[Neighborhoods ]ORACLE the catalog. Calvin huge increase in file size HP-UX 11.11 Oracle 9i Oracle installed in /oracle /oracle/adm/ORCL/udump Under. I. a document or even 1G 2G,4G /oracle Will spread quickly, the database will die of course, only after manual deletion. Calvin, what the solution? What are the causes or likely? Pillar master guiding 1 is the opening of the trace you 2 see alert.log 3 can be amended max_dump_file_size How closed trace log, I have encountered this problem, I have a 20G udump catalog data. Alter system set oracle_trace_enable=false [ Closed window ]