WebApr 7, 2013 · You should see significant reduction in the contention for the shared pool and library cache latches when you convert literal SQL statements to use bind variables. The conversion is best done in the application. The workaround is to set the initialization parameter CURSOR_SHARING to FORCE. This allows statements that differ in literal … WebAug 27, 2009 · As that command requires absolute file id (not relative) we have to do a little conversion first (in cases where there are multiple files with same relative file number in database): SQL> select file_id from dba_extents where relative_fno = 1 and segment_name = 'SYS_IOT_TOP_94276'; FILE_ID ---------- 1
Tuning Resource Contention - Oracle
WebRather than increasing SPINCOUNT to reduce the latch free waits (a symptom), you should change the object to allow for multiple processes to insert into free blocks. This approach … WebJul 7, 2003 · A latch has a different implementation to a "lock". They are also used in different ways (for example, you can't issue a "latch table" statement, but you can "lock table"). Different names make it easier to know what you're talking about. If they were all called lock then you'd always be qualifying it. ontario shores family support
Is it latch contention? - Oracle Forums
WebFeb 20, 2008 · Initial investigation pushing me to understand that there should be something wrong with a table and associated index. It may be a case of 'hot blocks' which are getting … http://www.dbaref.com/oracledba-interview-questions/whatarelatchesandwhatcauseslatchcontention WebDon't focus on the GTT until you have sufficient evidence to point to it being the root cause which it appears you do not have. 0 ... ----- Action Investigate the cause for latch contention using the given blocking sessions or modules. Rationale The session with ID 76 and serial number 11 in instance number 1 was the blocking session ... ionic bonds are stronger than covalent bonds