2026-03-12 20:23:15

timhall/monitoring/rbs_stats.sql

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+-- -----------------------------------------------------------------------------------
+-- File Name    : https://oracle-base.com/dba/monitoring/rbs_stats.sql
+-- Author       : Tim Hall
+-- Description  : Displays rollback segment statistics.
+-- Requirements : Access to the v$ & DBA views.
+-- Call Syntax  : @rbs_stats
+-- Last Modified: 15/07/2000
+-- -----------------------------------------------------------------------------------
+SET LINESIZE 500
+SET PAGESIZE 1000
+SET VERIFY OFF
+
+SELECT b.name "Segment Name",
+       Trunc(c.bytes/1024) "Size (Kb)",
+       a.optsize "Optimal",
+       a.shrinks "Shrinks",
+       a.aveshrink "Avg Shrink",
+       a.wraps "Wraps",
+       a.extends "Extends"
+FROM   v$rollstat a,
+       v$rollname b,
+       dba_segments c
+WHERE  a.usn  = b.usn
+AND    b.name = c.segment_name
+ORDER BY b.name;
+
+SET PAGESIZE 14
+SET VERIFY ON