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EMCVNX竞争分析©2011NetApp.Allrightsreserved.2TargetingEMCVNX-IBMandBusinesspartnersuseonlyEMCVNX基础三个分类:–VNXe–仅支持基于以太网协议(NFS,CIFS&iSCSI)–VNX5100–仅FCP协议–其他VNX–FC&NAS*VNX定位于入门级到中端存储系统Unisphere管理界面VNX被EMC宣传为“世界上最简单和最智能的存储”EMC积极地向客户推广支付的起的–$10K起步简单–快速应用部署高效–最高50%空间节省强大–多核&FLASH/FASTCacheenabled*NAS是可选的VNX7500VNX5500VNX5700VNXe3300VNX5100VNX5300VNXe3100©2011NetApp.Allrightsreserved.EMCVNXe系列产品3ChannelPartnersunderNDAandEmployeesonlyVNXe3100VNXe3300Formfactor2U3UMaximumdrives48or96120Drivetypes3.5”SAS,NL-SAS3.5”SAS,NL-SASProtocolsNFS(includingpNFS),CIFS,iSCSIConfigurableI/Oslots1or24EmbeddedI/OportsperSP2or4SASports2or4GigabitEthernetports4SASports8GigabitEthernetportsStorageprocessors(controllers)1or22Systemmemory4or8GB24GB©2011NetApp.Allrightsreserved.EMCVNX系列产品4ChannelPartnersunderNDAandEmployeesonlyVNX5100VNX5300VNX5500VNX5700VNX7500Formfactor4U4U–7U4U–7U5U–8U5U–8UNumberofdrives751252505001,000Drivetypes3.5”Flash,SAS,andNL-SASand2.5”SASFilesystemmodulesI/OslotsperX-Bladen/a3445X-Bladesn/a1or21,2,or32,3,or42–8Memoryn/a6GB/blade12GB/blade12GB/blade24GB/blade12GB36GB48GB192GBProtocolsn/aNFS,CIFS,MPFS,pNFSStoragePoolmodulesStorageProcessors2I/OportsperSP4FibreChannelports,2back-endSASportsn/an/aI/OslotsperSPn/a2255Memory8GB16GB24GB36GB48GBProtocolsFibreChannelFibreChannel,FibreChanneloverEthernet,iSCSI©2011NetApp.Allrightsreserved.EMCVNX网关产品5ChannelPartnersunderNDAandEmployeesonlyVG2VG8Formfactor3U–4U3U–10UStoragecapacitysupport256TB1.8PBX-Blades1or22to8I/OslotsperX-Blade45Ethernetsupport10/100/1000BaseTand10GbMemory6GB/blade24GB/blade6or12GB192GBProtocolsNFS,CIFS,MPFS,pNFS,iSCSISystemssupportedUpto4VNX,VMAX,orCLARiiONinanycombination©2011NetApp.Allrightsreserved.EMCVNX统一存储?ControlStation(LinuxOS)–监控管理X-BladesVNXX-Blade(DARTOS)–独立的控制器–X-Blade间无通讯或交互VNX块控制器(FLAREOS)–带有静态读和写缓存的块设备–PresentLUN’stotheDM’sControlStationVNXX-Blade(2)VNXDiskArraysVNXBlockController(2)N+1power5U9UNS-120FAS32106ChannelPartnersunderNDAandEmployeesonlyVNX•复杂的硬件架构-ControlStation、X-Blade、SP;三种操作系统-Linux、DART、FLARE,•文件和块访问分别由不同的硬件和不同操作系统•实现对于同一个存储功能,针对文件和块访问,需要采用不同软件来实现•利用Unisphere实现了统一管理©2011NetApp.Allrightsreserved.VNX架构7ChannelPartnersunderNDAandEmployeesonlyNL-SASSASSSD)NASStorageProcessorStorageProcessorSANMPFS/pNFSHost架构没啥大变化,2个SP来处理块访问,多个DataMover来处理文件访问。©2011NetApp.Allrightsreserved.VNX文件级的重复数据删除EMCVNX系列只能实现文件级别的Dedupe,重复数据删除率低,只对文件访问有效只能对非活动数据进行Dedupe。NetAppFAS系列实现了块级别Dedupe,重复数据删除率高。对文件和块均有效,并且对所有数据(包括活动的和非活动的数据)均能进行Dedupe。BasedonEMCRecoverPointandEMCAvamarFileAFileAFileAFileBFileBActiveFileFileCFileBFileAFileCFileAFileAFileAFileCFileBFileB8ChannelPartnersunderNDAandEmployeesonly©2011NetApp.Allrightsreserved.9存储效率比较:EMC重复数据删除NetAppEMCNetAppAdvantageBackupData90%-90%VMware(VMDKs)70%-70%Geoseismic55%-55%DatabaseBackups55%-55%HomeDirectories35%20%15%GroupShares35%20%15%E-Mail(PSTs)30%-30%Archives25%20%5%EMCDedupe的限制File-based基于文件不支持LUNs不支持VMDKs不支持PSTs依赖于压缩但没有考虑性能的损耗9ChannelPartnersunderNDAandEmployeesonly©2011NetApp.Allrightsreserved.EMC存储分层FASTVP目的是降低TCOFASTVP不是动态的-需要数据迁移EMCVNX的分级存储(FASTVP)功能针对FileAccess和BlockAccess分别实现,因此也导致相关的资源没法共享,资源浪费。基于统计的结果进行数据迁移-历史不代表未来。需要专业的服务10ChannelPartnersunderNDAandEmployeesonly©2011NetApp.Allrightsreserved.VNXFASTCache64KB数据块需要镜像RAID-1保护支持读/写需要Warm-Up使用限制SnapViewsnapshots,MirrorView/AandSANCopy没法和其Dedupe功能一起使用。11ChannelPartnersunderNDAandEmployeesonly©2011NetApp.Allrightsreserved.VNXFLREMCVNX利用FileLevelRetention实现法规遵从,但是管理员还能从LUN级别进行数据删除,因此存在安全漏洞。NetAppFAS的Snaplock不存在此类漏洞,能完全满足最严格的法规遵从需求。FILE-LEVELRETENTIONWORKFLOWNon-File-LevelRetention-enabledfilesSetretentionperiods—enableFile-LevelRetentionCommittedto“WORM”stateRetentionperiodextendedRetentionperiodexpiresEmptyorexpiredfilesFiledeleted7123456Not-lockedLocked(WORM)124Expired357Append246612ChannelPartnersunderNDAandEmployeesonly©2011NetApp.Allrightsreserved.EMCUnisphere收费软件缺少向下兼容–FLARE30和DART6.0以上版本需要在所有服务器上安装UnisphereServerUtility集成了RecoverPoint没有集成ReplicationManager13ChannelPartnersunderNDAandEmployeesonly©2011NetApp.Allrightsreserved.40,01140,10740,10960,38960,40960,507101,183110,621120,011135,521190,675497,6230100000200000300000400000500000600000SPECsfs2008NFSThroughput性价比14ChannelPartnersunderNDAandEmployeesonlyResponseTime2.751.682.592.182.181.581.662.321.951.921.170.96Memory414195322053240264682801128240Disks112xSATA112xFC224xFC96xSATA224xFC56xFC360xSAS100xSSD324xFC312xFC288xSAS436XSSDCelerraNS-G8(2+1DM)+VMAX/4CelerraNS-G8(1+1DM)+VMAX/4EMC*ListPrice$7MUSDEMC*ListPrice$2.5MUSDEMC*ListPrice$5.5MUSDSPECsfs2008NFSBenchmarkTestNetApp*ListPrice$1.25MUSD©2011NetApp.Allrightsreserved.NetApp®FASbeatsEMCVG8/VMAX40%moreperformance40%betterlatency45%savingsinsystemcosts33%lowerpowerconsumption40%BetterFileServicePerformance15EMCCelerraVG8NetAppFAS6240Formoreinformation,visit®andSPECsfs2008®aretrademarksoftheStandardPerformanceEvaluationCorp.135,521190,675NetAppDeliversHigherEfficiencyandUsabilityChannelPartnersunderNDAandEmployeesonly©2011NetApp.Allrightsreserved.原有投资保护和系统升级灵活性比较1
本文标题:NetApp-&-EMC-VNX-存储竞争分析
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