22 Google Cloud Regions and 67 Zones Equals Endless ...

asia-east1, Taiwan. asia-east2, Hong Kong. asia-northeast1, Tokyo. asia-northeast2, Osaka. asia-northeast3, Seoul. asia-south1, Mumbai. 22GoogleCloudRegionsand67ZonesEqualsEndlessPossibilities byNicoleBavis|Apr23,2020|GoogleCloud|0comments GoogleCloudoffersservicesworldwideatlocationsacross200+countriesandterritories,andit’suptoyoutopickwhichoftheGoogleCloudRegionsandZonesyourapplicationswilllivein.WhenitcomestoGoogleCloudresourcesandservices,theycaneitherbezonal,regionalormanagedbyGoogleacrossdifferentregions.Here’swhatyouneedtoknowaboutthesegeographiclocationsalongwithsometipstohelpyoupicktherightoneforyou. WhatareGoogleCloudRegionsandHowManyareThere? InGoogleCloud,regionsareindependentgeographicareasthataremadeupofoneormorezoneswhereuserscanhosttheirresources.Therearecurrently22regionsaroundtheworld,scatteredacrossNorthAmerica,SouthAmerica,Europe,Asia,andAustralia.  Sinceregionsareindependentgeographicareas,spreadingyourresourcesandapplicationsacrossdifferentregionsandzonesprovidesisolationfromdifferentkindsofresources,applications,hardware,software,andinfrastructurefailures.Thisprovidesanevenhigherleveloffailureindependencemeaningthefailureofoneresourcewillnotaffectotherresourcesindifferentregionsandzones.  Withinaregion,youwillfindregionalresources.Regionalresourcesareresourcesthatareredundantlydeployedacrossallthezoneswithinaregion,givingthemhigheravailability.  Here’salookatthedifferentregionnamesandtheirregiondescriptions: RegionName RegionDescription asia-east1 Taiwan asia-east2 HongKong asia-northeast1 Tokyo asia-northeast2 Osaka asia-northeast3 Seoul asia-south1 Mumbai asia-southeast1 Singapore australia-southeast1 Sydney europe-north1 Finland europe-west1 Belgium europe-west2 London europe-west3 Frankfurt europe-west4 Netherlands europe-west6 Zürich northamerica-northeast1 Montréal southamerica-east1 SaoPaulo us-central1 Iowa us-east1 SouthCarolina us-east4 NorthernVirginia us-west1 Oregon us-west2 LosAngeles us-west3 SaltLakeCity   WhatareGoogleCloudZonesandHowManyareThere? Zonesareisolatedlocationsinaregion.Zonesaredeploymentareasforyourresourcesinaregion.Zonesshouldbeconsideredasinglefailuredomainwithinaregion.Todeployfault-tolerantapplicationswithhighavailabilityandhelpprotectagainstunexpectedfailures,deployyourapplicationsacrossmultiplezonesinaregion.Aroundtheworld,therearecurrently67zones. Zoneshavehigh-bandwidth,low-latencynetworkconnectionstootherzonesinthesameregion.Asabestpractice,Googlesuggestsdeployingapplicationsacrossnumerouszonesandmultipleregionssouserscandeployhighavailability,fault-tolerantapplications.Thisisakeystepasithelpsprotectagainstunexpectedfailuresofcomponents.WithinaZone,youwillfindzonalresourcesthatoperatewithinasinglezone.Ifazonebecomesunavailable,allzonalresourcesinthatzoneareunavailableuntilserviceisrestored.   Here’sacloserlookattheavailableZonesbrokendownbyregion.  RegionName RegionDescription Zones asia-east1 Taiwan asia-east1-a asia-east1-b asia-east1-c asia-east2 HongKong asia-east2-a asia-east2-b asia-east2-c asia-northeast1 Tokyo asia-northeast1-a asia-northeast1-b asia-northeast1-c asia-northeast2 Osaka asia-northeast2-a asia-northeast2-b asia-northeast2-c asia-northeast3 Seoul asia-northeast3-a asia-northeast3-b asia-northeast3-c asia-south1 Mumbai asia-south1-a asia-south1-b asia-south1-c asia-southeast1 Singapore asia-southeast1-a asia-southeast1-b asia-southeast1-c australia-southeast1 Sydney australia-southeast1-a australia-southeast1-b australia-southeast1-c europe-north1 Finland europe-north1-a europe-north1-b europe-north1-c europe-west1 Belgium europe-west1-b europe-west1-c europe-west1-d europe-west2 London europe-west2-a europe-west2-b europe-west2-c europe-west3 Frankfurt europe-west3-a europe-west3-b europe-west3-c europe-west4 Netherlands europe-west4-a europe-west4-b europe-west4-c europe-west6 Zürich europe-west6-a europe-west6-b europe-west6-c northamerica-northeast1 Montréal northamerica-northeast1-a northamerica-northeast1-b northamerica-northeast1-c southamerica-east1 Osasco southamerica-east1-a southamerica-east1-b southamerica-east1-c us-central1 Iowa us-central1-a us-central1-b us-central1-c us-central1-f us-east1 SouthCarolina us-east1-b us-east1-c us-east1-d us-east4 NorthernVirginia us-east4-a us-east4-b us-east4-c us-west1 Oregon us-west1-a us-west1-b us-west1-c us-west2 LosAngeles us-west2-a us-west2-b us-west2-c us-west3 SaltLakeCity us-west3-a us-west3-b us-west3-c   HereareSomeThingstoKeepinMindWhenChoosingaRegionorZone Nowthatweknowwhatregionsandzonesare,herearesomethingstobeawareofwhenyouareselectingwhichregionorzonewouldbethebestfitforyourinfrastructure.  Distance–choosezonesbasedonthelocationofyourcustomersandwhereyourdataisrequiredtolive.Itmakesmoresensetostoreyourresourcesinzonesthatareclosertoyourpointofserviceinordertokeepnetworklatencylow.  Communication–It’simportanttobemindfulofthefactthatcommunicationacrossandwithinregionswillincurdifferentcostsandhappenatdifferentspeeds.Typically,communicationwithinaregionwillbecheaperthancommunicationacrossdifferentregions.  RedundantSystems–Aswementionedabove,Googleisbigonthefactthatyoushoulddeployfault-tolerantsystemswithhighavailabilityincasethereareunexpectedfailures.Therefore,youshoulddesignanyimportantsystemswithredundancyacrossmultipleregionszones.Thisistomitigateanypossibleeffectsifyourinstancesweretoexperienceanunexpectedfailure.  ResourceDistribution–Zonesaredesignedtobeindependentofoneanothersoifonezonefailsorbecomesunavailable,youcantransfertraffictoanotherzoneinthesameregiontokeepyourservicesrunning. Cost–alwayscheckthepricingtocomparethecostbetweenregions. WhatSortsofFeaturesareDefinedbyRegionandZone? EachzonesupportsacombinationofSandyBridge,IvyBridge,Broadwell,Skylake,Haswell,CascadeLake,orSkylakeCPUplatforms.Onceyou’vecreatedaninstancewithinazone,yourinstancewillusethedefaultprocessorthat’ssupportedinthatzone.Asanalternativeoption,youcouldchoosewhatCPUplatformyou’dlike.  Forexample,takealookatthefeaturesofferedintheeurope-west6regionandus-east4-aZonestoseethesimilaritiesanddifferences. Thesearethefeaturesthatyoucanfindintheeurope-west6regionZone: AvailableCPUPlatforms IntelXeon(Skylake)(default)  N1machinetypeswith96vCPUswhenusingSkylake E2machinetypesupto16vCPUsand128GBofmemory LocalSSDs  Sole-tenantnodes Andintheus-east4-aZonethefeaturesinclude: AvailableCPUPlatforms IntelXeonE5v4(Broadwell)(default) IntelXeon(Skylake)  N1machinetypeswithupto96vCPUswhenusingSkylakeplatform N2machinetypeswithupto80vCPUsand 640GBofmemory E2machinetypesupto16vCPUand128GBofmemory C2machinetypeswithupto60vCPUsand240GBofmemory M1ultramemmemory-optimizedmachinetypeswith160vCPUsand3.75TBofmemory M2ultramemmemory-optimizedmachinetypeswith416vCPUsand11.5TBofmemory LocalSSDs GPUs Sole-tenantnodes Asyoucansee,theeurope-west6regiondoesn’thavequiteasmanyfeaturesastherestoftheZones.  MultiregionalProducts ThereareahandfulofGoogleCloudservicesthataremanagedtoberedundantanddistributedacrossandwithinregions.Theseservicesoptimizeperformance,resourceefficiencyandavailability.However,theseservicesdorequireatrade-off–usersmustchoosebetweeneithertheconsistencyorlatencymodel.  Note:*Thesetrade-offsaredocumentedonaproduct-specificbasis.* Akeyfeatureofmultiregionalresourcesisthatthedataassociatedwiththeseresourcesaren’ttiedtoaspecificregionsothereforecanbemovedbetweenregions.Therearesevenproductsthataremultiregionalare,theyare: BigQuery CloudStorage CloudSpanner CloudFirestore ContainerRegistry CloudKeyManagementService CloudEKM GoogleCloud’sexpansionshowsnosignofslowingdown,theyarecontinuingtoannouncenewregionsandservicestohelpservetheircustomersworldwideandcontinuetoadvancetheirplaceinthepubliccloudmarketshare.  FurtherReading: 5ThingsYouNeedtoKnowAboutAWSRegionsandAvailabilityZones FreeNewsletter CloudOptimizationBlog CloudManagement CostOptimizationTechniques DevOps&ITOpsHow-ToGuides CloudIndustryAnalysis TechnologyTrends EmailNeverShared CancelAnyTime AboutNicoleBavis NicoleBavisisaMarketingAssociateatParkMyCloud.NicoleisresponsibleforrunningParkMyCloud'ssocialmediaaccounts,linkbuilding,prospectresearch,andothermarketingtasks.SheearnedaBSinSociologyfromJamesMadisonUniversity.Inherfreetime,sheenjoysspendingtimewithfamilyandfriends,traveling,andplayinginlocalsportsleagues. 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