Time Consuming SQL Statements

Question

Hi All
I am working on Performance Tuning on Oracle 10g/ Solaris environment.
I am looking for a shell script that gives top 10 Time Consuming SQL Statements...... My client does not want me to use statspack or OEM for somereasons which i dont know.
I am wondering if any of you might help me out ....
Please post your script here ...........
thanks in advance
riah

Answer 1

Hi,
might be the script from Steve Adams site gives you some ideas
-- Script:     expensive_sql.sql
-- Purpose:     to find expensive sql that may need tuning
-- Copyright:     (c) 2000 Ixora Pty Ltd
-- Author:     Steve Adams
@save_sqlplus_settings
prompt This script shows SQL statement that account for more than
prompt a certain percentage of disk reads.
prompt
@accept Percent "Threshold percentage of disk reads" 2.5
column executes format 9999999
break on load on executes
select
substr(
to_char(
100 * s.disk_reads / t.total_disk_reads,
'99.00'
2
) ||
'%' load,
s.executions executes,
p.sql_text
from
( select sum(disk_reads) total_disk_reads from sys.v_$sql ) t,
sys.v_$sql s,
sys.v_$sqltext p
where
(100 * s.disk_reads / t.total_disk_reads > &Percent)
and s.disk_reads > 50 * s.executions and
p.address = s.address
order by
1, s.address, p.piece
undefine Percent
@restore_sqlplus_settings
Hope this helps,
Andrey