Redirectionserver2008
server2008 时间:2021-01-12 阅读:(
)
ProSQLServer2008MirroringRobertL.
Davis,KenSimmonsProSQLServer2008MirroringCopyright2009byRobertL.
Davis,KenSimmonsAllrightsreserved.
Nopartofthisworkmaybereproducedortransmittedinanyformorbyanymeans,electronicormechanical,includingphotocopying,recording,orbyanyinformationstorageorretrievalsystem,withoutthepriorwrittenpermissionofthecopyrightownerandthepublisher.
ISBN-13(pbk):978-1-4302-2423-5ISBN-13(electronic):978-1-4302-2424-2PrintedandboundintheUnitedStatesofAmerica987654321Trademarkednamesmayappearinthisbook.
Ratherthanuseatrademarksymbolwitheveryoccurrenceofatrademarkedname,weusethenamesonlyinaneditorialfashionandtothebenefitofthetrademarkowner,withnointentionofinfringementofthetrademark.
LeadEditor:JonathanGennickTechnicalReviewer:GlennBerryEditorialBoard:ClayAndres,SteveAnglin,MarkBeckner,EwanBuckingham,TonyCampbell,GaryCornell,JonathanGennick,JonathanHassell,MichelleLowman,MatthewMoodie,JeffreyPepper,FrankPohlmann,DouglasPundick,BenRenow-Clarke,DominicShakeshaft,MattWade,TomWelshProjectManager:KylieJohnstonCopyEditor:HastingsHartCompositor:MarySudulIndexer:JulieGradyArtist:AprilMilneDistributedtothebooktradeworldwidebySpringer-VerlagNewYork,Inc.
,233SpringStreet,6thFloor,NewYork,NY10013.
Phone1-800-SPRINGER,fax201-348-4505,e-mailorders-ny@springer-sbm.
com,orvisithttp://www.
springeronline.
com.
Forinformationontranslations,pleasecontactApressdirectlyat233SpringStreet,NewYork,NY10013.
E-mailinfo@apress.
com,orvisithttp://www.
apress.
com.
ApressandfriendsofEDbooksmaybepurchasedinbulkforacademic,corporate,orpromotionaluse.
eBookversionsandlicensesarealsoavailableformosttitles.
Formoreinformation,referenceourSpecialBulkSales–eBookLicensingwebpageathttp://www.
apress.
com/info/bulksales.
Theinformationinthisbookisdistributedonan"asis"basis,withoutwarranty.
Althougheveryprecautionhasbeentakeninthepreparationofthiswork,neithertheauthor(s)norApressshallhaveanyliabilitytoanypersonorentitywithrespecttoanylossordamagecausedorallegedtobecauseddirectlyorindirectlybytheinformationcontainedinthiswork.
Thesourcecodeforthisbookisavailabletoreadersathttp://www.
apress.
com.
CONTENTSiiiContentsataGlanceContents.
ivAbouttheAuthorsxiiAbouttheTechnicalReviewerxiiiIntroduction.
xivChapter1:HighAvailabilityOptions.
1Chapter2:DatabaseMirroringOverview.
11Chapter3:PlanningandBestPractices.
23Chapter4:DatabaseMirroringSetup31Chapter5:AutomatingSetup.
53Chapter6:MaintenanceSimplified.
95Chapter7:MonitoringandAlerting143Chapter8:UpgradingtoSQLServer2008.
171Chapter9:ReportingConsiderations.
189Chapter10:PlanningforFailure209Index227CONTENTSivContentsContentsataGlance.
iiiContents.
ivAbouttheAuthors.
xiiAbouttheTechnicalReviewer.
xiiiIntroduction.
xivChapter1:HighAvailabilityOptions.
1HighAvailabilityvs.
DisasterRecovery.
1DatabaseMirroring.
2FailoverClustering.
2LogShipping.
4Replication.
6ComparingHigh-AvailabilityFeatures7DesigningaCompleteHigh-AvailabilitySolution.
8Summary10Chapter2:DatabaseMirroringOverview11DefiningKeyTerms.
11ChoosinganOperatingMode.
12High-SafetyMode.
14High-PerformanceMode15UnderstandingSessions.
17PausingandResumingSessions.
17CONTENTSvRunningMultipleSessions17UnderstandingMirroringStates.
18SwitchingRoles.
20TransparentClientRedirection.
20EnhancedFeatures.
20LogStreamCompression20AutomaticPageRecovery.
21AvailabilityEnhancements21FeaturesbyEdition.
22Summary22Chapter3:PlanningandBestPractices23StepOne:KnowYourEnvironment.
23AreYourServersReady23IsYourDatabaseReady24DoYouKnowYourServiceAccounts24DoYouKnowYourDatabaseSize25IsYourMirrorComparabletoYourPrincipal25AreYouCombiningwithOtherTechniques25StepTwo:KnowYourApplications.
25HowAreYourApplicationsConnectingtotheServers26DoAnyComponentsNotSupportAutomaticFailover26DoYourApplicationsHaveDependenciesonOtherDatabases26DoYourApplicationsRelyonExternalResources27StepThree:KnowYourPlan27SamplePlan.
27BestPractices.
28Summary30CONTENTSviChapter4:DatabaseMirroringSetup31BeforeYouBegin31PartOne:AdvancedPreparation.
31PartTwo:Pre-setupConfiguration32FollowingtheWizard33SettingUpMirroringManually.
43Step1:CreateEndpoints.
44Step2:CreateLogins45Step3:GrantConnectonEndpointtoLogins.
45Step4:SetthePrincipalPartneronMirror45Step5:SettheMirrorPartneronPrincipal.
46Step6:SettheWitnessPartneronPrincipal.
46Step7:ChangetheOperatingMode.
47SpecialCase:MirroringwithCertificates47Step1:CreateDatabaseMasterKey.
47Step2:CreateaCertificate48Step3:CreateanEndpoint.
48Step4:BackUptheCertificate.
48Step5:CreateLogins49Step6:CreateUsers.
49Step7:AssigntheCertificate.
49Step8:GrantConnectonEndpointtoLogins.
49Step9:ConfigureDatabaseMirroring.
49Test,Monitor,andWrapUp.
49TroubleshootingCommonSetupIssues50RestoreIssues.
50TransactionLogIssues.
51CommunicationIssues51CONTENTSviiSummary52Chapter5:AutomatingSetup.
53PreparetheDatabaseforMirroring.
53BackUpthePrincipalDatabase55RestoreFullBackupontheMirrorDatabasewithNoRecovery.
60BackUptheLogofthePrincipalDatabase.
64RestoretheLogontheMirrorDatabasewithNoRecovery.
64CreateEndpointsonInstances65CreateLoginfortheServiceAccountsandGrantConnect.
67SettheMirroringandWitnessPartners.
69ChangetheOperatingModeIfNotUsingaWitness.
72HelperProceduretoManageLinkedServers.
73TheMasterProcedure74Parameters.
74SampleExecution.
75TheCode.
75AlternativeSetupUsingPowerShell82ThePowerShellSetupScript.
83Summary94Chapter6:MaintenanceSimplified.
95RoutineMaintenanceConsiderations.
95TransactionLogBackups95BackingUptheLogFile.
96WritetheScript.
96MaketheScriptUsable97AutomatingLogBackups.
99ManagingLogBackupRetention.
106CONTENTSviiiDeletingLogBackups.
107LogFileSize110IdentifyingLogFilestoShrink.
111ShrinkingaLogFile.
111RoutinePatchingandSQLServerUpgrades.
115InstallingGeneralPatches.
116UpgradingorPatchingSQLServer.
116FailBacktotheOriginalPrincipal.
117ReasonstoFailBacktotheOriginal.
117ProceduretoFailBacktotheOriginalPrincipal.
118SettingDatabaseOwnerandTRUSTWORTHYProperty.
119ControlledFailoverofMirroredDatabases121ProblemsYouMightEncounter121ProceduretoPerformaControlledFailover121AutomaticFailoverofMirroredDatabases129CreatingaSQLAlerttoDetectAutomaticFailovers130UsingServiceBrokertoDetectAutomaticFailovers.
133StoredProceduretoRespondtoaFailover.
135ServiceBrokerQueue.
138ServiceBrokerServiceandRoute.
139Summary141Chapter7:MonitoringandAlerting143MonitoringComponents.
143DatabaseMirroringStatusTable.
143DatabaseMirroringMonitorJob.
144UnderstandingWarningThresholds.
145UsingtheDatabaseMirroringMonitor.
146RegisteringMirroredDatabases.
146CONTENTSixPerformingHealthChecks.
148ManagingWarningThresholds.
150UsingSystemStoredProcedures152Monitoring152ManagingWarningThresholds.
154UnderstandingPerformanceCounters.
157ConfiguringDatabaseMail159CreatinganOperator161EnablingSQLServerAgentNotifications.
161CreatingAlerts.
162WarningThresholds.
162PerformanceEvents166UsefulViews168UsingtheStateChangeTraceEvent169Summary170Chapter8:UpgradingtoSQLServer2008171UsingtheUpgradeAdvisor171UpgradeStrategies.
180PerforminganIn-PlaceUpgrade181ConsiderationsPriortoPerforminganUpgrade.
181UpgradingHigh-PerformanceMode.
182UpgradingHigh-SafetyModeWithoutaWitness.
182UpgradingHigh-SafetyModewithaWitness.
183MinimizingtheDowntimeofaSide-by-SideUpgrade.
184Post-UpgradeProcedures.
185ChangingCompatibilityLevel185CheckingObjectIntegrity186CorrectRowandPageCounts.
186CONTENTSxSettingthePageVerificationMethod.
186UpdatingStatistics187Summary187Chapter9:ReportingConsiderations.
189UsingDatabaseSnapshots.
189CreatingaDatabaseSnapshot190WorkingwithDatabaseSnapshots.
191DroppingaSnapshot.
193RollingSnapshots.
193UsingLogShipping.
195ImplementingLogShippingwithDatabaseMirroring.
196ConfiguringLogShippingforReporting199UsingReplication.
199TypeofReplicationDatabasetoUse.
200UnderstandingtheTerminology200DesignConsiderations.
200ImplementingReplicationwithDatabaseMirroring.
201Summary207Chapter10:PlanningforFailure.
209DetectingErrors.
209SoftErrors209HardErrors210Non-FailoverErrors211FailoverTime.
211FailureScenarios.
211Scenario1:PrincipalServerUnavailable.
212Scenario2:WitnessServerUnavailable.
212Scenario3:MirrorServerUnavailable.
213CONTENTSxiScenario4:MirrorServerandWitnessServerUnavailable.
214Scenario5:PrincipalServerandWitnessServerUnavailable.
215ProceduretoDropMirroringSessions.
216FailoverConsiderations220ProceduretoCopyLoginsandRoles.
220PlanningandResearch.
223SQLServerWebSites.
223WhitePapers224Webcasts.
224Podcasts.
225FreeTrainingEvents.
225MicrosoftSupportOptions.
225Summary226Index.
227CONTENTSxiiAbouttheAuthorsKenSimmonsisadatabaseadministratoranddeveloperspecializinginSQLServerand.
NET.
Heisaco-authorofProSQLServer2008Administration(Apress,2009).
HehasbeenworkingintheITindustrysince2000andcurrentlyholdscertificationsforMCP,MCAD,MCSD,MCDBA,andMCTSforSQL2005.
KenisactiveintheonlinecommunityandoftenparticipatesintheSQLforumsonMSDNandSQLServerCentral.
com.
HeenjoyssharingtipsbywritingarticlesforSQLServerCentral.
comandMSSQLTips.
com.
Whenheisnotworking,KenenjoystravelingwithhiswifeSusanandsonNathan,andhecanoftenbefoundonacruiseship,ataDisneyresort,oratthebeachinhishometownofPensacola,Florida.
RobertL.
DavisisadatabaseadministratoranddataarchitectconsultingatMicrosoftwhohasworkedextensivelyinsettingupandcreatingautomatedprocessestomanagedatabasemirroringformanyinternalMicrosoftapplications.
HeadditionallyconsultswithvariousinternalMicrosoftITgroupstoassistthemwiththeirdatabasemirroringneeds.
RobertiscurrentlyworkingontheArchitecture&PerformanceEngineeringteamoftheCAPapplicationprogramgroup.
CAPistheinternalsoftwareusedbysupportpersonnelforallofMicrosoft'scustomer-facingproductssuchasXbox,Zune,MSN,WindowsLive,andHotmail.
HehasovereightyearsofSQLServeradministrationexperience,muchofthatinhigh-availabilityenvironments.
Robwritesfrequentlyaboutmirroringandrelatedtopicsinhisblogathttp://www.
sqlservercentral.
com/blogs/robert_davis/default.
aspx.
CONTENTSxiiiAbouttheTechnicalReviewerGlennBerryworksasaDatabaseArchitectatNewsGatorTechnologiesinDenver,CO.
HeisaSQLServerMVP,andhehasawholecollectionofMicrosoftcertifications,includingMCITP,MCDBA,MCSE,MCSD,MCAD,andMCTS,whichprovesthathelikestotaketests.
HeisalsoanAdjunctFacultymemberatUniversityofDenverUniversityCollege,wherehehasbeenteachingsince2000.
CONTENTSxivIntroductionProSQLServer2008Mirroringisyourcompleteguidetoplanning,using,deploying,andmaintainingdatabasemirroringasahigh-availabilityoption.
Mirroringprotectsyoubymaintainingoneormoreduplicatecopiesofyourdatabaseforuseintheeventtheprimarycopyisdamaged.
Itisakeycomponentofanyproduction-level,high-availabilitysolution.
Thisbookcoversthefullspectrumofdatabasemirroring,takingyoufromtheplanningphasethroughtheimplementationtothemaintenancephaseandbeyond.
WhoThisBookIsForProSQLServer2008MirroringisaimedatSQLServer2008databaseadministratorsandespeciallyatthosewhodesiretomirrortheirdatabasesinsupportofhighavailability.
SystemadministratorsandoperationalengineerswhomanageWindowsServersystemsthatsupportmirroreddatabaseenvironmentswillalsofindmuchofinterestinthebook.
HowThisBookIsStructuredThisbookwalksyouthroughthebasicconfigurationofdatabasemirroringtotheadvancedtopicsyoushouldknowafteritisimplemented.
Chapter1comparesdatabasemirroringwithotherhigh-availabilitytechniquesandevenprovidesasampleplanthatcombinesmultiplehigh-availabilitytechniques.
Chapter2providesyouanoverviewofdatabasemirroring,includingthedifferenttypesofimplementationandthenewfeaturesofferedinSQLServer2008.
Chapter3givesyoutheknowledgeyouneedduringtheplanningphaseofdatabasemirroring,providingyouwithsomebest-practicetechniquesyoushouldknowbeforedeployingdatabasemirroring.
Chapter4coversthebasicsetupofdatabasemirroringusingthedatabasemirroringwizardandalsoprovidesstep-by-stepinstructionstosetupdatabasemirroringusingT-SQL.
Chapter5providesyouthescriptsyouneedinordertoquicklyautomatedatabasemirroringsetupforseveraldatabasesatonceinordertoavoidthetime-consumingprocessofconfiguringdatabasemirroringonasingledatabaseatatime.
Chapter6providesyouthemaintenancescriptsyouneedtorunonyourdatabasemirroringserversinordertokeepthemrunningsmoothly.
Chapter7coversthevarioustechniquesyouneedtoknowinordertomonitordatabasemirroringandtoalertyouwhencertainunwantedconditionsarise.
Chapter8walksyouthroughthestepstoperformasuccessfuldatabasemirroringupgradeincludingpre-andpost-upgradeconsiderations.
INTRODUCTIONxvChapter9coversthevariousreportingoptionsyouhavewithdatabasemirroringbytakingadvantageofdatabasesnapshots,logshipping,andreplication.
Chapter10stressestheimportanceofknowinghowyourdatabasemirroringconfigurationwillreacttodifferenttypesoffailuresandwhatyoushoulddotobepreparedforthem.
PrerequisitesDatabasemirroringwasintroducedinSQLServer2005butwasn'tofficiallysupporteduntilServicePack1.
Youcanrundatabasemirroringintheoriginalrelease,butyouwillneedtosetatraceflag.
Inordertorunthesamplesinthisbookhowever,werecommendrunningSQLServer2005ServicePack1orgreater,andifatallpossibleServicePack3.
However,inordertotakeadvantageofallofthelatestfeatures,youwillneedtoberunningSQLServer2008.
DownloadingtheCodeYoucandownloadthesourcecodeforthebookontheApresswebsiteintheSourceCodesectionathttp://www.
apress.
com/book/sourcecode.
AlloftheT-SQLcodewillbein.
sqlfilesprefacedwiththenameofthestoredproceduresusedinthebook.
TherewillbeonePowerShellscriptwitha.
ps1extension.
ThesampledatabasesarenolongerprovidedasapartoftheSQLServer2008installation.
Ifyouwanttodownloadasetofsampledatabasesyoucanusefortestingpurposes,theycanbefoundontheCodePlexwebsiteathttp://www.
codeplex.
com/MSFTDBProdSamples.
YouwillwanttodownloadtheSQLServer2008ProductSampleDatabasesfromthiswebsiteandfollowtheinstallationinstructions.
ContactingtheAuthorsYoucancontactKenSimmonsbye-mailinghimatcyberjunkyks@yahoo.
com,oryoucanvisithisblogathttp://cybersql.
blogspot.
com.
Therewillbeatagonhisblogcalled"ProSQLServer2008Mirroring"youcanusetofilterpoststhataredirectlyrelatedtothebook.
Pleaseincludethebooktitleinanye-mailstohelpidentifyquestionsorcommentsaboutthebook.
近日Friendhosting发布了最新的消息,新上线了美国迈阿密的云产品,之前的夏季优惠活动还在进行中,全场一次性45折优惠,最高可购买半年,超过半年优惠力度就不高了,Friendhosting商家的优势就是100Mbps带宽不限流量,有需要的朋友可以尝试一下。Friendhosting怎么样?Friendhosting服务器好不好?Friendhosting服务器值不值得购买?Friendho...
弘速云元旦活动本公司所销售的弹性云服务器、虚拟专用服务器(VPS)、虚拟主机等涉及网站接入服务的云产品由具备相关资质的第三方合作服务商提供官方网站:https://www.hosuyun.com公司名:弘速科技有限公司香港沙田直营机房采用CTGNET高速回国线路弹性款8折起优惠码:hosu1-1 测试ip:69.165.77.50地区CPU内存硬盘带宽价格购买地址香港沙田2-8核1-16G20-...
DogYun怎么样?DogYun是一家2019年成立的国人主机商,称为狗云,提供VPS及独立服务器租用,其中VPS分为经典云和动态云(支持小时计费及随时可删除),DogYun云服务器基于Kernel-based Virtual Machine(Kvm)硬件的完全虚拟化架构,您可以在弹性云中,随时调整CPU,内存,硬盘,网络,IPv4路线(如果该数据中心接入了多条路线)等。DogYun弹性云服务器优...
server2008为你推荐
独立ip空间怎么知道自己的空间是不是独立IP呢?独立ip主机独立IP虚拟主机的主机弊端vps主机什么是vps主机com域名空间那里有免费的com域名和空间申请啊!海外主机美国主机与国内主机有哪些区别虚拟主机推荐有哪些好的虚拟主机推荐域名主机域名与主机的对应关系在哪里可以看到?免费网站空间免费个人网站 空间手机网站空间谁有上手机网站刷空间人气的网址域名网顶级域名怎么才可以得到
虚拟主机99idc 最便宜虚拟主机 什么是域名地址 flashfxp怎么用 winscp virpus suspended 免费静态空间 论坛空间 上海域名 howfile 网站cdn加速 免费申请网站 hkt 购买国外空间 支持外链的相册 万网空间管理 免费外链相册 lick 汤博乐 更多