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Oracle Database Patching - DOAG Deutsche ORACLE ... · Overview of Database Patch Delivery ... • MOS-Note 761111.1 – „RDBMS Online Patching Aka Hot Patching ... => Ab 12.1.0.1

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Page 1: Oracle Database Patching - DOAG Deutsche ORACLE ... · Overview of Database Patch Delivery ... • MOS-Note 761111.1 – „RDBMS Online Patching Aka Hot Patching ... => Ab 12.1.0.1
Page 2: Oracle Database Patching - DOAG Deutsche ORACLE ... · Overview of Database Patch Delivery ... • MOS-Note 761111.1 – „RDBMS Online Patching Aka Hot Patching ... => Ab 12.1.0.1

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OracleDatabasePatchingDOAGRegionaltreffenBremen,26.01.2017

Dr.NorbertLeiendeckerPrincipalSalesConsultantPublicSectorArchitectsforCloud&IT-Technologies

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OraclePatcharten–Welcheristderrichtige?

3

SPUCPU BP DBBP QFSDPPSU PSR

„Würdestdumirbittesagen,wieichvonhierausweitergehensoll?“„DashängtzumgroßenTeildavonab,wohindumöchtest“,sagtedieKatzeLewisCarroll,„AliceimWunderland“

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GuterStartpunktzumentlanghangeln...• MOS-Note1962125.1 OverviewofDatabasePatchDeliveryMethods

4

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Begriffserläuterungen–TestartenvonPatches• FunktionaleTests– TesteinesspeziellenBereichs(FeatureoderTeilbereicheinesFeatures)– RegressionTest=>Ergebnis/VerhalteneinerOperationentsprichtdenErwartungen?

• StressTests– LasttestsbisandieGrenzenderRessourcen

• PerformanceTests– VerschiedeneWorkloadsundFeatures– PerformancemessungspeziellerOperationen(„Atomics“Tests)–GesamtperformancespeziellerWorkloads/Features

5

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Begriffserläuterungen-VersionsNummern

Term VersionNumber Example

MajorRelease First2digitsoftheversion 11.2

BaseRelease First4digitsofaMajorRelease 11.2.0.1

PatchSetRelease(PSR) 4thdigitoftheversion 11.2.0.4

PatchSetUpdate(PSU) 5thdigitofaversion 11.2.0.4.160419

BundlePatch(BP) 5thdigitofaversion+texttoindicatewhichseriesofbundle

ExadataDatabaseBundlePatch11.2.0.4.160419

SecurityPatchUpdate(SPU) Designatedbyamonth/year 11.2.0.4Jan2015SPU

6

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ReaktivProaktiv• InterimPatches(historisch“One-Off”)– Spez.Form“DiagnosticPatch”

• FürKombinationaus“Defekt+Version+Plattform”

• durchlaufeneinfacheQS-Tests• werdeninnächstesrelevantesPatch-Set-Releaseintegriert– WennDeadlinefürPatch-Setschonerreicht,wirdInterims-PatchinübernächstesPatch-Set-Releaseintegriert

• behebenBugsvongravierenderAuswirkung

• kontrolliertesRisikodurchintensiveQS• Verfügbaraufsupport.oracle.comàTab."Patches&Updates"

GrundlegendePatch-Arten

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ReaktivePatches• SonderformistOnline-bzw.Hot-Patchingfähig– EnthältnureinesharedLibrary

• KanngegenlaufendeRDBMSInstanzinstalliertwerden• opatch apply online –connectString <SID>:<USERNAME>:<PASSWORD>

• PatchOnline-fähig?– README– cd<patchdir>;opatchquery–allonline=>„Patchisanonlinepatch:true“

• MOS-Note761111.1–„RDBMSOnlinePatchingAkaHotPatching“

8

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ProaktivePatches• SecurityPatchUpdate(SPU)• PatchSetUpdate(PSU)• BundlePatch(BP)• DatabaseProactiveBundlePatch(DBBP)• ComboPatch• QuarterlyFullStackDownloadPatch(QFSDP)• AndereproaktivePatches

9

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ProactiveBundlePatch(DBBP)

QuarterlyFullStackDownloadPatch(QFSDP)

BundlePatch(BP)

PatchSetUpdate(PSU)

SecurityPatchUpdate(SPU)

StandardKonfigurationen EngineeredSystems

ProaktivePatches

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Sonderfall„ProaktivePatches“–PSRbzw.Patchset• PatchSetRelease-PSR

11

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Sonderfall„ProaktivePatches“-PSR• PatchSetRelease–PSR• „PatchSet“irreführend,daFullRelease!• Überotn.oracle.comnormalerweisenurDownloaddesBasis-Releases– Z.B.11.2.0.1viaOTN,11.2.0.4nurüberMOS

• Out-of-Place=>InstallationinneuesOracleHome• In-placesupported,abernichtempfohlen• GIUpgradesimmerOut-of-Place

12

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SecurityPatchUpdate-SPU• SammlungvonSecurity-Fixes(ehemalsCriticalPatchUpdates=CPUs)• Rhythmus:vierteljährlich• StetsRACRollingund„StandbyFirst“installierbar

DatabaseSPUslaufenmit12caus=>Ab12.1.0.1Security-FixesinBundlePatchoderPSUintegriert

13

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...UnddochwiederCPU??

14

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RACRollingundStandbyFirst

15

• Wasbedeutet„RACRolling“?– EinKnotennachdemanderenwirdgepatcht–Mindestens1Knotenimmeraktiv– KeinkompletterCluster-Shutdown–Ggf.dennochDowntimedurchauszuführendeSkripteinder/denDatenbanken

• Wasbedeutet„StandbyFirst“?

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DataGuardStandby-FirstPatchApply① BinaryInstallationaufderStandby-Seite

① ShutdownderStandby-Instanz② BinaryInstallation③ RestartStandby④ RestartMediaRecovery

② TestenderStandby① KonvertierenzuSnapshotStandby② Ggf.fürdasPatchennotwendigeSQLsausführen③ Testen④ KonvertierenzurückzurPhysicalStandby

③ Patchingabschließen(Primary-Seite)① ShutdownderPrimary② BinaryInstallation③ StartupPrimary④ Ggf.fürdasPatchennotwendigeSQLsausführen

16

OraclePatchAssurance-DataGuardStandby-FirstPatchApply(DocID1265700.1)

UnterschiedlicheDatabaseHomesmaximal31Tage!

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PatchSetUpdate–PSU 1/2• SammlungvonFixesfürkritischeBugs

• InklusiveSecurity-Fixes• EnthältkeineÄnderungendesOptimizers

• EnthältkeineÄnderungen,dieApplikationenbeeinflussen• KannmehrereKomponentendesStacksbeinhalten(z.B.GIPSU=GI+DB)

• Rhythmus:vierteljährlich(Dienstag,der17.Jan/Apr/Jul/Oktamnächstenliegt)– http://www.oracle.com/technetwork/topics/security/alerts-086861.html-CriticalPatchUpdates

• kumulativ

• DBPSUundGIPSUstetsRACRollingund„StandbyFirst“installierbar• OJVMPSUwederRACRollingnoch„StandbyFirst“installierbar

17

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PatchSetUpdate–PSU 2/2• InklusiveSecurity-Fixes– „OraclewillissueSecurityAlertsforvulnerabilityfixesdeemedtoocriticaltowaitfordistributioninthenextCriticalPatch

Update.“

– AutomatischeBenachrichtigungüberSecurityAlertskannabonniertwerden– Anleitung:http://www.oracle.com/technetwork/topics/security/securityemail-090378.html

18

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BundlePatch-BP• SammlungvonFixesfürBugseinesFeatures,ProduktsoderKonfiguration– z.B.WindowsDatabaseBundlePatch,DatabasePatchforExadata,DatabaseProactiveBundlePatch(DBBP)

• ObermengevonPSU• KannmehrereKomponentendesStacksbeinhalten– z.B.DatabasePatchforExadata=>FixesfürDatenbankundGridInfrastruktur

• Rhythmus:vierteljährlich• StetsRACRollingund„StandbyFirst“installierbar• SeitApril2016:„DatabasePatchforEngineeredSystems“und„DatabaseIn-Memory“umbenanntin„DatabaseProactiveBundlePatch“

19

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AndereProactivePatches• FürsehrspezielleEinsatzzwecke• AußerhalbdesnormalenSPU/PSU/BPZyklus• Z.B.Time-ZonePatchesalle6Monate• Typischerweiseals„InterimPatch“

20

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Note1454618.1 QuickReferencetoPatchNumbersforDatabasePSU,SPU(CPU),BundlePatchesandPatchsets

21

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Note756671.1 OracleRecommendedPatches–OracleDatabase

22

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Note1389167.1–GetProactivewithOracleDatabase

23

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Beispiele

24

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„opatchlspatches“zeigtnichtdieseNummer,sonderndiese

goofy*emrep-/u01/app/oracle/product/12102/dbhome_1/OPatch>./opatch lspatches24846605;OCW Interim patch for 2484660524340679;DATABASE BUNDLE PATCH: 12.1.0.2.161018 (24340679)21555660;Database PSU 12.1.0.2.5, Oracle JavaVM Component (Oct2015)

DBBP

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PSU

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PSU

ol6rac1*+ASM1-/home/oracle>opatchlspatches23727148;24007012;ACFSPatchSetUpdate:12.1.0.2.161018(24007012)24006101;DatabasePatchSetUpdate:12.1.0.2.161018(24006101)23854735;OCWPatchSetUpdate:12.1.0.2.161018(23854735)21436941;WLMPatchSetUpdate:12.1.0.2.5(21436941)

OPatchsucceeded.

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QuarterlyFullStackDownloadPatch–QFSDP

• Sammlungvonverschiedenen,konfliktfreienPatchesin„einemPatch“• Z.B.„QFSDPforSuperCluster“enthält:–QuarterlyDatabasePatchforExadata–OJVMPSU–WeitereSuperClusterSystemPatches(SCMU,Firmware,Treiberusw.)

• WirdauchvonPlatinumServicesgenutzt

28

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QuarterlyFullStackDownloadPatch-QFSDP

• PlatinumCertificationinExachk–MOS-Note1968952.1– System„PlatinumReady“Check

• CertifiedPlatinumConfigs!– http://www.oracle.com/us/support/library/certified-platinum-configs-1652888.pdf

• NichtmehralszweiQFSDPsauslassen!• KeinproaktiverHinweisdurchPlatinum-Support!

29

...Youwillberesponsible(i)forcontactingOracletoscheduletheremotepatchinstallationand(ii)forapprovinganypatchtobeinstalled....

Quelle:http://www.oracle.com/us/support/library/platinum-services-policies-1652886.pdf

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QuarterlyFullStackDownloadPatch-QFSDP

30

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SonderfallOracleJavaVMComponentDatabasePSU(OJVM)• OracleJavaVirtualMachine• JavaCodedirektinderDatenbankausführen• Multimedia,Spatial,OLAP,XDK,CDC,...erfordernOJVM–Defaultmäßiginstalliert

• WederRACRollingnoch„StandbyFirst“installierbar– „MitigationPatch“alsNotpflaster=>PatchtnurdenSecurity-Anteil

• OJVMnurfürDB/DB-Homerelevant• JDBCauchfürClient-Only,InstantClientundGridInfrastructureHomes

31

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ComboPatches• KombinationausOJVMPSUund–DBBP–GIPSU–DBPSU

32

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opatchautoundopatch• OpatchUser‘sGuideinEMCC12cR5-Doku– http://docs.oracle.com/cd/E24628_01/doc.121/e39376/toc.htm

• MasterNoteForOpatch(DocID293369.1)• opatch:Java-basiertesToolzumPatchen/Rollback• opatchauto:PatchOrchestrationTool;nutztselbstwieder„opatch“– Pre-patchchecks– Patchapply– Start/Stoprunningservers– Post-patchchecks– Rollbackpatches,fallsDeinstallationerforderlich

33

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opatchautoundopatch• opatchauto,fallsGI+RACgepatchtwird– Beispiel:DBBPoderGIPSU(enthältGI-undDB-Patches)– opatchautoapply–generatesteps=>Waswürdeopatchautoallesausführen?

• opatch,fallsnurDB-Homegepatchtwird– Beispiel:DBPSU

• „Rolling“Upgradesowohlmitopatchauto,alsauchmitopatch• Opatch-Version≥12.2.0.1.5bzw.≥11.2.0.3.14–UnabhängigvonOCM=>keinocm-ResponseFilemehrnotwendig

34

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Beispiel:„Rolling“UpgradeDBPSU• 1.MöglichkeitmitGIPSU12.1.0.2161018(Patch24412235):– opatchautoapply/<patchdir>/24412235–oh<DBOracleHomepath>– PatchteinenKnotennachdemanderen,beimletztendannnoch„datapatch“

• 2.MöglichkeitmitDBPSU12.1.0.2.161018(Patch24006101):– cd/<patchdir>/24006101;opatchapply– PatchteinenKnotennachdemanderen,aberShutdown/StartupDB-InstanzproKnotenmanuellundexpliziter„datapatch“-AufrufamEnde.

35

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BeispielGI+RAC:opatchautoapply

36

StoptheDatabase

Step1PatchRACHome

Directory

Step2StopandUnlocktheGIStack

Step3

PatchGIHomeDirectory

Step4ChangeOwner/

PermissionsbacktoPrepatchStatus

Step5StarttheDatabase

Step6

ForeachRACHome:Run prepatch.shPatch the RAC HomeRun postpatch.sh

Run:rootadd_rdbms.sh

LockandStarttheGIStack

Run:rootcrs.pl - postpatch

Run:rootcrs.pl -prepatch

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[root@goofy~]#opatchautoapply/stage/24968615=>DatabaseProactiveBundlePatch12.1.0.2.170117

OPatchautosessionisinitiatedatTueJan2410:29:582017

ExecutingOPatchprereqoperationstoverifypatchapplicabilityonhome/u01/app/oracle/product/12102/dbhome_1Patchapplicablityverifiedsuccessfullyonhome/u01/app/oracle/product/12102/dbhome_1

Verifyingpatchinventoryonhome/u01/app/oracle/product/12102/dbhome_1Patchinventoryverifiedsuccessfullyonhome/u01/app/oracle/product/12102/dbhome_1

Preparingtobringdowndatabaseserviceonhome/u01/app/oracle/product/12102/dbhome_1Successfullypreparedhome/u01/app/oracle/product/12102/dbhome_1tobringdowndatabaseservice

Bringingdowndatabaseserviceonhome/u01/app/oracle/product/12102/dbhome_1Followingdatabasehasbeenstoppedandwillberestartedlaterduringthesession:dwh01Databaseservicesuccessfullybroughtdownonhome/u01/app/oracle/product/12102/dbhome_1

BringingdownCRSserviceonhome/u01/app/oracle/product/12102/gridPrepatchoperationlogfilelocation:/u01/app/oracle/product/12102/grid/cfgtoollogs/crsconfig/hapatch_2017-01-24_10-31-42AM.logCRSservicebroughtdownsuccessfullyonhome/u01/app/oracle/product/12102/grid

Startapplyingbinarypatchonhome/u01/app/oracle/product/12102/dbhome_1Binarypatchappliedsuccessfullyonhome/u01/app/oracle/product/12102/dbhome_1

Startapplyingbinarypatchonhome/u01/app/oracle/product/12102/gridBinarypatchappliedsuccessfullyonhome/u01/app/oracle/product/12102/grid

StartingCRSserviceonhome/u01/app/oracle/product/12102/gridPostpatchoperationlogfilelocation:/u01/app/oracle/product/12102/grid/cfgtoollogs/crsconfig/hapatch_2017-01-24_10-37-00AM.logCRSservicestartedsuccessfullyonhome/u01/app/oracle/product/12102/grid

Startingdatabaseserviceonhome/u01/app/oracle/product/12102/dbhome_1Databaseservicesuccessfullystartedonhome/u01/app/oracle/product/12102/dbhome_1

TryingtoapplySQLpatchonhome/u01/app/oracle/product/12102/dbhome_1[WARNING]Thedatabaseinstance'emrep'from'/u01/app/oracle/product/12102/dbhome_1',inhost'goofy'isnotrunning.SQLchanges,ifany,willnotbeapplied.Toapply.theSQLchanges,bringupthedatabaseinstanceandrunthecommandmanuallyfromanyonenode(runasoracle).Refertothereadmetogetthecorrectstepsforapplyingthesqlchanges.

Verify

DBundCRSê

ApplyDBundGI-Home

DBundCRSé

DBdatapatch

BeispielDBBPJan2017GI+SI-DB(Auszug)

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„oplan“-UtilityBeispiel:DBBP12.1.0.2.170117oplangenerateApplySteps<patchdir>

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PatchDownload

39

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PatchDownload

40

wget.sh

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Empfehlungen• Grundsätzlich:EntwederPSUoderDBBP.Kein„Mischen“möglich.• MindestensPSUsinstallieren– NurminimalesTestenerforderlich

• Ab12.1.0.2:DatabaseProactiveBundlePatch(DBBP)– UmfassendereAnzahlvonFixesalsPSUs– GründlicheresTestenerforderlich

• OJVMPSUinbeidenFällenzusätzlichinstallieren– aberggf.erstspäterwegenDowntime

41

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Patchmethodeändern• NachUpgradeaufneuesPatchSetRelease=>4.StellederVersion• Beispiel:12.1.0.1mitDBPSU=>Upgrade=>12.1.0.2=>DBBPoder• FullyRollback/DeinstallDBPSU=>InstallierenaktuellesDBBP• KeineMischungBP-undPSU-MethodefüreinOracle_Home!• FallsDBBPverwendet,keinweiteresPatchingmitPSUmöglich– BeiDBBP-Methodebleibenoder–DBBPkomplettrückgängigmachenundPSUsanwenden

42

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Empfehlungen• Aktuelles„opatch“-Utilityverwenden– Patch6880880(passendesReleaseundPlattformauswählen)

• READMEzumjeweiligenPatchlesen(auch„Knownissues“)• opatchprereqCheckConflictAmongPatchesWithDetail–phBaseDir<patchdir>

• opatchprereqCheckConflictAgainstOHWithDetail–phBaseDir<patchdir>

• Möglichstaktuellbleiben• Patchingggf.vorabinclonedORACLE_HOMEtesten– UngepatchtesORACLE_HOMEals„Gold“-Image.– Duplizierendes„Gold“-Images(cpio,tar,...)– Duplikatbekanntmachen:

$perl$ORACLE_HOME/clone/bin/clone.plORACLE_BASE=...ORACLE_HOME=...ORACLE_HOME_NAME=...– http://docs.oracle.com/database/122/LADBI/cloning-an-oracle-home.htm-LADBI-GUID-494E59C3-C381-4A35-8ABE-F6E5DBF29032

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