sub event_handler {
   my $worker_thread = sub { 
          my $row = shift;
          my $event = SOD::EventCooker->new($row);
          if (exists $p_ids{$row->{'ev_p_id'}}) {
             lock $sessions{$p_ids{$row->{'ev_p_id'}}};
             my $session = thaw sessions{$p_ids{$row->{'ev_p_id'}}};
             $event->evaluate($session->{PLAYER}->{GAMESTATS});
             $sessions{$p_ids{$row->{'ev_p_id'}}} = freeze $session;
          }
          else {
             $event->evaluate;
          }
      };

   my $dist_thread = sub { 
          my @threads;
          my $thread_time = time;
          my $dbh = DBI->connect("DBI:mysql:database=$appdata{DBBASE}", $appdata{DBUSER}, $appdata{DBPASS},
          { RaiseError => 1, AutoCommit => 1 }) || die $dbh->errstr;
          my $res = $dbh->selectall_hashref("SELECT * FROM event WHERE ev_time<=$thread_time", 'ev_time');
          $dbh->do("DELETE FROM event WHERE ev_time<=$thread_time"); 

          map {
              push @threads, threads->new($worker_thread->($res->{$_}));
          } sort keys(%$res);
          map {
             $_->detach;
          } @threads;
          $dbh->disconnect;
          undef $dbh;
      };
   
   while (1) {
      sleep 1;
      last if $tflag;
      threads->new($dist_thread)->detach;
   }   
}