ZFS Best Practices Guide.pdf

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1、ZFSBestPracticesGuideContents[hide]1ZFSAdministrationConsiderations1.1ZFSStoragePoolsRecommendations1.1.1Systems1.1.1.1MemoryandSwapSpace1.1.2StoragePools1.1.3AdditionalCautionsforStoragePools1.1.3.1SimpleorStripedStoragePoolLimitations1.1.3.2MultipleStoragePoolsontheSameSystem1.1.3.3ZFSRootPool

2、Considerations1.2StoragePoolPerformanceConsiderations1.2.1GeneralStoragePoolPerformanceConsiderations1.2.1.1SeparateLogDevices1.2.1.2MemoryandDynamicReconfigurationRecommendations1.2.2RAID-ZConfigurationRequirementsandRecommendations1.2.3MirroredConfigurationRecommendations1.2.4ShouldIConfigureaRA

3、ID-Z,RAID-Z2,oraMirroredStoragePool?1.2.5RAID-ZConfigurationExamples1.3ZFSMigrationStrategies1.3.1MigratingtoaZFSRootFileSystem1.3.2MigratingaUFSRootFileSystemWithZonestoaZFSRootFileSystem1.3.3ManuallyMigratingNon-SystemDatatoaZFSFileSystem1.3.4ZFSInteractionsWithOtherVolumeManagementProducts1.3.5Vx

4、VM/FS2GeneralZFSAdministrationInformation3UsingZFSforApplicationServersConsiderations3.1ZFSNFSServerPractices3.1.1ZFSNFSServerBenefits3.2ZFSfileserviceforSMB(CIFS)orSAMBA3.3ZFSHomeDirectoryServerPractices3.3.1ZFSHomeDirectoryServerBenefits3.4ZFSMail/NewsServer3.5ZFSSoftwareDevelopmentServer3.6ZFSBac

5、kup/RestoreRecommendations3.6.1UsingZFSSnapshots3.6.2UsingZFSWithAVS3.6.3UsingZFSWithEnterpriseBackupSolutions3.6.4LookingForward:ZFSandADM3.7ZFSandDatabaseRecommendations3.8ZFSandComplexStorageConsiderations4ZFSManagementTools/Observability5VirtualizationConsiderations5.1ZFSandVirtualTapeLibraries(

6、VTLs)6ZFSPerformanceConsiderations6.1ZFSandApplicationConsiderations6.1.1ZFSandNFSServerPerformance6.2Misconceptionsaboutfilesystemsandtheirbehaviour(Roch?)6.3ZFSOverheadConsiderations6.4Scalability6.5DataReconstruction[edit]ZFSAdministrationConsiderations[edit]ZFSStoragePoolsRecommendationsThissect

7、iondescribesgeneralrecommendationsforsettingupZFSstoragepools.[edit]SystemsRunZFSonasystemthatrunsa64-bitkernel[edit]MemoryandSwapSpaceOneGbyteormoreofmemoryisrecommended.Approximately64Kbytesofmemory