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8/19/2019 Performance Database Finding
http://slidepdf.com/reader/full/performance-database-finding 1/5
Temuan performance database hasil testing tanggal 13 Januari 2016=========================================================
AWRRPT 10 !
Recommendation 1: SQL Tuning Estimated beneft is .28 active sessions, 40.43 o! tota" activit#. $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ %ction Tune t&e 'L(SQL b"oc) *it& SQL+- /n3)*d&ts1. Re!e to t&e Tuning 'L(SQL %"ications c&ate o! ac"es 'L(SQL 5ses 6uide and Re!eence. Re"ated b7ect SQL statement *it& SQL+- /n3)*d&ts1. begin proses"match"atmbtransfer#!1$% end% Rationa"e SQL statement *it& SQL+- /n3)*d&ts1 *as eecuted 1 times and &ad
an aveage e"ased time o! 1030 seconds&
AWRRPT PR'(Recommendation 1: SQL Tuning Estimated beneft is .48 active sessions, 10.21 o! tota" activit#. $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ %ction Tune t&e 'L(SQL b"oc) *it& SQL+- /n3)*d&ts1. Re!e to t&e Tuning 'L(SQL %"ications c&ate o! ac"es 'L(SQL 5ses 6uide and Re!eence. Re"ated b7ect SQL statement *it& SQL+- /n3)*d&ts1.
begin proses"match"atmbtransfer#!1$% end% Rationa"e SQL statement *it& SQL+- /n3)*d&ts1 *as eecuted / times and &ad an aveage e"ased time o! 1)2 seconds&
AWRRPT 10 !
8/19/2019 Performance Database Finding
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Recommendation 2: SQL Tuning Estimated beneft is .23 active sessions, 33.04 o! tota" activit#. $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ %ction Tune t&e 'L(SQL b"oc) *it& SQL+- 9v##0t2. Re!e to t&e Tuning 'L(SQL %"ications c&ate o! ac"es 'L(SQL 5ses 6uide and
Re!eence. Re"ated b7ect SQL statement *it& SQL+- 9v##0t2. begin proses"match"atmb#!1$% end% Rationa"e SQL statement *it& SQL+- 9v##0t2 *as eecuted 1 times and &ad an aveage e"ased time o! *+3 seconds&
AWRRPT PR'(Recommendation 2: SQL Tuning Estimated beneft is .42 active sessions, 8.8 o! tota" activit#. $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$
%ction Tune t&e 'L(SQL b"oc) *it& SQL+- 9v##0t2. Re!e to t&e Tuning 'L(SQL %"ications c&ate o! ac"es 'L(SQL 5ses 6uide and Re!eence. Re"ated b7ect SQL statement *it& SQL+- 9v##0t2. begin proses"match"atmb#!1$% end% Rationa"e SQL statement *it& SQL+- 9v##0t2 *as eecuted / times and &ad an aveage e"ased time o! 16, seconds&
AWRRPT 10 #tida- issue di prod$
inding 2: Log i"e S*itc&es
8/19/2019 Performance Database Finding
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mact is .1 active sessions, 23.0 o! tota" activit#.$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$Log f"e s*itc& oeations *ee consuming signifcant database time *&i"e*aiting !o c&ec)oint com"etion.
T&is ob"em can be caused b# use o! &ot bac)u mode on tab"esaces. -;L totab"esaces in &ot bac)u mode causes geneation o! additiona" edo.
Recommendation 1: -atabase <onfguation Estimated beneft is .1 active sessions, 23.0 o! tota" activit#. $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ %ction =ei!# *&et&e incementa" s&iing *as used !o standb# databases.
Recommendation 2: -atabase <onfguation Estimated beneft is .1 active sessions, 23.0 o! tota" activit#. $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ %ction ncease t&e si>e o! t&e "og f"es to 2048 ; to &o"d at "east 20 minutes
o! edo in!omation.
S#mtoms T&at Led to t&e inding: $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ ?ait c"ass <onfguation *as consuming signifcant database time. mact is .22 active sessions, 31.31 o! tota" activit#.
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
inding : 5ndesi>ed Redo Log AuBemact is .0 active sessions, 8.24 o! tota" activit#.$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$?aits !o edo "og buBe sace *ee consuming signifcant database time.
Recommendation 1: -atabase <onfguation Estimated beneft is .0 active sessions, 8.24 o! tota" activit#. $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ %ction ncease t&e si>e o! t&e edo "og buBe b# setting t&e va"ue o! aamete "og+buBe to 32 ;. Rationa"e T&e va"ue o! aamete "og+buBe *as 42024/ duing t&e ana"#sis eiod.
Recommendation 3: Segment Tuning Estimated beneft is .02 active sessions, 2.9 o! tota" activit#. $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ %ction nvestigate a"ication "ogic invo"ving ( on C-ED '%RTTC '%?%C6RE'RT.A-D+%T;ATR%CSER+2+;9.'20111 *it& ob7ect - /90920.
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Re"ated b7ect -atabase ob7ect *it& - /90920. Rationa"e T&e ( usage statistics !o t&e ob7ect ae: 0 !u"" ob7ect scans, 1430 &#sica" eads, 10 &#sica" *ites and 0 diect eads.
AWRRPT PR'( #tida- issue di 10$
inding 2: <'5 5sagemact is 1.2 active sessions, 2.8 o! tota" activit#.$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$Fost <'5 *as a bott"enec) and t&e instance *as consuming 1 o! t&e &ost <'5.%"" *ait times *i"" be inGated b# *ait !o <'5.Fost <'5 consumtion *as //.
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Recommendation 1: Fost <onfguation Estimated beneft is .94 active sessions, 1. o! tota" activit#. $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ %ction <onside adding moe <'5s to t&e &ost o adding instances seving t&e
database on ot&e &osts. %ction Session <'5 consumtion *as t&ott"ed b# t&e ac"e Resouce ;anage. <onside evising t&e esouce "an t&at *as active duing t&e ana"#sis eiod.
PR'(
10
R./'.(AT' !
(atabase 10 !1& erubah parameter log"buer menadi +0 #disama-an dengan prod$2& engurangi redolog goup menadi 3 #disama-an dengan prod$3& erubah con4gure dataguard di 10 han5a 1 standb5 #disama-andengan prod$+& /reate R -e 'RA/7. 8PP'RT mengenai issue performance di 10
berdasar-an data setelah perubahan -on4gurasi point 1 dan 2&