Class: RequestLog::Objects

Inherits:
Object
  • Object
show all
Includes:
Mongrel::HttpHandlerPlugin
Defined in:
lib/mongrel/debug.rb

Overview

stolen from Robert Klemme

Instance Method Summary collapse

Instance Method Details

#process(request, response) ⇒ Object 



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# File 'lib/mongrel/debug.rb', line 121

def process(request,response)
  begin
    stats = Hash.new(0)
    lengths = {}
    begin
      ObjectSpace.each_object do |o| 
        begin
          if o.respond_to? :length
            len = o.length
            lengths[o.class] ||= Mongrel::Stats.new(o.class)
            lengths[o.class].sample(len)
          end
        rescue Object
        end
  
        stats[o.class] += 1
      end
    rescue Object # Ignore since ObjectSpace might not be loaded on JRuby
    end

    stats.sort {|(k1,v1),(k2,v2)| v2 <=> v1}.each do |k,v|
      if $last_stat
        delta = v - $last_stat[k]
        if v > 10 and delta != 0
          if lengths[k]
            $objects_out.printf "%d,%s,%d,%d,%d,%f,%f,%f\n", $run_count, k, $last_stat[k], v, delta,lengths[k].mean,lengths[k].sd,lengths[k].max
          else
            $objects_out.printf "%d,%s,%d,%d,%d,,,\n", $run_count, k, $last_stat[k], v, delta
          end
        end
      end
    end

    $run_count += 1
    $last_stat = stats
  rescue Object
    STDERR.puts "object.log ERROR: #$!"
  end
end