pg_restore bug in ver 7.2.2?

Is there a bug in pg_restore 7.2.2 (didn't test in others) related
to pg_restore? This take more than 14 hours to be done in a
Database with 1.5 GB:

$pg_restore -a -d DB2 -Fc -o -v DB1.dump

why?

TIA,
Ricardo.