Test and fix very small --chunk-time. Report immediately when a slave is stopped. Add short form -q for --quiet. Report very slow checksums once for each table. Use Cxn::name() instead of Cxn::dsn()->{n}; remove n from DSNParser; make cxn's name @@hostname by default, else stringified DSN parts.

lib/DSNParser.pm

@@ -170,10 +170,6 @@ sub parse {
       }
    }
 
-   if ( !$final_props{n} ) {  # name
-      $final_props{n} = $self->as_string(\%final_props, [qw(h P S F)]);
-   }
-
    return \%final_props;
 }