RE:Huge number of DBA_DDL_LOCKS

  • From: M.K.Jha@xxxxxxxx
  • To: oracle-l@xxxxxxxxxxxxx
  • Date: Thu, 4 Mar 2004 15:37:00 0000

Not need to worry if most of lock are of "MODE_HELD"= 'NULL' type.


====================
Dear All,

Why these many DDL locks? Is something wrong in this environment? Or it is
normal to have 20k+ locks?

If it is not okay where should I start investigating this issue?

Oracle8i Enterprise Edition Release 8.1.7.3.0 - Production
With the Partitioning and Parallel Server options
JServer Release 8.1.7.3.0 - Production

SQL> select count(*) from dba_ddl_locks;

  COUNT(*)
----------
     21318

SQL> select count(*) from dba_dml_locks;

  COUNT(*)
----------
         3

SQL>

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