联想凌拓ONTAP存储平台介绍

1、 扬帆起航联想凌拓ONTAP存储平台介绍ONTAP 9 Technology FoundationONTAP介绍NetApp ONTAP 介绍简单统一数据管理高性能和效率NetApp起家的技术-软件从服务器到专业存储硬件企业级数据管理软件联想提供的产品ONTAP 9 系列产品NetApp ONTAP 9Common Data Management存储主机DM All Flash DM软件定义Software-DefinedONTAP Select云Cloud Volumes ONTAP融合FlexPod私有云/近云 云Private Storage存储虚拟化 FlexArray4Lenovo

2、ThinkSystem DM基本特性-统一存储 多协议Hybrid FASAll Flash FASHard Disks OnlyBuilt-in storage efficiencyNondisruptive operationsSAN and NASworkloadsScale-out and scale-up expansionAdvancedapplicationintegrationSecure,multitenant management with QoS Integrated data protection 统一存储协议支持: FC, iSCSI, CIFS and SMB, F

3、CoE, and NFS and parallel NFS (pNFS)多种类，统一集群基本特性-存储集群DM 产品支持24个节点（控制器）组成一个集群 基本单位为一对节点（控制器）超过4个节点（控制器）需要万兆交换机支持* 软件定义存储ONTAP select仅支持4节点和iSCSI.Cluster InterconnectFASAll Flash FASNodeDisk Shelf 1Disk Shelf 2NodeDisk Shelf 1Disk Shelf 1Disk Shelf 2NodeFASDisk Shelf 2ONTAP Cluster*节点=控制器基本特性-集群网络ONTA

4、P clusters 需要多个网络:内部联接 interconnect集群网络Cluster interconnect:连接多节点私有网络管理网络Management network集群管理员数据网络Data network一或多网络连接客户端Ethernet, FC, or converged network ManagementNetworkData NetworkCluster InterconnectDMAll Flash DMNodeDisk Shelf 1Disk Shelf 2NodeDisk Shelf 1Disk Shelf 1Disk Shelf 2NodeDMDisk S

5、helf 2基本特性-集群网络效果图8ONTAP clusters 需要的网路:1： interconnect-背板控制器连接2： Cluster interconnect-万兆集群管理员3： Management network集群管理员4：Data networkNAS或IPSAN，Ethernet5：Data networkSAN，FC 基本特性-集群网络之Cluster Interconnect交换机Cluster SwitchCluster SwitchCluster InterconnectInter-Switch Links (ISLs)ONTAP select-如何定制软件定义

6、存储ONTAP select 最多支持4节点集群ONTAP select 只支持以太网，NAS or IPSANHAHAONTAP External NetworkONTAP Internal NetworkiSCSISMB (CIFS)NFSNetApp OnCommand Suite共享网络交换机Client Protocol TrafficServer 1Server 2Server 3Server 4DASDASDASDAS软件功能ONTAP-软件功能列表FlexArray Virtualization存储虚拟化FabricPool 分层云云分层SnapLock (WORM Prote

7、ction)WORMOnCommand Insight管理按容量多品类存储管理SnapCenter 快照应用集成免费功能收费功能基本功能Unified support for SAN/NAS workloads统一存储Multipath I/O多路径WAFL文件系统Advanced Drive Partitioning存储操作系统分布FlexGroup多重卷组成文件系统加速，保护NVRAMlog保护FlashCacheNVME读缓存Flash PoolSSD缓存Storage Quality of Service (QoS)性能管理Raid技术RAID 4RaidRAID DPRaidRAID

8、 TECRaid加密Volume Encryption (NVE)*加密Onboard Key Manager*原厂远程管理数据保护FlexClone克隆Snapshot快照Snapvault备份SnapMirror异步复制MetroCluster同步复制，双活，多活SnapRestore快照可用空间效率Thin Provisioning自动精简Inline Deduplication重删Inline Compression压缩Inline compaction压紧管理OnCommand System Manager管理软件-系统管理OnCommand Unified Manager管理软件-

9、统一管理OnCommand API Services管理软件-API基本功能基本功能-WAFL文件系统AggregateRAID groups of drivesFiles and LUNs逻辑层Logical Layer物理层Physical LayerFlexVol volumesDynamic Virtualization Engine基本功能-Advanced Drive PartitioningAdvanced Drive Partitioning (ADP) :所有磁盘共享, 资源更有效率更少空间需求ADP 是一个默认配置:HA 配置供给非高端产品全闪存储 1 2 3 4 5 6

10、7 8 9 10 11 12DM控制器DataDataDataData Data DataData DataData RootPartitionData PartitionN1 Data N1 Data N1 Data N1 Parity N1 Parity N1 Spare N2 Data N2 Data N2 Data N2 Parity N2 Parity N2 Spare SpareParity Parity基本功能-FlexGroup从一组FlexVol volumes创建出一个统一的分布式文件系统一个FlexVol volumes 最大100TB一个FlexGroup最大20PBF

11、lexGroup创建后就像一个正常的FlexVol volume，给管理员和客户端使用FlexGroup内的FlexVol可调整，不同FlexVol可支持容量可以扩容，可以回收/FlexGroupRAIDRaid结构You add drives to RAID groups within an aggregate.You must use drives of the same type:SAS, SATA, or SSDArray LUNsYou must use drives of the same speed and size:SAS speeds: 15K or 10KSATA spee

12、d: 7.5KYou must provide enough hot spares.Data DriveParity DriveDouble-Parity DriveHot Spares3种RaidRAID 4:Provides a parity drive that protects the data if a single-drive failure occursUses data aggregates that require at least three drivesNetApp RAID-DP technology:Provides two parity drives that pr

13、otect the data if a double-drive failure occursUses data aggregates that require at least five drivesNetApp RAID-TEC technology:Provides three parity drives that protect the data if a triple-drive failure occursUses data aggregates that require a minimum of seven drivesParityDriveDoubleParityDriveTr

14、ipleParityDriveData Drives加速基本功能-文件系统 WAFL客户端CPNVRAM系统缓存组织数据blocks到文件系统使用FlexVol volumes卷重新定义文件系统写log到NVRAM, 再写入磁盘适用Flash Pool or Flash Cache 作为缓存启用各种特性，Snapshot copies, cloning, deduplication, and compression等基本功能-Flash Cache & Flesh Pool存储级别 缓存混合存储适用HDDs and SSDs加速响应时间, 读和写模式控制器发生损坏切换时，性能保持一致该缓存是基

15、于卷volumes的Flash Pool控制器内置 NVME 缓存NVME Flash Cache模块集成在每个控制器主板上 重复读取时，加速响应时间, 读模式简单使用，不需要额外管理每个控制器上的Flash Cache可以供所有卷volumes使用Flash Cache基本功能-Flesh PoolFlash Pool特性 :SAS or SATA 硬盘-用户数据SSDs 高性能缓存Flash Pool 性能优势:减少写负载 减少重复读负载 场景: Online transactional processing (OLTP) workloadsONTAP Performance - QoS衡

16、量和控制 I/O管理用户性能预期控制强负载对其他负载影响基于策略的监控和管理监控，隔离，限制对象的负载:VolumeLUNFileSVM (storage virtual machine)SVM2SVM1空间效率Thin provisioning自动精简App 2App 3App 1Typical: 40% use WasteWasteApp 2App 3App 1SharedCapacity8 Spindles 12 Spindles 6 Spindles 6 Spindles NetApp: More than 70% useSave 50% power, cooling, and spa

17、ce.Buy 50% less storage. WasteStandard Volume ManagerNetApp Thin Provisioning压缩和重删27Inline Zero Deduplication 去重删除所有为0的blocks没有数据写入SSDs;updates only metadataInline Adaptive Compression 压缩压缩 8-KB logical I/O into 4-KB 物理 blocksAligns 8-KB groups with the I/O size (databases)Inline Deduplication 去重重删进

18、入的blocks被已经写入blocks代替Combines with background deduplication for greater savingsInline Data Compaction 压紧合并多个logical data blocks到一个4-KB physical blockCompresses 4-KB logical I/ONew*所有动作在数据落盘前在控制器内完成压缩和重删-示例After inline data compaction4KB4KB4KB4KB4 BlocksAfter inline adaptivecompression4KB4KB4KB4KB4KB

19、4KB4KB4KB8 BlocksWrites from hosts or clients8KB8KB4KB80% Compressible8KB50% Compressible4KB3x 1KBWithoutcompression4KB4KB4KB4KB4KB4KB4KB4KB4KB4KB4KB55% Compressible11 Blocks80% CompressibleVolume AVolume BVol C压缩和重删-收益显著减少CAPEX and OPEXData growthNetApp Snapshot technologyStorage CapacityStorage Co

20、stNetApp RAID-TEC and RAID DP technologiesThin provisioningCloningInline compressionInline deduplication Inline compactionCAPEX: capital expendituresOPEX: operation expenditures数据保护Snapshot快照Create Snapshot copy Pointers are copied.No data is moved.Blocks on DiskVolumeABCBACSnapshot Copy 1ABCFile or

21、 LUNSnapshot快照Create Snapshot copy Continue writing data:Data is written to a new location on the disk.Pointers are updated.Continue writing dataBlocks on DiskVolumeABCBACSnapshot Copy 1ABCCCFlexClone克隆FlexClone technology:Enables the creation of multiple, instant dataset clones with no storage over

22、head Provides dramatic improvement for application test and development environments数据保护功能层级可靠性SnapVaultSoftwareAsynchronousSnapMirrorMetroClusterSoftware 远程容灾容灾业务连续本地备份SnapshotTechnology盒外备份Data Protection FunctionalityMetroCluster双活Continuous-availability and disaster recovery software Benefits:Ze

23、ro data lossFailover protectionNondisruptive upgradesCluster AData Center ACluster BData Center BUp to 185 miles (300km)Multiple Recovery Points with Snapshot CopiesMetroCluster 双活&多活Single-node cluster at each siteProtection of data at the cluster levelTwo-node cluster at each siteProtection of dat

24、a at the local level and the cluster levelFour-node cluster at each siteProtection of data at the local level and the cluster levelSupport for only NAS protocolsFour-Node ConfigurationTwo-Node ConfigurationEight-Node ConfigurationCluster AData Center ACluster BData Center BCluster AData Center AClus

25、ter BData Center BCluster AData Center ACluster BData Center BData Protection场景-备份和归档备份和归档HASnapshot copiesStorage Virtual Machine (SVM)SnapVault softwareCluster ASVMCluster BTape DriveSnapRestore softwarePerform a dump or SMTape using NDMP-compliant backup applications.Data Protection场景-备份和归档容灾HASV

26、MCluster ASVMCluster B(Disaster-Recovery Site)SnapMirror softwareFlexClone volumesUse SnapMirror for SVMs to protect all or some of the volumes in an SVM.收费功能SnapCenter 4.0Simplified data protection and clone managementStorage SystemsManagementDataSnapCenter ServerWindows ServerHostHostHostPlug-InPl

27、ug-InPlug-InFlexArray存储虚拟化HostsThird-Party Storage SystemsBefore: Storage SilosAfter: Unified Storage with FlexArray SoftwareFAS Controller(with FlexArray)HostsThird-Party Storage SystemsFlexArray存储虚拟化之DE版本FlexArray 可以从第三方存储上创建LUNs:Array LUNs are presented to ONTAPArray LUNs can function as hot spares or be assigned to aggrega