Oracle and Informaatica Performance Tuning Framework

8/11/2019 Oracle and Informaatica Performance Tuning Framework

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ERFORMANCE E VALUATION :

O RACLE A ND I NFORMATICA

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TABLE OF CONTENTS

TABLE OF CONTENTS...............................................................................................................................2

DOCUMENT PURPOSE...............................................................................................................................4

SECTION 1: TUNING OF INFORMATICA SERVER AND MAPPINGS..............................................5

1.1 S UGGESTED I NFORMATICA SERVER CONFIGURATION .............................................................................51.1.1 PMServer Configuration.................................................................................................................51.1.2 Repository Server Configuration....................................................................................................6 1.1.3 Informatica Environment configuration..........................................................................................7

1.2 I NFORMATICA SERVER TUNING FRAMEWORK ...................................................................................81.3 I NFORMATICA MAPPING TUNING FRAMEWORK ................................................................................9

1.3.1 uning !oa"..............................................................................................................................#1.3.2 Mapping uning Steps..............................................................................................................#

SECTION 2: TUNING OF ORACLE SERVER AND APPLICATION COMPONENTS....................13

2.1 D EFINING THE TUNING SCOPE AND EFFORT ESTIMATION ......................................................................142.3 T HE TUNING PROCEDURE .....................................................................................................................15

2.3.1 Instance $ptimi%ation...................................................................................................................152.3.1.1 SGA Param ! r"......................................................................................................................152.3.1.2 I#O Param ! r"........................................................................................................................1$2.3.1.3 S%r! Param ! r".......................................................................................................................182.3.1.4 Para&& & '( r) Param ! r"......................................................................................................182.3.1.5 Ora*& Para&& & S r+ r Param ! r"..........................................................................................182.3.1., OS S- * / * Param ! r"..........................................................................................................182.3.1.$ C%0! 0! %0 I""( "....................................................................................................................19

2.3.2 Space Management.......................................................................................................................212.3.2.1 Ca! %r a! %0 %/ !a & "-a* " Sma&& ! 0!6 M 7 (m ! 0!6 ar ! 0!.........................212.3.2.2 Or a0 a! %0 %/ !a & "-a* " m(&! -& 7a!a / & " %0 7 // r 0! 7r + "....................................212.3.2.3 Ta & "-a* /ra m 0!a! %0 I0! r0a& # E ! r0a&.....................................................................22

2.3.3 S&' Reuse $pportunities..............................................................................................................222.3.( $ptima" )ata *ccess +it, suita-"e o- ect p"acement...................................................................222.3.5 &uery uning // Concepts.............................................................................................................2(

2.3.5.1 O-! m r A--r%a* # G%a&....................................................................................................242.3.5.2 F(&& Ta & S*a0" V" Ra0 S*a0"...........................................................................................2$2.3.5.3 I07 S*a0 T)- "....................................................................................................................282.3.3.5 :% 0 T)- "...........................................................................................................................3;2.3.4.5 S!a!" C%&& *! %0...................................................................................................................33

2.3.6 &uery uning / Steps.....................................................................................................................3(2.3.,.1 U" 0 H 0!" O+ r+


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3 REFERENCES.....................................................................................................................................42

APPENDI A................................................................................................................................................43

APPENDI= A.1 PMS ERVER CONFIGURATION FI E...................................................................................43

APPENDI B ! ORACLE STATS COLLECTION APPROAC"..........................................................45

>.1 S TATS CO ECTION ...........................................................................................................................45>.2? O RAC E STATS A NA @TICS .................................................................................................................4,

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Document Purpose

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SECTION 1: Tuning of Informatica Server an !appings

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STORAGE (

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INDEX FRAGMENTATION

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O*e&e/(e$+e+ o e)(

T MA=E=TENTS "!%ra -aram ! r "- * / " ! ma m(m 0(m r %/ ! 0!" ! a! *a0 a&&%*a! 7 !%! " m 0!. O0* a " m 0! a" / && 7 ! ma m(m 0(m r %/ ! 0!"6 a0) r%< 0" r! %0 < && /a &. I/ a0% *! " a--r%a* 0 !" ma m(m ! 0!" " !! 0 6 < *a0 *%0" 7 r 0*r a" 0 ! +a&( %/ ! " m 0! "MA=E=TENTS "!%ra -aram ! r6 %r r ( &7 0 ! " m 0! < ! a &ar r ! 0! " . E0"(r ! a! !

! 0!" < ! 0 ! " m 0! ar ! "am " ) "- * /) 0 "!%ra -aram ! r" < r ! INITIA a07 NE=T +a&( " ar ! "am a07 PCTINCREASE ;.

2.3.5 #e&0 T#$%$g Co$)e,(-

W < && a""(m C%"! >a" 7 O-! m r C>O 0 /%r* . T " " "% *a(" R>O " - *! 7 !% 7 *%mm "" %0 7 0 /(!(r Ora*& r & a" ". > /%r 6 < % a %(! !(0 0 S' ( r " ! < && (" /(& !%

a+ a7 (a! a* r%(07 0 ! /%&&%< 0 *%0* -!"

O-! m r A--r%a* # G%a&F(&& Ta & S*a0" V" Ra0 S*a0"

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2


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I07 S*a0":% 0 T)- "S!a!" C%&& *! %0

2.3.5.1 O,(%'%>e& A,,&oa)= Goa

T *(! %0 -&a0 -r%7(* 7 ) ! %-! m r *a0 +ar) 7 - 07 0 %0 ! %-! m rQ" %a&. O-! m 0 /%r "! ! r%( -(! " m%r & &) !% r "(&! 0 a /(&& !a & "*a0 ra! r ! a0 a0 07 "*a06 %r a "%r! m r %ra! r ! a0 a 0 "! 7 &%%-" % 0. O-! m 0 /%r "! r "-%0" ! m 6 %< + r6 m%r & &) r "(&!" 0 a0 07"*a0 %r a 0 "! 7 &%%-" % 0.

>a" 7 %0 a--& *a! %0 0 7"6 < * %%" ! %-! m r a--r%a* # %a&. T /%&&%< 0 ( 7 & 0 " ma) (" /(&

F%r a--& *a! %0" - r/%rm 7 0 a!* 6 "(* a" Ora*& R -%r!"#ET a--& *a! %0"6 < 0 7 !% %-! m /%r "! ! r%( -(!. U"(a&&)6 ! r%( -(! " m%r m-%r!a0! 0 a!* a--& *a! %0"6 *a(" ! (" r

0 ! a! 0 ! a--& *a! %0 " %0&) *%0* r0 7 < ! ! ! m 0 * ""ar) /%r ! a--& *a! %0 !% *%m-&R "-%0" ! m " & "" m-%r!a0!6 *a(" ! (" r 7% " 0%! am 0 ! r "(&!" %/ 07 + 7(a& "!a! m 0!"

< & ! a--& *a! %0 " r(00 0 .

F%r 0! ra*! + a--& *a! %0"6 "(* a" Ora*& F%rm" a--& *a! %0" %r S' P&(" ( r "6 < 0 7 !%%-! m /%r "! r "-%0" ! m . U"(a&&)6 r "-%0" ! m " m-%r!a0! 0 0! ra*! + a--& *a! %0"

*a(" ! 0! ra*! + (" r " O S!a! "! *" 0 ! Da!a D *! %0ar)o O-! m r S' H 0!"

T 7 !a &" ar !a (&a! 7 &% !ma-" *a0 // * 0!&) m r 07 " ! a! *%rr "-%07 !% " + ra&*%07 ! %0" 0 aWHERE *&a(" 6 (" 0 >%%& a0 %- ra! %0" !% r "%&+AND a07 OR*%07 ! %0".> !ma- a** "" " a+a &a & %0&) < ! ! C>O Ora*& 9 J E0! r-r " E7 ! %0 .

2.3.3.5 ?o%$ T0,e-

:% 0" ar "!a! m 0!" ! a! r !r + 7a!a /r%m m%r ! a0 %0 !a & . A % 0 " * ara*! r 7 ) m(&! -& !a & " 0 ! FROM*&a(" 6 a07 ! r &a! %0" - !< 0 ! !a & " " 7 / 0 7 ! r%( ! "! 0* %/ a % 0 *%07 ! %0 0 ! WHER

*&a(" .

?o%$ T0,e E/, a$a(%o$

Ne-(e+ Loo, ?o%$- N "! 7 &%%- N % 0" ar (" /(& /%r % 0 0 "ma&& "( " !" %/ 7a!a a07 / ! % 0*%07 ! %0 " a0 // * 0!


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T %-! m r (" " N % 0" < 0 % 0 0 "ma&& 0(m r %/ r%


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T %-! m r (" " a a" % 0 !% % 0 !


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SORT JOINTABLE ACCESS FULL SO_LINES_ALLFILTERSORT JOINTABLE ACCESS FULL SO_LINES_ALL

T %-! m r *a0 * %%" "%r! m r % 0 %+ r a" % 0 /%r % 0 0 &ar am%(0!" %7a!a / a0) %/ ! /%&&%< 0 ar !r(

o T % 0 *%07 ! %0 !< 0 ! *a(" %/ "%r!" a&r a7) r ( r 7 ) %! r %- ra! %0"6 ! %-! m r

/ 07" ! " * a- r !% (" "%r! m r %+ r a" % 0o T %-! m r ! 0 " ! a! ! *%"! %/ a" % 0 " r a" 7 %0 !

" !! 0 " %/HASH_AREA_SIZE a07 SORT_AREA_SIZE

W *a0 (" ! USE_MERGE 0! !% a7+ " ! %-! m r !% (" a m r % 0 < 0 % 0 0 ! !


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S!a! "! *" " %(&7 0 ra! 7 < ! ! D>MSLSTATS -a* a .

T "!a! "! *" 0 ra! 7 0*&(7 ! /%&&%< 0

Ta & "!a! "! *"

o N(m r %/ r%MSLSTATS a! r 0 -r%* 7(r " !% D>MSLSTATS.AUTOLSAMP ELSI E !% ma m - r/%rma0* a 0" < & a* + 00 * ""ar) "!a! "! *a& a**(ra*).

F%r am-& 6 !% *%&& *! !a & a07 *%&(m0 "!a! "! *" /%r a&& !a & " 0 OE "* ma < ! a(!%?"am-& 0

EXECUTE DBMS_STATS . GATHER_SCHEMA_STATS ( 'OE' , DBMS_STATS . AUTO_SAMPLE_SIZE );

T "!a! "! *" a! r 0 -r%* 7(r " 0 ! D>MSLSTATS -a* a " 0(m ra! 7 &% 200000 )

2.3. . "%$(- fo& Pa&a e O,e&a(%o$-

"%$( E/, a$a(%o$

PARALLEL T PARALLEL 0! a&&%


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2.3. .6 M%-)e a$eo#- "%$(-

"%$( E/, a$a(%o$

APPENDT APPEND 0! a&&%


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PUS"@SUBT PUSH_SUBQ 0! *a(" " 0%0?m r 7 "( ( r " !% +a&(a! 7 a! !

ar& "! -%"" & -&a* 0 ! *(! %0 -&a0. G 0 ra&&)6 "( ( r " ! a! ar 0%!m r 7 ar *(! 7 a" ! &a"! "! - 0 ! *(! %0 -&a0. I/ ! "( ( r) "r &a! + &) 0 - 0" + a07 r 7(* " ! 0(m r %/ r%


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Page 4 of 54

4


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APPENDI& A

A,,e$+%/ A.1 ! PMSe&*e& Co$f%g#&a(%o$ F% eCommThreadPoolSize=30ServiceThreadPoolSize=30EngineThreadPoolSize=30LMRepoConnPoolSize=60 /*To s ppor! 60 conc rren! reposi!or" connec!ions */

# $%sol !e or rela!ive pa!h o& !he &ile 'here !he LM 'ill 'ri!e i!s messages(

Log)ile ame=/pa!h/+Rep ame,/pmserver(log /* sho ld %e on high speed mo n!eddrive */

# -e!ermine one o& !he !'o server da!a movemen! modes. C1-E or $SC (# & no! speci&ied2 $SC da!a movemen! mode is ass med(

-a!aMovemen!Mode=$SC /* nless 'e are processing m l!iple lang ages2 $SC modeis o &rom per&ormance perspec!ive */

# Ma4im m n m%er o& sessions 5 ased on o r pea !ime re7 iremen!( Se! i! 809 over!he ma4im m conc rrenc" re7 iremen! !o acco n! &or processing &irs! !ime &ail res(

Ma4Sessions=800

# Load Manager :pmserver; shared memor"2 in %"!es# )or each 0000000

# 1%sole!e parame!er PMCache-ir. Po'erMar! Cache direc!or" loca!ion# ?ill %e de s ppor!ed in & ! re release# Recommenda!ion. se server varia%le @PMCache-ir in !he ?or &lo' Manager

PMCache-ir=/!mp /* Sho ld %e high speed s'ap space ra!her !han mo n!ed drive !oimprove paging e&&icienc" */

# $pplies i& !here is no &ree LMSAM slo! availa%le !o r n a session( & se!# !o Bes2 i! &ails !he session else i! places !he session in !he pending 7 e e(

)ailSession &Ma4SessionsReached= o# Speci&" Bes !o ! rn on Po'erMar! >(0 / Po'erCen!er


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# $ggrega!or 'idge! 'ill !rea! all ro' !"pes !o %e add !o lis! o& gro ps &rom# !he gro ping perspec!ive &or a da!adriven session 'i!h nonincremen!al# aggrega!ion( & no! se!2 !hen ro' !"pe dele!e 'ill %e removed &rom !he# lis! o& gro ps(

$ggrega!eTrea!Ro'$s nser!=0

# Le! pmserver no' 'hich displa" &orma! !o displa" -a!e/Time in# e(g( -a!e-ispla")orma!=BBBB/MM/-- AA8>.M .SS

-a!e-ispla")orma!=-B M1 -- AA8>.M .SS BBBBTrea! ll nComparison1pera!ors$s=

# Ena%le de% gging capa%ili!ies o& !his server

LoadManager$llo'-e% gging=Bes

# Crea!e indica!or &iles &or &ile o !p !

Crea!e ndica!or)iles= o

# Ma4 # o& - connec!ions !o %e sed %" Loo p/SP(# 0 means nlimi!ed

Ma4Loo pSP- Connec!ions=0

# Ma4 # o& in!ernal - connec!ions !ha! can %e sed %"# !he applica!ion(# The de&a l! :and minim m val e; is


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1 !p !Me!a-a!a)or))=

# ?he!her !o valida!e codepage compa!i%ili!" %e!'een so rce/server/!arge!/l p/SP

Qalida!e-a!aCodePages=Bes

# 1 !p ! session log in T) &orma!SessionLog n T) = o

APPENDI& B ' Orac#e Stats Co##ection Approac(

B.1 ! S(a(- Co e)(%o$

T=e a,,&oa)= fo o e+ (o )o e)( (=e O&a) e -(a(- %- a- #$+e&:

I0/%rma! *a % # S!%r 7 -r%* 7(r *a0 "* 7(& 7 + r) 15 m 0(! " !% *%&& *! "!a!" /%r ! 7a!a a" . U" r 7 / 0 7 !a & " & D>L> OCKL>UFFERLSTATS6 I>LSTATS6 DATALDICTLCACHE ar *r a! 7 !%"!%r "!a!" 7a!a.

D>L> OCKL>UFFERLSTATS

" & *! 0am 6 +a&(/r%m + ")""!a!< r 0am 0 *%0" "! 0! !" 6 7 &%* !" 6 - )" *a& r a7"

I>LSTATS

" & *! "(m - 0" - 0"6 "(m r &%a7" r &%a7"/r%m + & rar)*a*

DATALDICTLCACHE

" & *! "(m !" GETS6 "(m !m "" " GETMISSES/r%m + r%


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" & *! r.0am 6 ". !"6 ".L> OCKL>UFFER6 DATALDICTLCACHE6 DFI ELSTATS6 I>LSTATS6 REDOL OGLSTATS6REDOLSPACELRE'6 RO >ACKLSTATS a07 SORTLSTATS.

STATS 1: DB@BLOC9@BUFFER "%( S(a(-

select t1 . run_date , t1 . run_seq , t1 .name as "physical reads" , t1 .value asphys_reads , t2 .name as "consistent gets" , t2 .value as consis_gets , t3 .name as "dbblock gets" , t3 .value as db_block_gets ,1 -( t1 .value /( t2 .value + t3 .value)) as "Hit Ratio"from(select db_name , run_date , run_seq ,name, value from DB_BLOCK_BUFFER wherename = 'physical reads' ) t1 ,(select db_name , run_seq ,name, value from DB_BLOCK_BUFFER where name ='consistent gets' ) t2 ,(select db_name , run_seq ,name, value from DB_BLOCK_BUFFER where name ='db block gets' ) t3wheret1 . db_name = 'GGLDWP2' or GGLDWP1andt1 . db_name = t2 . db_nameandt1 . run_seq = t2 . run_seqand

t2 . db_name = t3 . db_nameandt2 . run_seq = t3 . run_seq

Hit Ratio = 1 - (physical reads /(consistent gets + db block gets ))

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select db_name , run_seq , run_date , sum_gets , sum_misses fromDATA_DICT_CACHE

STATS 4 ! Da(a F% e I O S(a(-

T !a & ?-ar! ! %0 0 "* m " %(&7 "(* "% a" !% m 0 m " r a& a! %0 (// r" < && r a&&) &- )7% 0 ! /%&&%< 0

o S ! 7 L &%* L&r(L"!a! "! *" TRUE a07 7 L &%* L&r(L ! 07 7L"!a! "! *" TRUE 0 ! 0 !.%ra -aram ! r".

o C * ! "!a!" a a 0.

select * from dfile_stats where db_name = 'GGLDWP2' {or GGLDWP1}

STATS 5 Ro a) Co$(e$(%o$

GETS - # of gets on the rollback segment header WAITS - # of waits for the rollback segment header

select db_name , run_seq , run_date , ( sum ( waits ) / sum ( gets ))* 100 as Ratiofrom rollback_stats where db_name = 'GGLDWP2' { GGLDWP1 }group by db_name , run_seq , run_date

I/ ! ra! % %/


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I/ ! &a!* r ( "! 7< ! a < && 0?!%? 3 group by a . owner , segment_name , segment_type , max_extentsorder by a . owner , segment_name , segment_type , max_extents

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Oracle and Informaatica Performance Tuning Framework

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