/[ps-trend]/ps2rrd.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /ps2rrd.pl

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Revision 20 - (show annotations)
Sun Jul 19 19:06:10 2009 UTC (8 years, 3 months ago) by dpavlin
File MIME type: text/plain
File size: 2799 byte(s)
added ldap and zebra to filter
1 #!/usr/bin/perl
2
3 use warnings;
4 use strict;
5
6 use Data::Dump qw/dump/;
7 use RRD::Simple;
8 use POSIX qw/mktime/;
9 use Getopt::Long;
10
11 my $debug = 0;
12 my $zoom = 2;
13
14 my $only_veid;
15 my $by_veid;
16 my $too_small = 64; # M
17 my $filter = qr{(apache|mysql|postgres|cgi-bin|SIP|ldap|zebra)};
18
19 my $use = 'VSZ';
20
21 GetOptions(
22 'debug!' => \$debug,
23 'zoom=i' => \$zoom,
24 'only-veid=i' => \$only_veid,
25 'by-veid!' => \$by_veid,
26 'size=i' => \$too_small,
27 'use=s' => \$use,
28 );
29
30
31 my $veids;
32 my $vsz;
33
34 $too_small *= 1024; # k
35
36 sub count {
37 my $file = shift;
38 open(my $fh, '<', $file) || die "$file: $!";
39
40 my $t = mktime( 0, $5, $4, $3, $2 - 1, $1 - 1900 ) if $file =~ m{(\d\d\d\d)-(\d\d)-(\d\d)/(\d\d)(\d\d)};
41
42 # warn "# $file ", -s $file, " bytes [$t]\n" if $debug;
43 print STDERR "\n$file\t";
44
45 my $cols = <$fh>;
46 $cols =~ s/^\s+//;
47 my @c = split(/\s+/,$cols);
48 # warn "# c = ",dump( @c );
49 our $cp;
50 $cp->{$c[$_]} = $_ foreach 0 .. $#c;
51 our @r;
52 sub c {
53 return $r[ $cp->{$_[0]} ]; # XXX speedup
54
55 my $name = shift;
56 my $n = $cp->{$name};
57 die "no column $name in ",dump( $cp ) unless defined $n;
58 return $r[$n];
59 }
60
61 while(<$fh>) {
62 chomp;
63 s/^\s+//g;
64 s/\s+$//g;
65 @r = split(/\s+/, $_, $#c + 1 );
66
67 my $veid = c('VEID');
68 next if defined $only_veid && $only_veid != $veid;
69 $veid =~ s/^0$/_hw_0/;
70
71 my $s = c($use);
72 my $cmd = c('COMMAND');
73 if ( ! $by_veid && $cmd =~ $filter ) {
74
75 $veid .= '-' . $1;
76 $vsz->{$t}->{$veid} += $s * 1024;
77 print STDERR uc(substr($1,0,1));
78
79 } elsif ( $s < $too_small || $by_veid ) {
80
81 $vsz->{$t}->{$veid}+= $s * 1024;
82 print STDERR ".";
83
84 } else {
85
86 $cmd =~ s{-.+$}{};
87 $cmd =~ s{^/\S+/(\w+?)}{$1};
88 $cmd =~ s{^\w+ /\S+/(\w+?)}{$1};
89 $cmd =~ s{:?\s+.*$}{};
90 $cmd =~ s{\W+}{_}g;
91 $veid .= '-' . $cmd;
92 $veid = substr($veid,0,16);
93 $vsz->{$t}->{$veid}+= $s * 1024;
94 print STDERR substr($cmd,0,1);
95 }
96 $veids->{$veid}++;
97 }
98
99 }
100
101 print STDERR "parsing ps with grouping < $too_small k";
102
103 count $_ foreach @ARGV;
104
105 #print "VSZ: ",dump( $vsz );
106
107 my @veids = sort keys %$veids;
108 warn "# veids = ",dump( @veids );
109
110 my $rrd_file = $use . '.rrd';
111 unlink $rrd_file if -e $rrd_file;
112
113 my @t = sort keys %$vsz;
114
115 print "\ndrawing $#t intervals ", $t[0], " - ", $t[$#t];
116
117 my $rrd = RRD::Simple->new( file => $rrd_file );
118 $rrd->create( map { ( $_ => 'GAUGE' ) } @veids );
119
120 foreach my $t ( @t ) {
121 print STDERR ".";
122 # warn "## ",dump( %{ $vsz->{$t} } );
123
124 eval {
125 $rrd->update($t, map {
126 ( $_ => $vsz->{$t}->{$_} )
127 } @veids );
128 };
129 warn "SKIP $t: $@\n" if $@;
130 }
131
132 $rrd->graph(
133 sources => [ sort @veids ],
134 source_drawtypes => [ map { $_ ? 'STACK' : 'AREA' } 0 .. $#veids ],
135 periods => [ qw/hour 6hour 12hour day week month year 3years/ ],
136 extended_legend => 1,
137 title => "$use > $too_small K",
138 width => 500 * $zoom,
139 height => 200 * $zoom,
140 );
141

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