diff options
Diffstat (limited to 'scripts/bootgraph.pl')
-rw-r--r-- | scripts/bootgraph.pl | 32 |
1 files changed, 20 insertions, 12 deletions
diff --git a/scripts/bootgraph.pl b/scripts/bootgraph.pl index d2c61ef..0a498e3 100644 --- a/scripts/bootgraph.pl +++ b/scripts/bootgraph.pl @@ -78,15 +78,17 @@ while (<>) { } if ($count == 0) { - print "No data found in the dmesg. Make sure that 'printk.time=1' and\n"; - print "'initcall_debug' are passed on the kernel command line.\n\n"; - print "Usage: \n"; - print " dmesg | perl scripts/bootgraph.pl > output.svg\n\n"; - exit; + print STDERR <<END; +No data found in the dmesg. Make sure that 'printk.time=1' and +'initcall_debug' are passed on the kernel command line. +Usage: + dmesg | perl scripts/bootgraph.pl > output.svg +END + exit 1; } print "<?xml version=\"1.0\" standalone=\"no\"?> \n"; -print "<svg width=\"1000\" height=\"100%\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n"; +print "<svg width=\"2000\" height=\"100%\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n"; my @styles; @@ -103,18 +105,19 @@ $styles[9] = "fill:rgb(255,255,128);fill-opacity:0.5;stroke-width:1;stroke:rgb(0 $styles[10] = "fill:rgb(255,128,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; $styles[11] = "fill:rgb(128,255,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)"; -my $mult = 950.0 / ($maxtime - $firsttime); -my $threshold = ($maxtime - $firsttime) / 60.0; +my $mult = 1950.0 / ($maxtime - $firsttime); +my $threshold2 = ($maxtime - $firsttime) / 120.0; +my $threshold = $threshold2/10; my $stylecounter = 0; my %rows; my $rowscount = 1; my @initcalls = sort { $start{$a} <=> $start{$b} } keys(%start); -my $key; -foreach $key (@initcalls) { + +foreach my $key (@initcalls) { my $duration = $end{$key} - $start{$key}; if ($duration >= $threshold) { - my ($s, $s2, $e, $w, $y, $y2, $style); + my ($s, $s2, $s3, $e, $w, $y, $y2, $style); my $pid = $pids{$key}; if (!defined($rows{$pid})) { @@ -123,6 +126,7 @@ foreach $key (@initcalls) { } $s = ($start{$key} - $firsttime) * $mult; $s2 = $s + 6; + $s3 = $s + 1; $e = ($end{$key} - $firsttime) * $mult; $w = $e - $s; @@ -136,7 +140,11 @@ foreach $key (@initcalls) { }; print "<rect x=\"$s\" width=\"$w\" y=\"$y\" height=\"145\" style=\"$style\"/>\n"; - print "<text transform=\"translate($s2,$y2) rotate(90)\">$key</text>\n"; + if ($duration >= $threshold2) { + print "<text transform=\"translate($s2,$y2) rotate(90)\">$key</text>\n"; + } else { + print "<text transform=\"translate($s3,$y2) rotate(90)\" font-size=\"3pt\">$key</text>\n"; + } } } |