1#! @PATH_PERL@ -w 2# $Id$ 3# 4# Use Gnuplot to display data in summary files produced by summary.pl. 5# This script requires GNUPLOT 3.7! 6# 7# Copyright (c) 1997, 1999 by Ulrich Windl <Ulrich.Windl@rz.uni-regensburg.de> 8# 9# This program is free software; you can redistribute it and/or modify 10# it under the terms of the GNU General Public License as published by 11# the Free Software Foundation; either version 2 of the License, or 12# (at your option) any later version. 13# 14# This program is distributed in the hope that it will be useful, but 15# WITHOUT ANY WARRANTY; without even the implied warranty of 16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17# General Public License for more details. 18# 19# You should have received a copy of the GNU General Public License 20# along with this program; if not, write to the Free Software 21# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 22package plot_summary; 23use 5.006_000; 24use strict; 25use Time::Local; 26 27my ($identifier, $offset_limit, $gnuplot_terminal, $wait_after_plot, 28 $output_file, $output_file_number); 29 30exit run(@ARGV) unless caller; 31 32sub run { 33 my $opts; 34 if (!processOptions(\@_, $opts)) { 35 usage(1); 36 } 37 38 $identifier = $opts->{'identifier'}; 39 if (!$identifier) { 40 $identifier = "host".`hostname`; 41 chomp $identifier; 42 } 43 $offset_limit = $opts->{'offset-limit'}; 44 $output_file = $opts->{'output-file'}; 45 $output_file_number = 1; 46 $gnuplot_terminal = $opts->{'plot-terminal'} 47 || ( $ENV{DISPLAY} ? "x11" : "dumb" ); 48 $wait_after_plot = !$opts->{'dont-wait'}; 49 50 die "illegal offset-limit: $offset_limit" unless $offset_limit > 0.0; 51 $offset_limit *= 1e6; # scale to microseconds 52 53 my $summary_dir = $opts->{'directory'}; 54 55 my $loop_summary ="$summary_dir/loop_summary"; 56 my $peer_summary ="$summary_dir/peer_summary"; 57 my $clock_summary="$summary_dir/clock_summary"; 58 59 my @peer_list = @{$opts->{'peer'}}; 60 61 do_loop($loop_summary); 62 do_peer($peer_summary, $_) for @peer_list; 63} 64 65# return the smallest value in the given list 66sub min 67{ 68 my ($result, @rest) = @_; 69 map { $result = $_ if ($_ < $result) } @rest; 70 return($result); 71} 72 73# return the largest value in the given list 74sub max 75{ 76 my ($result, @rest) = @_; 77 map { $result = $_ if ($_ > $result) } @rest; 78 return($result); 79} 80 81# maybe open alternate output file 82sub open_output 83{ 84 my $file; 85 if ($output_file) { 86 while ( -r ($file = "$output_file$output_file_number") ) { 87 ++$output_file_number; 88 } 89 open TOUCH, ">$file" and close TOUCH or die "$file: $!"; 90 print "set output \"$file\"\n"; 91 } 92} 93 94# make Gnuplot wait 95sub maybe_add_pause 96{ 97 print "pause -1 \"Press key to continue...\"\n" if $wait_after_plot; 98} 99 100# plot data from loop summary 101sub do_loop 102{ 103 my $fname = shift; 104 my $line; 105 my $out_file = "/tmp/tempdata$$"; 106 my $cmd_file = "/tmp/tempcmd$$"; 107 my ($first_day, $day_out) = ("", 0); 108 my ($lower_bound, $upper_bound, $rms); 109 my ($min_offs, $max_offs) = (1e9, -1e9); 110 my ($min_rms, $max_rms) = (1e9, -1e9); 111 open INPUT, "$fname" or die "$fname: $!"; 112 open OUTPUT, ">$out_file" or die "$out_file: $!"; 113 my @Fld; 114 while (<INPUT>) { 115 chop; # strip record separator 116 @Fld = split; 117 if ($#Fld == 0) { 118# loops.19960405 119 $_ = $Fld[0]; s/.*([12]\d{3}[01]\d[0-3]\d)$/$1/; 120 m/(\d{4})(\d{2})(\d{2})/; 121 $line = timegm(59, 59, 23, $3, $2 - 1, $1 - 1900, 0, 0, 0); 122 $line = int $line / 86400; # days relative to 1970 123 $first_day = "$1-$2-$3 ($line)" unless $day_out; 124 next; 125 } 126 if ($#Fld != 8) { 127 warn "Illegal number of fields in file $fname, line $."; 128 next; 129 } 130# loop 216, 856106+/-874041.5, rms 117239.8, freq 67.52+/-10.335, var 4.850 131 $_ = $Fld[1]; s/,/ /; $line .= " $_"; 132 $_ = $Fld[2]; m:(.+?)\+/-(.+),:; 133 $lower_bound = $1 - $2; 134 $upper_bound = $1 + $2; 135 $line .= "$1 $lower_bound $upper_bound"; 136 $min_offs = min($min_offs, $lower_bound); 137 $max_offs = max($max_offs, $upper_bound); 138 $_ = $Fld[4]; s/,/ /; $rms = $_; 139 $min_rms = min($min_rms, $rms); 140 $max_rms = max($max_rms, $rms); 141 $line .= " $rms"; 142 $_ = $Fld[6]; m:(.+?)\+/-(.+),:; 143 $line .= " $1 " . ($1-$2) . " " . ($1+$2); 144 $line .= " $Fld[8]"; 145 print OUTPUT "$line\n"; 146 $day_out = 1; 147# 9621 216 856106 -17935.5 1730147.5 117239.8 67.52 57.185 77.855 4.850 148 } 149 close INPUT; 150 close OUTPUT or die "close failed on $out_file: $!"; 151 my $ylimit = "["; 152 if ($min_offs < -$offset_limit) { 153 $ylimit .= "-$offset_limit"; 154 } 155 $ylimit .= ":"; 156 if ($max_offs > $offset_limit) { 157 $ylimit .= "$offset_limit"; 158 } 159 if ( $ylimit eq "[:" ) { 160 $ylimit = ""; 161 } else { 162 $ylimit = "[] $ylimit]"; 163 } 164# build command file for GNUplot 165 open OUTPUT, "> $cmd_file" or die "$cmd_file: $!"; 166 my $oldfh = select OUTPUT; 167 print "set term $gnuplot_terminal\n"; 168 open_output; 169 print "set grid\n"; 170 print "set title \"Loop Summary for $identifier: " . 171 "Daily mean values since $first_day\\n" . 172 "(Offset limit is $offset_limit microseconds)\"\n"; 173 print "set ylabel \"[us]\"\n"; 174 print "set style data yerrorbars\n"; 175 print "set multiplot\n"; 176 print "set size 1, 0.5\n"; 177 print "set lmargin 8\n"; 178 print "set origin 0, 0.5\n"; 179 print "plot $ylimit \"$out_file\"" . 180 " using 1:3:4:5 title \"mean offset\", "; 181 print "\"$out_file\" using 1:(\$3-\$6/2) " . 182 "title \"(sigma low)\" with lines, "; 183 print "\"$out_file\" using 1:3 smooth bezier " . 184 "title \"(Bezier med)\" with lines, "; 185 print "\"$out_file\" using 1:(\$3+\$6/2) " . 186 "title \"(sigma high)\" with lines\n"; 187 print "set ylabel \"[ppm]\"\n"; 188 print "set origin 0, 0.0\n"; 189 print "set title\n"; 190 print "set xlabel \"Days relative to 1970\"\n"; 191 print "plot \"$out_file\" using 1:7:8:9 title \"mean frequency\", "; 192 print "\"$out_file\" using 1:(\$7-\$10/2) " . 193 "title \"(sigma low)\" with lines, "; 194 print "\"$out_file\" using 1:7 smooth bezier " . 195 "title \"(Bezier med)\" with lines, "; 196 print "\"$out_file\" using 1:(\$7+\$10/2) " . 197 "title \"(sigma high)\" with lines\n"; 198 print "set nomultiplot\n"; 199 maybe_add_pause; 200 201 $ylimit = "["; 202 if ($min_rms < -$offset_limit) { 203 $ylimit .= "-$offset_limit"; 204 } 205 $ylimit .= ":"; 206 if ($max_rms > $offset_limit) { 207 $ylimit .= "$offset_limit"; 208 } 209 if ( $ylimit eq "[:" ) { 210 $ylimit =""; 211 } else { 212 $ylimit = "[] $ylimit]"; 213 } 214 215 open_output; 216 print "set title \"Loop Summary for $identifier: " . 217 "Standard deviation since $first_day\\n" . 218 "(Offset limit is $offset_limit microseconds)\"\n"; 219 print "set xlabel\n"; 220 print "set ylabel \"[us]\"\n"; 221 print "set origin 0, 0.5\n"; 222 print "set style data linespoints\n"; 223 print "set multiplot\n"; 224 print "plot $ylimit \"$out_file\" using 1:6 title \"Offset\", "; 225 print "\"$out_file\" using 1:6 smooth bezier " . 226 "title \"(Bezier)\" with lines\n"; 227 print "set title\n"; 228 print "set origin 0, 0.0\n"; 229 print "set xlabel \"Days relative to 1970\"\n"; 230 print "set ylabel \"[ppm]\"\n"; 231 print "plot \"$out_file\" using 1:10 title \"Frequency\", "; 232 print "\"$out_file\" using 1:10 smooth bezier " . 233 "title \"(Bezier)\" with lines\n"; 234 print "set nomultiplot\n"; 235 maybe_add_pause; 236 237 close OUTPUT or die "close failed on $cmd_file: $!"; 238 select $oldfh; 239 print `gnuplot $cmd_file`; 240 unlink $cmd_file; 241 unlink $out_file; 242} 243 244# plot data form peer summary 245sub do_peer 246{ 247 my $fname = shift; 248 my $peer = shift; 249 my $out_file = "/tmp/tempdata$$"; 250 my $cmd_file = "/tmp/tempcmd$$"; 251 my $line; 252 my ($first_day, $day_out) = ("", 0); 253 open INPUT, "$fname" or die "$fname: $!"; 254 open OUTPUT, ">$out_file" or die "$out_file: $!"; 255 my @Fld; 256 while (<INPUT>) { 257 chop; # strip record separator 258 @Fld = split; 259 if ($#Fld == 0) { 260# peers.19960405 261 $_ = $Fld[0]; s/.*([12]\d{3}[01]\d[0-3]\d)$/$1/; 262 m/(\d{4})(\d{2})(\d{2})/ or next; 263 $line = timegm(59, 59, 23, $3, $2 - 1, $1 - 1900, 0, 0, 0); 264 $line = int $line / 86400; # days relative to 1970 265 $first_day = "$1-$2-$3 ($line)" unless $day_out; 266 next; 267 } 268 if ($#Fld != 7) { 269 warn "Illegal number of fields in file $fname, line $."; 270 next; 271 } 272 next if ($Fld[0] ne $peer); 273# ident cnt mean rms max delay dist disp 274# 127.127.8.1 38 30.972 189.867 1154.607 0.000 879.760 111.037 275 $Fld[0] = $line; 276 print OUTPUT join(' ', @Fld) . "\n"; 277# 9969 38 30.972 189.867 1154.607 0.000 879.760 111.037 278 $day_out = 1; 279 } 280 close INPUT; 281 close OUTPUT or die "close failed on $out_file: $!"; 282 die "no data found for peer $peer" if !$day_out; 283 open OUTPUT, "> $cmd_file" or die "$cmd_file: $!"; 284 my $oldfh = select OUTPUT; 285 print "set term $gnuplot_terminal\n"; 286 open_output; 287 print "set grid\n"; 288 print "set multiplot\n"; 289 print "set lmargin 8\n"; 290 print "set size 1, 0.34\n"; 291 print "set origin 0, 0.66\n"; 292 print "set title " . 293 "\"Peer Summary for $peer on $identifier since $first_day\"\n"; 294 print "set style data linespoints\n"; 295 print "set ylabel \"[us]\"\n"; 296 print "plot \"$out_file\" using 1:3 title \"mean offset\", "; 297 print "\"$out_file\" using 1:3 smooth bezier " . 298 "title \"(Bezier)\" with lines, "; 299 print "\"$out_file\" using 1:(\$3-\$7/2) " . 300 "title \"(sigma low)\" with lines, "; 301 print "\"$out_file\" using 1:(\$3+\$7/2) " . 302 "title \"(sigma high)\" with lines\n"; 303 print "set title\n"; 304 print "set origin 0, 0.34\n"; 305 print "set size 1, 0.32\n"; 306 print "set ylabel\n"; 307 print "plot \"$out_file\" using 1:7 title \"dist\", "; 308 print "\"$out_file\" using 1:7 smooth bezier " . 309 "title \"(Bezier)\" with lines\n"; 310 print "set origin 0, 0.00\n"; 311 print "set size 1, 0.35\n"; 312 print "set xlabel \"Days relative to 1970\"\n"; 313 print "plot \"$out_file\" using 1:8 title \"disp\", "; 314 print "\"$out_file\" using 1:8 smooth bezier " . 315 "title \"(Bezier)\" with lines\n"; 316 print "set nomultiplot\n"; 317 maybe_add_pause; 318 319 select $oldfh; 320 close OUTPUT or die "close failed on $cmd_file: $!"; 321 print `gnuplot $cmd_file`; 322 unlink $cmd_file; 323 unlink $out_file; 324} 325 326@plot_summary_opts@ 327 3281; 329__END__ 330