Datapump export is slow when there are many triggers

In 10.2.0.5 and 11.2.0.2 the bug  7710931 is fixed DATAPUMP EXPORT IS EXTREMELY SLOW WHEN EXTRACTING SCHEMA

Also, there is
Bug 7413726 - Poor EXPDP performance when db COMPATIBLE=10.2.0.3 or 10.2.0.4 which is a duplicate of Bug 7710931