Script: top_latches.sql

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-- -----------------------------------------------------------------------------------
-- File Name    : http://oracle-base.com/dba/monitoring/top_latches.sql
-- Author       : Tim Hall
-- Description  : Displays information about the top latches.
-- Requirements : Access to the V$ views.
-- Call Syntax  : @top_latches
-- Last Modified: 15-JUL-2000
-- -----------------------------------------------------------------------------------
SET LINESIZE 200

SELECT l.latch#,
       l.name,
       l.gets,
       l.misses,
       l.sleeps,
       l.immediate_gets,
       l.immediate_misses,
       l.spin_gets
FROM   v$latch l
WHERE  l.misses > 0
ORDER BY l.misses DESC;