241 242
        # record start and end of reads and writes

        if ($fields[2] eq "CP_F_READ_START_TIMESTAMP") {
            # store until we find the end
            # adjust for systems that give absolute time stamps
            $last_read_start = $fields[3];
        }
        if ($fields[2] eq "CP_F_READ_END_TIMESTAMP" && $fields[3] != 0) {
            # assume we got the read start already 
            my $xdelta = $fields[3] - $last_read_start;
            # adjust for systems that have absolute time stamps 
            if($last_read_start > $starttime) {
                $last_read_start -= $starttime;
            }
243 244 245 246 247 248
            if($fields[0] == -1){
                print FA_READ_SH "$last_read_start\t0\t$xdelta\t0\n";
            }
            else{
                print FA_READ "$last_read_start\t$fields[0]\t$xdelta\t0\n";
            }
249 250 251 252 253 254 255 256 257 258 259 260
        }
        if ($fields[2] eq "CP_F_WRITE_START_TIMESTAMP") {
            # store until we find the end
            $last_write_start = $fields[3];
        }
        if ($fields[2] eq "CP_F_WRITE_END_TIMESTAMP" && $fields[3] != 0) {
            # assume we got the write start already 
            my $xdelta = $fields[3] - $last_write_start;
            # adjust for systems that have absolute time stamps 
            if($last_write_start > $starttime) {
                $last_write_start -= $starttime;
            }
261 262 263 264 265 266
            if($fields[0] == -1){
                print FA_WRITE_SH "$last_write_start\t0\t$xdelta\t0\n";
            }
            else{
                print FA_WRITE "$last_write_start\t$fields[0]\t$xdelta\t0\n";
            }
267 268
        }

269 270
        if ($fields[2] =~ /^CP_ACCESS(.)_ACCESS/) {
            $access_size[$1] = $fields[3];
271
        }
272 273 274 275
        if ($fields[2] =~ /^CP_ACCESS(.)_COUNT/) {
            my $tmp_access_size = $access_size[$1];
            if(defined $access_hash{$tmp_access_size}){
                $access_hash{$tmp_access_size} += $fields[3];
276
            }
277 278
            else{
                $access_hash{$tmp_access_size} = $fields[3];
279 280 281 282 283
            }
        }
    }
}

284 285
close(TRACE) || die "darshan-parser failure: $! $?";

286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302
#
# Exit out if there are no actual file accesses
#
if ($first_data_line)
{
    $strtm = strftime("%a %b %e %H:%M:%S %Y", localtime($starttime));

    print "This darshan log has no file records. No summary was produced.\n";
    print "    jobid:$jobid\n";
    print "      uid:$uid\n";
    print "starttime: $strtm ($starttime )\n";
    print "  runtime:$runtime (seconds)\n";
    print "   nprocs:$nprocs\n";
    print "  version: $version\n";
    exit(1);
}

303
# process last file record
304
$file_record_hash{CP_NAME_SUFFIX} = $fields[4];
305
process_file_record($current_rank, $current_hash, \%file_record_hash);
306

307 308 309 310
# Fudge one point at the end to make xrange match in read and write plots.
# For some reason I can't get the xrange command to work.  -Phil
print FA_READ "$runtime\t-1\t0\t0\n";
print FA_WRITE "$runtime\t-1\t0\t0\n";
311 312
print FA_READ_SH "$runtime\t0\t0\t0\n";
print FA_WRITE_SH "$runtime\t0\t0\t0\n";
313 314
close(FA_READ);
close(FA_WRITE);
315 316
close(FA_READ_SH);
close(FA_WRITE_SH);
317

318
# counts of operations
319
open(COUNTS, ">$tmp_dir/counts.dat") || die("error opening output file: $!\n");
320 321
print COUNTS "# P=POSIX, MI=MPI-IO indep., MC=MPI-IO coll., R=read, W=write\n";
print COUNTS "# PR, MIR, MCR, PW, MIW, MCW, Popen, Pseek, Pstat\n";
322
my $total_posix_opens = $summary{CP_POSIX_OPENS} + $summary{CP_POSIX_FOPENS};
323
my $total_syncs = $summary{CP_POSIX_FSYNCS} + $summary{CP_POSIX_FDSYNCS};
324
print COUNTS "Read, ", $summary{CP_POSIX_READS} + $summary{CP_POSIX_FREADS}, ", ",
325
    $summary{CP_INDEP_READS}, ", ", $summary{CP_COLL_READS}, "\n",
326
    "Write, ", $summary{CP_POSIX_WRITES} + $summary{CP_POSIX_FWRITES}, ", ", 
327
    $summary{CP_INDEP_WRITES}, ", ", $summary{CP_COLL_WRITES}, "\n",
328
    "Open, ", $total_posix_opens, ", ", $summary{CP_INDEP_OPENS},", ",
329 330 331
    $summary{CP_COLL_OPENS}, "\n",
    "Stat, ", $summary{CP_POSIX_STATS}, ", 0, 0\n",
    "Seek, ", $summary{CP_POSIX_SEEKS}, ", 0, 0\n",
332 333
    "Mmap, ", $summary{CP_POSIX_MMAPS}, ", 0, 0\n",
    "Fsync, ", $total_syncs, ", 0, 0\n";
334 335 336
close COUNTS;

# histograms of reads and writes
337
open (HIST, ">$tmp_dir/hist.dat") || die("error opening output file: $!\n");
338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361
print HIST "# size_range read write\n";
print HIST "0-100, ", $summary{CP_SIZE_READ_0_100}, ", ",
                 $summary{CP_SIZE_WRITE_0_100}, "\n";
print HIST "101-1K, ", $summary{CP_SIZE_READ_100_1K}, ", ",
                 $summary{CP_SIZE_WRITE_100_1K}, "\n";
print HIST "1K-10K, ", $summary{CP_SIZE_READ_1K_10K}, ", ",
                 $summary{CP_SIZE_WRITE_1K_10K}, "\n";
print HIST "10K-100K, ", $summary{CP_SIZE_READ_10K_100K}, ", ",
                 $summary{CP_SIZE_WRITE_10K_100K}, "\n";
print HIST "100K-1M, ", $summary{CP_SIZE_READ_100K_1M}, ", ",
                 $summary{CP_SIZE_WRITE_100K_1M}, "\n";
print HIST "1M-4M, ", $summary{CP_SIZE_READ_1M_4M}, ", ",
                 $summary{CP_SIZE_WRITE_1M_4M}, "\n";
print HIST "4M-10M, ", $summary{CP_SIZE_READ_4M_10M}, ", ",
                 $summary{CP_SIZE_WRITE_4M_10M}, "\n";
print HIST "10M-100M, ", $summary{CP_SIZE_READ_10M_100M}, ", ",
                 $summary{CP_SIZE_WRITE_10M_100M}, "\n";
print HIST "100M-1G, ", $summary{CP_SIZE_READ_100M_1G}, ", ",
                 $summary{CP_SIZE_WRITE_100M_1G}, "\n";
print HIST "1G+, ", $summary{CP_SIZE_READ_1G_PLUS}, ", ",
                 $summary{CP_SIZE_WRITE_1G_PLUS}, "\n";
close HIST;

# sequential and consecutive accesses
362
open (PATTERN, ">$tmp_dir/pattern.dat") || die("error opening output file: $!\n");
363
print PATTERN "# op total sequential consecutive\n";
364
print PATTERN "Read, ", $summary{CP_POSIX_READS} + $summary{CP_POSIX_FREADS}, ", ",
365
    $summary{CP_SEQ_READS}, ", ", $summary{CP_CONSEC_READS}, "\n";
366
print PATTERN "Write, ", $summary{CP_POSIX_WRITES} + $summary{CP_POSIX_FWRITES}, ", ",
367 368 369 370
    $summary{CP_SEQ_WRITES}, ", ", $summary{CP_CONSEC_WRITES}, "\n";
close PATTERN;

# aligned I/O
371
open (ALIGN, ">$tmp_dir/align.dat") || die("error opening output file: $!\n");
372
print ALIGN "# total unaligned_mem unaligned_file align_mem align_file\n";
373 374
print ALIGN $summary{CP_POSIX_READS} + $summary{CP_POSIX_WRITES} + $summary{CP_POSIX_FREADS} + $summary{CP_POSIX_FWRITES}
, ", ",
375 376 377 378
    $summary{CP_MEM_NOT_ALIGNED}, ", ", $summary{CP_FILE_NOT_ALIGNED}, "\n";
close ALIGN;

# MPI types
379
open (TYPES, ">$tmp_dir/types.dat") || die("error opening output file: $!\n");
380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426
print TYPES "# type use_count\n";
print TYPES "Named, ", $summary{CP_COMBINER_NAMED}, "\n";
print TYPES "Dup, ", $summary{CP_COMBINER_DUP}, "\n";
print TYPES "Contig, ", $summary{CP_COMBINER_CONTIGUOUS}, "\n";
print TYPES "Vector, ", $summary{CP_COMBINER_VECTOR}, "\n";
print TYPES "HvecInt, ", $summary{CP_COMBINER_HVECTOR_INTEGER}, "\n";
print TYPES "Hvector, ", $summary{CP_COMBINER_HVECTOR}, "\n";
print TYPES "Indexed, ", $summary{CP_COMBINER_INDEXED}, "\n";
print TYPES "HindInt, ", $summary{CP_COMBINER_HINDEXED_INTEGER}, "\n";
print TYPES "Hindexed, ", $summary{CP_COMBINER_HINDEXED}, "\n";
print TYPES "IndBlk, ", $summary{CP_COMBINER_INDEXED_BLOCK}, "\n";
print TYPES "StructInt, ", $summary{CP_COMBINER_STRUCT_INTEGER}, "\n";
print TYPES "Struct, ", $summary{CP_COMBINER_STRUCT}, "\n";
print TYPES "Subarray, ", $summary{CP_COMBINER_SUBARRAY}, "\n";
print TYPES "Darray, ", $summary{CP_COMBINER_DARRAY}, "\n";
print TYPES "F90Real, ", $summary{CP_COMBINER_F90_REAL}, "\n";
print TYPES "F90Complex, ", $summary{CP_COMBINER_F90_COMPLEX}, "\n";
print TYPES "F90Int, ", $summary{CP_COMBINER_F90_INTEGER}, "\n";
print TYPES "Resized, ", $summary{CP_COMBINER_RESIZED}, "\n";
close TYPES;

# generate histogram of process I/O counts
#
# NOTE: NEED TO FILL IN ACTUAL WRITE DATA!!!
#
$minprocread = (defined $procreads[0]) ? $procreads[0] : 0;
$maxprocread = (defined $procreads[0]) ? $procreads[0] : 0;
for ($i=1; $i < $nprocs; $i++) {
    $rdi = (defined $procreads[$i]) ? $procreads[$i] : 0;
    $minprocread = ($rdi > $minprocread) ? $minprocread : $rdi;
    $maxprocread = ($rdi < $maxprocread) ? $maxprocread : $rdi;
}
$minprocread += $procreads[$nprocs];
$maxprocread += $procreads[$nprocs];
# print "$minprocread $maxprocread\n";

@bucket = ( 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 );

for ($i=0; $i < $nprocs; $i++) {
    $mysize = ((defined $procreads[$i]) ? $procreads[$i] : 0) +
	$procreads[$nprocs];
    $mysize -= $minprocread;
    $mybucket = ($mysize > 0) ?
	(($mysize * 10) / ($maxprocread - $minprocread)) : 0;
    $bucket[$mybucket]++;
}

427
open(IODIST, ">$tmp_dir/iodist.dat") || die("error opening output file: $!\n");
428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448
print IODIST "# bucket n_procs_rd n_procs_wr\n";
print IODIST "# NOTE: WRITES ARE A COPY OF READS FOR NOW!!!\n";

$bucketsize = $maxprocread - $minprocread / 10;
# TODO: do writes also, is dropping a 0 in for now
for ($i=0; $i < 10; $i++) {
    print IODIST $bucketsize * $i + $minprocread, "-",
    $bucketsize * ($i+1) + $minprocread, ", ", $bucket[$i], ", 0\n";
}
close IODIST;

# generate title for summary
($executable, $junk) = split(' ', $cmdline, 2);
@parts = split('/', $executable);
$cmd = $parts[$#parts];

@timearray = localtime($starttime);
$year = $timearray[5] + 1900;
$mon = $timearray[4] + 1;
$mday = $timearray[3];

449
open(TITLE, ">$tmp_dir/title.tex") || die("error opening output file:$!\n");
450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466
print TITLE "
\\rhead{\\thepage\\ of \\pageref{LastPage}}
\\chead[
\\large $cmd ($mon/$mday/$year)
]
{
\\large $cmd ($mon/$mday/$year)
}
\\cfoot[
\\scriptsize{$cmdline}
]
{
\\scriptsize{$cmdline}
}
";
close TITLE;

467
open(TABLES, ">$tmp_dir/job-table.tex") || die("error opening output file:$!\n");
468
print TABLES "
469
\\begin{tabular}{|p{.47\\columnwidth}|p{.35\\columnwidth}|p{.47\\columnwidth}|p{.6\\columnwidth}|}
470
\\hline
471
jobid: $jobid \& uid: $uid \& nprocs: $nprocs \& runtime: $runtime seconds\\\\
472 473 474 475 476
\\hline
\\end{tabular}
";
close TABLES;

477
open(TABLES, ">$tmp_dir/access-table.tex") || die("error opening output file:$!\n");
478
print TABLES "
Philip Carns's avatar
Philip Carns committed
479
\\begin{tabular}{r|r}
480
\\multicolumn{2}{c}{ } \\\\
481
\\multicolumn{2}{c}{Most Common Access Sizes} \\\\
482 483 484
\\hline
access size \& count \\\\
\\hline
Philip Carns's avatar
Philip Carns committed
485
\\hline
486 487
";

488 489
# sort access sizes (descending)
my $i = 0;
490 491
foreach $value (sort {$access_hash{$b} <=> $access_hash{$a} } keys %access_hash) {
    if($i == 4) {
492 493 494 495 496 497 498 499 500
        last;
    }
    if($access_hash{$value} == 0) {
        last;
    }
    print TABLES "$value \& $access_hash{$value} \\\\\n";
    $i++;
}

501 502 503 504 505 506
print TABLES "
\\hline
\\end{tabular}
";
close TABLES;

Philip Carns's avatar
Philip Carns committed
507 508 509
open(TABLES, ">$tmp_dir/file-count-table.tex") || die("error opening output file:$!\n");
print TABLES "
\\begin{tabular}{r|r|r|r}
510
\\multicolumn{4}{c}{ } \\\\
Philip Carns's avatar
Philip Carns committed
511
\\multicolumn{4}{c}{File Count Summary} \\\\
512 513 514 515 516 517 518 519
";
if($size_est_flag == 1)
{
print TABLES "
\\multicolumn{4}{c}{(estimated by I/O access offsets)} \\\\
";
}
print TABLES "
Philip Carns's avatar
Philip Carns committed
520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553
\\hline
type \& number of files \& avg. size \& max size \\\\
\\hline
\\hline
";
my $counter;
my $sum;
my $max;
my $key;
my $avg;

$counter = 0;
$sum = 0;
$max = 0;
foreach $key (keys %hash_files) {
    $counter++;
    if($hash_files{$key}{'min_open_size'} >
        $hash_files{$key}{'max_size'})
    {
        $sum += $hash_files{$key}{'min_open_size'};
        if($hash_files{$key}{'min_open_size'} > $max)
        {
            $max = $hash_files{$key}{'min_open_size'};
        }
    }
    else
    {
        $sum += $hash_files{$key}{'max_size'};
        if($hash_files{$key}{'max_size'} > $max)
        {
            $max = $hash_files{$key}{'max_size'};
        }
    }
}
554 555
if($counter > 0) { $avg = $sum / $counter; }
else { $avg = 0; }
556 557
$avg = format_bytes($avg);
$max = format_bytes($max);
Philip Carns's avatar
Philip Carns committed
558 559
print TABLES "total opened \& $counter \& $avg \& $max \\\\\n";

560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689
$counter = 0;
$sum = 0;
$max = 0;
foreach $key (keys %hash_files) {
    if($hash_files{$key}{'was_read'} && !($hash_files{$key}{'was_written'}))
    {
        $counter++;
        if($hash_files{$key}{'min_open_size'} >
            $hash_files{$key}{'max_size'})
        {
            $sum += $hash_files{$key}{'min_open_size'};
            if($hash_files{$key}{'min_open_size'} > $max)
            {
                $max = $hash_files{$key}{'min_open_size'};
            }
        }
        else
        {
            $sum += $hash_files{$key}{'max_size'};
            if($hash_files{$key}{'max_size'} > $max)
            {
                $max = $hash_files{$key}{'max_size'};
            }
        }
    }
}
if($counter > 0) { $avg = $sum / $counter; }
else { $avg = 0; }
$avg = format_bytes($avg);
$max = format_bytes($max);
print TABLES "read-only files \& $counter \& $avg \& $max \\\\\n";

$counter = 0;
$sum = 0;
$max = 0;
foreach $key (keys %hash_files) {
    if(!($hash_files{$key}{'was_read'}) && $hash_files{$key}{'was_written'})
    {
        $counter++;
        if($hash_files{$key}{'min_open_size'} >
            $hash_files{$key}{'max_size'})
        {
            $sum += $hash_files{$key}{'min_open_size'};
            if($hash_files{$key}{'min_open_size'} > $max)
            {
                $max = $hash_files{$key}{'min_open_size'};
            }
        }
        else
        {
            $sum += $hash_files{$key}{'max_size'};
            if($hash_files{$key}{'max_size'} > $max)
            {
                $max = $hash_files{$key}{'max_size'};
            }
        }
    }
}
if($counter > 0) { $avg = $sum / $counter; }
else { $avg = 0; }
$avg = format_bytes($avg);
$max = format_bytes($max);
print TABLES "write-only files \& $counter \& $avg \& $max \\\\\n";

$counter = 0;
$sum = 0;
$max = 0;
foreach $key (keys %hash_files) {
    if($hash_files{$key}{'was_read'} && $hash_files{$key}{'was_written'})
    {
        $counter++;
        if($hash_files{$key}{'min_open_size'} >
            $hash_files{$key}{'max_size'})
        {
            $sum += $hash_files{$key}{'min_open_size'};
            if($hash_files{$key}{'min_open_size'} > $max)
            {
                $max = $hash_files{$key}{'min_open_size'};
            }
        }
        else
        {
            $sum += $hash_files{$key}{'max_size'};
            if($hash_files{$key}{'max_size'} > $max)
            {
                $max = $hash_files{$key}{'max_size'};
            }
        }
    }
}
if($counter > 0) { $avg = $sum / $counter; }
else { $avg = 0; }
$avg = format_bytes($avg);
$max = format_bytes($max);
print TABLES "read/write files \& $counter \& $avg \& $max \\\\\n";

$counter = 0;
$sum = 0;
$max = 0;
foreach $key (keys %hash_files) {
    if($hash_files{$key}{'was_written'} &&
        $hash_files{$key}{'min_open_size'} == 0 &&
        $hash_files{$key}{'max_size'} > 0)
    {
        $counter++;
        if($hash_files{$key}{'min_open_size'} >
            $hash_files{$key}{'max_size'})
        {
            $sum += $hash_files{$key}{'min_open_size'};
            if($hash_files{$key}{'min_open_size'} > $max)
            {
                $max = $hash_files{$key}{'min_open_size'};
            }
        }
        else
        {
            $sum += $hash_files{$key}{'max_size'};
            if($hash_files{$key}{'max_size'} > $max)
            {
                $max = $hash_files{$key}{'max_size'};
            }
        }
    }
}
if($counter > 0) { $avg = $sum / $counter; }
else { $avg = 0; }
$avg = format_bytes($avg);
$max = format_bytes($max);
print TABLES "created files \& $counter \& $avg \& $max \\\\\n";

Philip Carns's avatar
Philip Carns committed
690 691 692 693 694 695 696
print TABLES "
\\hline
\\end{tabular}
";
close(TABLES);


697 698 699 700
#
# Generate Per Filesystem Data
#
open(TABLES, ">$tmp_dir/fs-data-table.tex") || die("error opening output files:$!\n");
701
if (($major > 1) or ($minor > 23))
702
{
703 704 705 706 707 708 709 710 711 712 713 714
    print TABLES "
    \\begin{tabular}{c|r|r|r|r}
    \\multicolumn{5}{c}{ } \\\\
    \\multicolumn{5}{c}{Data Transfer Per Filesystem} \\\\
    \\hline
    \\multirow{2}{*}{File System} \& \\multicolumn{2}{c}{Write} \\vline \& \\multicolumn{2}{c}{Read} \\\\
    \\cline{2-5}
    \& MiB \& Ratio \& MiB \& Ratio \\\\\
    \\hline
    \\hline
    ";
    foreach $key (keys %fs_data)
715
    {
716 717 718
        my $wr_total_mb = ($fs_data{$key}->[1] / (1024*1024));
        my $rd_total_mb = ($fs_data{$key}->[0] / (1024*1024));
        my $wr_total_rt;
719

720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737
        if ($cumul_write_bytes_shared+$cumul_write_bytes_shared)
        {
            $wr_total_rt = ($fs_data{$key}->[1] / ($cumul_write_bytes_shared + $cumul_write_bytes_indep));
        }
        else
        {
            $wr_total_rt = 0;
        }

        my $rd_total_rt;
        if ($cumul_read_bytes_shared+$cumul_read_bytes_indep)
        {
            $rd_total_rt = ($fs_data{$key}->[0] / ($cumul_read_bytes_shared + $cumul_read_bytes_indep));
        }
        else
        {
            $rd_total_rt = 0;
        }
738

739 740
        printf TABLES "%s \& %.5f \& %.5f \& %.5f \& %.5f \\\\\n",
            $key, $wr_total_mb, $wr_total_rt, $rd_total_mb, $rd_total_rt;
741 742 743 744 745
}
print TABLES "
\\hline
\\end{tabular}
";
746 747 748 749 750 751 752 753
}
else
{
    print TABLES "
\\rule{0in}{1in}
\\parbox{5in}{Log versions prior to 1.24 do not support per-filesystem data.}
";
}
754 755 756
close(TABLES);


757
open(TIME, ">$tmp_dir/time-summary.dat") || die("error opening output file:$!\n");
758 759 760 761 762 763 764 765 766 767 768 769 770 771 772
print TIME "# <type>, <app time>, <read>, <write>, <meta>\n";
print TIME "POSIX, ", ((($runtime * $nprocs - $summary{CP_F_POSIX_READ_TIME} -
    $summary{CP_F_POSIX_WRITE_TIME} -
    $summary{CP_F_POSIX_META_TIME})/($runtime * $nprocs)) * 100);
print TIME ", ", (($summary{CP_F_POSIX_READ_TIME}/($runtime * $nprocs))*100);
print TIME ", ", (($summary{CP_F_POSIX_WRITE_TIME}/($runtime * $nprocs))*100);
print TIME ", ", (($summary{CP_F_POSIX_META_TIME}/($runtime * $nprocs))*100), "\n";
print TIME "MPI-IO, ", ((($runtime * $nprocs - $summary{CP_F_MPI_READ_TIME} -
    $summary{CP_F_MPI_WRITE_TIME} -
    $summary{CP_F_MPI_META_TIME})/($runtime * $nprocs)) * 100);
print TIME ", ", (($summary{CP_F_MPI_READ_TIME}/($runtime * $nprocs))*100);
print TIME ", ", (($summary{CP_F_MPI_WRITE_TIME}/($runtime * $nprocs))*100);
print TIME ", ", (($summary{CP_F_MPI_META_TIME}/($runtime * $nprocs))*100), "\n";
close TIME;

773
# copy template files to tmp tmp_dir
774 775
system "$cp $PREFIX/share/*.gplt $tmp_dir/";
system "$cp $PREFIX/share/*.tex $tmp_dir/";
776

777 778 779 780 781 782 783
# generate template for file access plot (we have to set range)
my $ymax = $nprocs + 1;
open(FILEACC, ">$tmp_dir/file-access-read-eps.gplt") || die("error opening output file:$!\n");
print FILEACC "#!/usr/bin/gnuplot -persist

set terminal postscript eps color solid font \"Helvetica\" 18 size 10in,2.5in
set output \"file-access-read.eps\"
784 785
set ylabel \"MPI rank\"
set xlabel \"hours:minutes:seconds\"
786 787 788
set xdata time
set timefmt \"%s\"
set format x \"%H:%M:%S\"
789
set yrange [-1:$ymax]
Philip Carns's avatar
Philip Carns committed
790
set title \"Timespan from first to last read access on independent files\"
791
set xrange [\"0\":\"$runtime\"]
792
#set ytics -1,1
793
set lmargin 4
794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812

# color blindness work around
set style line 2 lc 3
set style line 3 lc 4
set style line 4 lc 5
set style line 5 lc 2
set style increment user

# lw 3 to make lines thicker...
# note that writes are slightly offset for better visibility
plot \"file-access-read.dat\" using 1:2:3:4 with vectors nohead filled notitle
";
close FILEACC;

open(FILEACC, ">$tmp_dir/file-access-write-eps.gplt") || die("error opening output file:$!\n");
print FILEACC "#!/usr/bin/gnuplot -persist

set terminal postscript eps color solid font \"Helvetica\" 18 size 10in,2.5in
set output \"file-access-write.eps\"
813 814
set ylabel \"MPI rank\"
set xlabel \"hours:minutes:seconds\"
815 816 817
set xdata time
set timefmt \"%s\"
set format x \"%H:%M:%S\"
Philip Carns's avatar
Philip Carns committed
818
set title \"Timespan from first to last write access on independent files\"
819
set yrange [-1:$ymax]
820
set xrange [\"0\":\"$runtime\"]
821
#set ytics -1,1
822
set lmargin 4
823 824 825 826 827 828 829 830 831 832 833 834 835

# color blindness work around
set style line 2 lc 3
set style line 3 lc 4
set style line 4 lc 5
set style line 5 lc 2
set style increment user

# lw 3 to make lines thicker...
plot \"file-access-write.dat\" using 1:2:3:4 with vectors nohead filled lt 2 notitle
";
close FILEACC;

836 837 838 839 840 841 842 843 844 845
open(FILEACC, ">$tmp_dir/file-access-shared-eps.gplt") || die("error opening output file:$!\n");
print FILEACC "#!/usr/bin/gnuplot -persist

set terminal postscript eps color solid font \"Helvetica\" 18 size 10in,2.5in
set output \"file-access-shared.eps\"
set xlabel \"hours:minutes:seconds\"
set xdata time
set timefmt \"%s\"
set format x \"%H:%M:%S\"
unset ytics
846
set ylabel \"All processes\"
847
set xrange [\"0\":\"$runtime\"]
848
set yrange [-1:1]
Philip Carns's avatar
Philip Carns committed
849
set title \"Timespan from first to last access on files shared by all processes\"
850
set lmargin 4
851 852 853 854 855 856 857 858 859 860 861 862 863

# color blindness work around
set style line 2 lc 3
set style line 3 lc 4
set style line 4 lc 5
set style line 5 lc 2
set style increment user

plot \"file-access-read-sh.dat\" using 1:2:3:4 with vectors nohead filled lw 10 title \"read\", \\
\"file-access-write-sh.dat\" using 1:((\$2)-.2):3:4 with vectors nohead filled lw 10 title \"write\"
";
close FILEACC;

864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879
$cumul_read_indep /= $nprocs;
$cumul_read_bytes_indep /= $nprocs;
$cumul_read_bytes_indep /= 1048576.0;

$cumul_write_indep /= $nprocs;
$cumul_write_bytes_indep /= $nprocs;
$cumul_write_bytes_indep /= 1048576.0;

$cumul_read_shared /= $nprocs;
$cumul_read_bytes_shared /= $nprocs;
$cumul_read_bytes_shared /= 1048576.0;

$cumul_write_shared /= $nprocs;
$cumul_write_bytes_shared /= $nprocs;
$cumul_write_bytes_shared /= 1048576.0;

880 881 882
$cumul_meta_shared /= $nprocs;
$cumul_meta_indep /= $nprocs;

883
open(FILEACC, ">$tmp_dir/file-access-table.tex") || die("error opening output file:$!\n");
884
print FILEACC "
Philip Carns's avatar
Philip Carns committed
885 886 887 888
\\begin{tabular}{l|p{1.7in}r}
\\multicolumn{3}{c}{Average I/O per process} \\\\
\\hline
 \& Cumulative time spent in I/O functions (seconds) \& Amount of I/O (MB) \\\\
889 890
\\hline
\\hline
Philip Carns's avatar
Philip Carns committed
891 892
";

Philip Carns's avatar
Philip Carns committed
893 894 895 896 897
# printf to get consistent precision in output
printf(FILEACC "Independent reads \& \\multicolumn{1}{r}{%f} \& \\multicolumn{1}{r}{%f} \\\\", 
    $cumul_read_indep, $cumul_read_bytes_indep);
printf(FILEACC "Independent writes \& \\multicolumn{1}{r}{%f} \& \\multicolumn{1}{r}{%f} \\\\", 
    $cumul_write_indep, $cumul_write_bytes_indep);
898 899
printf(FILEACC "Independent metadata \& \\multicolumn{1}{r}{%f} \& \\multicolumn{1}{r}{N/A} \\\\", 
    $cumul_meta_indep);
Philip Carns's avatar
Philip Carns committed
900 901 902 903
printf(FILEACC "Shared reads \& \\multicolumn{1}{r}{%f} \& \\multicolumn{1}{r}{%f} \\\\", 
    $cumul_read_shared, $cumul_read_bytes_shared);
printf(FILEACC "Shared writes \& \\multicolumn{1}{r}{%f} \& \\multicolumn{1}{r}{%f} \\\\", 
    $cumul_write_shared, $cumul_write_bytes_shared);
904 905
printf(FILEACC "Shared metadata \& \\multicolumn{1}{r}{%f} \& \\multicolumn{1}{r}{N/A} \\\\", 
    $cumul_meta_shared);
Philip Carns's avatar
Philip Carns committed
906 907

print FILEACC "
908 909 910
\\hline
\\end{tabular}
";
911 912
close(FILEACC);

913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929
#
# Variance Data
#
open(VARP, ">$tmp_dir/variance-table.tex") || die("error opening output file:$!\n");
print VARP "
\\begin{tabular}{c|r|r|r|r|r|r|r|r|r}
\\multicolumn{10}{c}{} \\\\
\\multicolumn{10}{c}{Variance in Shared Files} \\\\
\\hline
File \& Processes \& \\multicolumn{3}{c}{Fastest} \\vline \&
\\multicolumn{3}{c}{Slowest} \\vline \& \\multicolumn{2}{c}{\$\\sigma\$} \\\\
\\cline{3-10}
Suffix \&  \& Rank \& Time \& Bytes \& Rank \& Time \& Bytes \& Time \& Bytes \\\\
\\hline
\\hline
";

930 931 932 933 934
my $curcount = 1;
foreach $key (sort { $hash_files{$b}{'slowest_time'} <=> $hash_files{$a}{'slowest_time'} } keys %hash_files) {

    if ($curcount > 20) { last; }

935 936 937 938 939 940
    if ($hash_files{$key}{'procs'} > 1)
    {
        my $vt = sprintf("%.3g", sqrt($hash_files{$key}{'variance_time'}));
        my $vb = sprintf("%.3g", sqrt($hash_files{$key}{'variance_bytes'}));
        my $fast_bytes = format_bytes($hash_files{$key}{'fastest_bytes'});
        my $slow_bytes = format_bytes($hash_files{$key}{'slowest_bytes'});
941
        my $name = encode('latex', $hash_files{$key}{'name'});
942 943

        print VARP "
944
               $name \&
945 946 947 948 949 950 951 952 953 954
               $hash_files{$key}{'procs'} \&
               $hash_files{$key}{'fastest_rank'} \&
               $hash_files{$key}{'fastest_time'} \&
               $fast_bytes \&
               $hash_files{$key}{'slowest_rank'} \&
               $hash_files{$key}{'slowest_time'} \& 
               $slow_bytes \&
               $vt \&
               $vb \\\\
         ";
955
        $curcount++;
956 957 958 959 960 961 962 963 964
    }
}

print VARP "
\\hline
\\end{tabular}
";
close(VARP);

965 966 967 968 969 970 971 972 973 974
# calculate performance
##########################################################################

# what was the slowest time by any proc for unique file access?
my $slowest_uniq_time = 0;
if(keys %hash_unique_file_time > 0)
{
    $slowest_uniq_time < $_ and $slowest_uniq_time = $_ for values %hash_unique_file_time;
}
print("Slowest unique file time: $slowest_uniq_time\n");
975
print("Slowest shared file time: $shared_file_time\n");
976 977 978
print("Total bytes read and written by app (may be incorrect): $total_job_bytes\n");
my $tmp_total_time = $slowest_uniq_time+$shared_file_time;
print("Total absolute I/O time: $tmp_total_time\n");
979

980 981 982
# move to tmp_dir
chdir $tmp_dir;

983
# execute gnuplot scripts
984
system "$gnuplot counts-eps.gplt";
985
system "$epstopdf counts.eps";
986
system "$gnuplot hist-eps.gplt";
987
system "$epstopdf hist.eps";
988
system "$gnuplot pattern-eps.gplt";
989
system "$epstopdf pattern.eps";
990
system "$gnuplot time-summary-eps.gplt";
991
system "$epstopdf time-summary.eps";
992
system "$gnuplot file-access-read-eps.gplt";
993
system "$epstopdf file-access-read.eps";
994
system "$gnuplot file-access-write-eps.gplt";
995
system "$epstopdf file-access-write.eps";
996
system "$gnuplot file-access-shared-eps.gplt";
997
system "$epstopdf file-access-shared.eps";
998

999 1000 1001 1002
#system "gnuplot align-pdf.gplt";
#system "gnuplot iodist-pdf.gplt";
#system "gnuplot types-pdf.gplt";

1003
# generate summary PDF
1004 1005 1006
# NOTE: an autoconf test determines if -halt-on-error is available and sets
# __CP_PDFLATEX_HALT_ON_ERROR accordingly
$system_rc = system "$pdflatex @__CP_PDFLATEX_HALT_ON_ERROR@ summary.tex > latex.output";
1007 1008 1009 1010 1011 1012 1013
if($system_rc)
{
    print("LaTeX generation (phase1) failed [$system_rc], aborting summary creation.\n");
    print("error log:\n");
    system("tail latex.output");
    exit(1);
}
1014
$system_rc = system "$pdflatex @__CP_PDFLATEX_HALT_ON_ERROR@ summary.tex > latex.output2";
1015 1016 1017 1018 1019 1020 1021
if($system_rc)
{
    print("LaTeX generation (phase2) failed [$system_rc], aborting summary creation.\n");
    print("error log:\n");
    system("tail latex.output2");
    exit(1);
}
1022

1023 1024
# get back out of tmp dir and grab results
chdir $orig_dir;
1025
system "$mv $tmp_dir/summary.pdf $output_file";
1026

1027

1028 1029
sub process_file_record
{
1030 1031 1032 1033 1034 1035
    my $rank = $_[0];
    my $hash = $_[1];
    my(%file_record) = %{$_[2]};

    if($file_record{'CP_INDEP_OPENS'} == 0 &&
        $file_record{'CP_COLL_OPENS'} == 0 &&
1036
        $file_record{'CP_POSIX_OPENS'} == 0 &&
1037
        $file_record{'CP_POSIX_FOPENS'} == 0)
1038 1039 1040 1041 1042 1043 1044 1045 1046 1047
    {
        # file wasn't really opened, just stat probably
        return;
    }

    # record smallest open time size reported by any rank
    if(!defined($hash_files{$hash}{'min_open_size'}) ||
        $hash_files{$hash}{'min_open_size'} > 
        $file_record{'CP_SIZE_AT_OPEN'})
    {
1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060
        # size at open will be set to -1 if the darshan library was not
        # configured to stat files at open time
        if($file_record{'CP_SIZE_AT_OPEN'} < 0)
        {
            $hash_files{$hash}{'min_open_size'} = 0;
            # set flag indicating that file sizes are estimated 
            $size_est_flag = 1;
        }
        else
        {
            $hash_files{$hash}{'min_open_size'} = 
                $file_record{'CP_SIZE_AT_OPEN'};
        }
1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126
    }

    # record largest size that the file reached at any rank
    if(!defined($hash_files{$hash}{'max_size'}) ||
        $hash_files{$hash}{'max_size'} <  
        ($file_record{'CP_MAX_BYTE_READ'} + 1))
    {
        $hash_files{$hash}{'max_size'} = 
            $file_record{'CP_MAX_BYTE_READ'} + 1;
    }
    if(!defined($hash_files{$hash}{'max_size'}) ||
        $hash_files{$hash}{'max_size'} <  
        ($file_record{'CP_MAX_BYTE_WRITTEN'} + 1))
    {
        $hash_files{$hash}{'max_size'} = 
            $file_record{'CP_MAX_BYTE_WRITTEN'} + 1;
    }

    # make sure there is an initial value for read and write flags
    if(!defined($hash_files{$hash}{'was_read'}))
    {
        $hash_files{$hash}{'was_read'} = 0;
    }
    if(!defined($hash_files{$hash}{'was_written'}))
    {
        $hash_files{$hash}{'was_written'} = 0;
    }

    if($file_record{'CP_INDEP_OPENS'} > 0 ||
        $file_record{'CP_COLL_OPENS'} > 0)
    {
        # mpi file
        if($file_record{'CP_INDEP_READS'} > 0 ||
            $file_record{'CP_COLL_READS'} > 0 ||
            $file_record{'CP_SPLIT_READS'} > 0 ||
            $file_record{'CP_NB_READS'} > 0)
        {
            # data was read from the file
            $hash_files{$hash}{'was_read'} = 1;
        }
        if($file_record{'CP_INDEP_WRITES'} > 0 ||
            $file_record{'CP_COLL_WRITES'} > 0 ||
            $file_record{'CP_SPLIT_WRITES'} > 0 ||
            $file_record{'CP_NB_WRITES'} > 0)
        {
            # data was written to the file
            $hash_files{$hash}{'was_written'} = 1;
        }
    }
    else
    {
        # posix file
        if($file_record{'CP_POSIX_READS'} > 0 ||
            $file_record{'CP_POSIX_FREADS'} > 0)
        {
            # data was read from the file
            $hash_files{$hash}{'was_read'} = 1;
        }
        if($file_record{'CP_POSIX_WRITES'} > 0 ||
            $file_record{'CP_POSIX_FWRITES'} > 0)
        {
            # data was written to the file 
            $hash_files{$hash}{'was_written'} = 1;
        }
    }

1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170