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Diffstat (limited to 'contrib/ntp/scripts/summary.in')
| -rw-r--r-- | contrib/ntp/scripts/summary.in | 373 |
1 files changed, 0 insertions, 373 deletions
diff --git a/contrib/ntp/scripts/summary.in b/contrib/ntp/scripts/summary.in deleted file mode 100644 index 515dfc6..0000000 --- a/contrib/ntp/scripts/summary.in +++ /dev/null @@ -1,373 +0,0 @@ -#! @PATH_PERL@ -w -# $Id$ -# Perl version of (summary.sh, loop.awk, peer.awk): -# Create summaries from xntpd's loop and peer statistics. -# -# Copyright (c) 1997, 1999 by Ulrich Windl <Ulrich.Windl@rz.uni-regensburg.de> -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2 of the License, or -# (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, but -# WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - -require 5.003; # "never tested with any other version of Perl" -use strict; - -use Getopt::Long; - -my $log_date_pattern = '[12]\d{3}[01]\d[0-3]\d'; -my $statsdir = "/var/log/ntp"; # directory with input files -my $outputdir = "/tmp"; # directory for output files -my $skip_time_steps = 3600.0; # ignore time offsets larger that this -my $startdate = "19700101"; # first data file to use (YYYYMMDD) -my $enddate=`date -u +%Y%m%d`; chomp $enddate; --$enddate; -my $peer_dist_limit = 400.0; - -my %options = ("directory|input-directory=s" => \$statsdir, - "output-directory=s" => \$outputdir, - "skip-time-steps:f" => \$skip_time_steps, - "start-date=s" => \$startdate, - "end-date=s" => \$enddate, - "peer-dist-limit=f" => \$peer_dist_limit); - -if ( !GetOptions(%options) ) -{ - print STDERR "valid options for $0 are:\n"; - my $opt; - foreach $opt (sort(keys %options)) { - print STDERR "\t--$opt\t(default is "; - if ( ref($options{$opt}) eq "ARRAY" ) { - print STDERR join(", ", map { "'$_'" } @{$options{$opt}}); - } else { - print STDERR "'${$options{$opt}}'"; - } - print STDERR ")\n"; - } - print STDERR "\n"; - die; -} - -# check possibly current values of options -die "$statsdir: no such directory" unless (-d $statsdir); -die "$outputdir: no such directory" unless (-d $outputdir); -die "$skip_time_steps: skip-time-steps must be positive" - unless ($skip_time_steps >= 0.0); -die "$startdate: invalid start date|$`|$&|$'" - unless ($startdate =~ m/.*$log_date_pattern$/); -die "$enddate: invalid end date" - unless ($enddate =~ m/.*$log_date_pattern$/); - -$skip_time_steps = 0.128 if ($skip_time_steps == 0); - -sub min -{ - my ($result, @rest) = @_; - map { $result = $_ if ($_ < $result) } @rest; - return($result); -} - -sub max -{ - my ($result, @rest) = @_; - map { $result = $_ if ($_ > $result) } @rest; - return($result); -} - -# calculate mean, range, and standard deviation for offset and frequency -sub do_loop -{ - my ($directory, $fname, $out_file) = @_; - print "$directory/$fname\n"; - open INPUT, "$directory/$fname" or warn "can't open $directory/$fname: $!"; - open OUTPUT, ">>$out_file" or die "can't open $out_file: $!"; - print OUTPUT "$fname\n"; - my ($loop_tmax, $loop_fmax) = (-1e9, -1e9); - my ($loop_tmin, $loop_fmin) = (1e9, 1e9); - my ($loop_time_rms, $loop_freq_rms) = (0, 0); - my $loop_count = 0; - my $loop_time = 0; - my $loop_freq = 0; - my ($freq, $offs); - my @Fld; - while (<INPUT>) { - chop; # strip record separator - @Fld = split; - next if ($#Fld < 4); -#NTPv3: 50529 74356.259 -0.000112 16.1230 8 -#NTPv3: day, sec.msec, offset, drift_comp, sys_poll -#NTPv4: 51333 54734.582 0.000001648 16.981964 0.000001094 0.020938 6 -#NTPv4: day, sec.msec, offset, drift_comp, sys_error, clock_stabil, sys_poll - if ($Fld[2] > $skip_time_steps || $Fld[2] < -$skip_time_steps) { - warn "ignoring loop offset $Fld[2] (file $fname, line $.)\n"; - next - } - $loop_count++; - ($offs, $freq) = ($Fld[2], $Fld[3]); - $loop_tmax = max($loop_tmax, $offs); - $loop_tmin = min($loop_tmin, $offs); - $loop_fmax = max($loop_fmax, $freq); - $loop_fmin = min($loop_fmin, $freq); - $loop_time += $offs; - $loop_time_rms += $offs * $offs; - $loop_freq += $freq; - $loop_freq_rms += $freq * $freq; - } - close INPUT; - if ($loop_count > 1) { - $loop_time /= $loop_count; - $loop_time_rms = $loop_time_rms / $loop_count - $loop_time * $loop_time; - if ($loop_time_rms < 0) { - warn "loop_time_rms: $loop_time_rms < 0"; - $loop_time_rms = 0; - } - $loop_time_rms = sqrt($loop_time_rms); - $loop_freq /= $loop_count; - $loop_freq_rms = $loop_freq_rms / $loop_count - $loop_freq * $loop_freq; - if ($loop_freq_rms < 0) { - warn "loop_freq_rms: $loop_freq_rms < 0"; - $loop_freq_rms = 0; - } - $loop_freq_rms = sqrt($loop_freq_rms); - printf OUTPUT - ("loop %d, %.0f+/-%.1f, rms %.1f, freq %.2f+/-%0.3f, var %.3f\n", - $loop_count, ($loop_tmax + $loop_tmin) / 2 * 1e6, - ($loop_tmax - $loop_tmin) / 2 * 1e6, $loop_time_rms * 1e6, - ($loop_fmax + $loop_fmin) / 2, ($loop_fmax - $loop_fmin) / 2, - $loop_freq_rms); - } - else { - warn "no valid lines in $directory/$fname"; - } - close OUTPUT -} - -# calculate mean, standard deviation, maximum offset, mean dispersion, -# and maximum distance for each peer -sub do_peer -{ - my ($directory, $fname, $out_file) = @_; - print "$directory/$fname\n"; - open INPUT, "$directory/$fname" or warn "can't open $directory/$fname: $!"; - open OUTPUT, ">>$out_file" or die "can't open $out_file: $!"; - print OUTPUT "$fname\n"; -# we toss out all distances greater than one second on the assumption the -# peer is in initial acquisition - my ($n, $MAXDISTANCE) = (0, 1.0); - my %peer_time; - my %peer_time_rms; - my %peer_count; - my %peer_delay; - my %peer_disp; - my %peer_dist; - my %peer_ident; - my %peer_tmin; - my %peer_tmax; - my @Fld; - my ($i, $j); - my ($dist, $offs); - while (<INPUT>) { - chop; # strip record separator - @Fld = split; - next if ($#Fld < 6); -#NTPv3: 50529 83316.249 127.127.8.1 9674 0.008628 0.00000 0.00700 -#NTPv3: day, sec.msec, addr, status, offset, delay, dispersion -#NTPv4: 51333 56042.037 127.127.8.1 94f5 -0.000014657 0.000000000 0.000000000 0.000013214 -#NTPv4: day, sec.msec, addr, status, offset, delay, dispersion, skew - - $dist = $Fld[6] + $Fld[5] / 2; - next if ($dist > $MAXDISTANCE); - $offs = $Fld[4]; - if ($offs > $skip_time_steps || $offs < -$skip_time_steps) { - warn "ignoring peer offset $offs (file $fname, line $.)\n"; - next - } - $i = $n; - for ($j = 0; $j < $n; $j++) { - if ($Fld[2] eq $peer_ident{$j}) { - $i = $j; # peer found - last; - } - } - if ($i == $n) { # add new peer - $peer_ident{$i} = $Fld[2]; - $peer_tmax{$i} = $peer_dist{$i} = -1e9; - $peer_tmin{$i} = 1e9; - $peer_time{$i} = $peer_time_rms{$i} = 0; - $peer_delay{$i} = $peer_disp{$i} = 0; - $peer_count{$i} = 0; - $n++; - } - $peer_count{$i}++; - $peer_tmax{$i} = max($peer_tmax{$i}, $offs); - $peer_tmin{$i} = min($peer_tmin{$i}, $offs); - $peer_dist{$i} = max($peer_dist{$i}, $dist); - $peer_time{$i} += $offs; - $peer_time_rms{$i} += $offs * $offs; - $peer_delay{$i} += $Fld[5]; - $peer_disp{$i} += $Fld[6]; - } - close INPUT; - print OUTPUT -" ident cnt mean rms max delay dist disp\n"; - print OUTPUT -"==========================================================================\n"; - my @lines = (); - for ($i = 0; $i < $n; $i++) { - next if $peer_count{$i} < 2; - $peer_time{$i} /= $peer_count{$i}; - eval { $peer_time_rms{$i} = sqrt($peer_time_rms{$i} / $peer_count{$i} - - $peer_time{$i} * $peer_time{$i}); }; - $peer_time_rms{$i} = 0, warn $@ if $@; - $peer_delay{$i} /= $peer_count{$i}; - $peer_disp{$i} /= $peer_count{$i}; - $peer_tmax{$i} = $peer_tmax{$i} - $peer_time{$i}; - $peer_tmin{$i} = $peer_time{$i} - $peer_tmin{$i}; - if ($peer_tmin{$i} > $peer_tmax{$i}) { # can this happen at all? - $peer_tmax{$i} = $peer_tmin{$i}; - } - push @lines, sprintf - "%-15s %4d %8.3f %8.3f %8.3f %8.3f %8.3f %8.3f\n", - $peer_ident{$i}, $peer_count{$i}, $peer_time{$i} * 1e3, - $peer_time_rms{$i} * 1e3, $peer_tmax{$i} * 1e3, - $peer_delay{$i} * 1e3, $peer_dist{$i} * 1e3, $peer_disp{$i} * 1e3; - } - print OUTPUT sort @lines; - close OUTPUT; -} - -sub do_clock -{ - my ($directory, $fname, $out_file) = @_; - print "$directory/$fname\n"; - open INPUT, "$directory/$fname"; - open OUTPUT, ">>$out_file" or die "can't open $out_file: $!"; - print OUTPUT "$fname\n"; - close INPUT; - close OUTPUT; -} - -sub peer_summary -{ - my $in_file = shift; - my ($i, $j, $n); - my (%peer_ident, %peer_count, %peer_mean, %peer_var, %peer_max); - my (%peer_1, %peer_2, %peer_3, %peer_4); - my $dist; - my $max; - open INPUT, "<$in_file" or die "can't open $in_file: $!"; - my @Fld; - $n = 0; - while (<INPUT>) { - chop; # strip record separator - @Fld = split; - next if ($#Fld < 7 || $Fld[0] eq 'ident'); - $i = $n; - for ($j = 0; $j < $n; $j++) { - if ($Fld[0] eq $peer_ident{$j}) { - $i = $j; - last; # peer found - } - } - if ($i == $n) { # add new peer - $peer_count{$i} = $peer_mean{$i} = $peer_var{$i} = 0; - $peer_max{$i} = 0; - $peer_1{$i} = $peer_2{$i} = $peer_3{$i} = $peer_4{$i} = 0; - $peer_ident{$i} = $Fld[0]; - ++$n; - } - $dist = $Fld[6] - $Fld[5] / 2; - if ($dist < $peer_dist_limit) { - $peer_count{$i}++; - $peer_mean{$i} += $Fld[2]; - $peer_var{$i} += $Fld[3] * $Fld[3]; - $max = $Fld[4]; - $peer_max{$i} = max($peer_max{$i}, $max); - if ($max > 1) { - $peer_1{$i}++; - if ($max > 5) { - $peer_2{$i}++; - if ($max > 10) { - $peer_3{$i}++; - if ($max > 50) { - $peer_4{$i}++; - } - } - } - } - } - else { - warn "dist exceeds limit: $dist (file $in_file, line $.)\n"; - } - } - close INPUT; - my @lines = (); - print - " host days mean rms max >1 >5 >10 >50\n"; - print - "==================================================================\n"; - for ($i = 0; $i < $n; $i++) { - next if ($peer_count{$i} < 2); - $peer_mean{$i} /= $peer_count{$i}; - eval { $peer_var{$i} = sqrt($peer_var{$i} / $peer_count{$i} - - $peer_mean{$i} * $peer_mean{$i}); }; - $peer_var{$i} = 0, warn $@ if $@; - push @lines, sprintf - "%-15s %3d %9.3f% 9.3f %9.3f %3d %3d %3d %3d\n", - $peer_ident{$i}, $peer_count{$i}, $peer_mean{$i}, $peer_var{$i}, - $peer_max{$i}, $peer_1{$i}, $peer_2{$i}, $peer_3{$i}, $peer_4{$i}; - } - print sort @lines; -} - -my $loop_summary="$outputdir/loop_summary"; -my $peer_summary="$outputdir/peer_summary"; -my $clock_summary="$outputdir/clock_summary"; -my (@loopfiles, @peerfiles, @clockfiles); - -print STDERR "Creating summaries from $statsdir ($startdate to $enddate)\n"; - -opendir SDIR, $statsdir or die "directory ${statsdir}: $!"; -rewinddir SDIR; -@loopfiles=sort grep /loop.*$log_date_pattern/, readdir SDIR; -rewinddir SDIR; -@peerfiles=sort grep /peer.*$log_date_pattern/, readdir SDIR; -rewinddir SDIR; -@clockfiles=sort grep /clock.*$log_date_pattern/, readdir SDIR; -closedir SDIR; - -# remove old summary files -map { unlink $_ if -f $_ } ($loop_summary, $peer_summary, $clock_summary); - -my $date; -map { - $date = $_; $date =~ s/.*($log_date_pattern)$/$1/; - if ($date ge $startdate && $date le $enddate) { - do_loop $statsdir, $_, $loop_summary; - } -} @loopfiles; - -map { - $date = $_; $date =~ s/.*($log_date_pattern)$/$1/; - if ($date ge $startdate && $date le $enddate) { - do_peer $statsdir, $_, $peer_summary; - } -} @peerfiles; - -map { - $date = $_; $date =~ s/.*($log_date_pattern)$/$1/; - if ($date ge $startdate && $date le $enddate) { - do_clock $statsdir, $_, $clock_summary; - } -} @clockfiles; - -print STDERR "Creating peer summary with limit $peer_dist_limit\n"; -peer_summary $peer_summary if (-f $peer_summary); |
