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1、 2015 VMware Inc. All rights reserved. Configuring and Managing Virtual Storage Module 6 2015 VMware Inc. All rights reserved. VMware vSphere: Install, Configure, Manage6-2 You Are Here 1.Course Introduction 2.Software-Defined Data Center 3.Creating Virtual Machines 4.vCenter Server 5.Configuring an
2、d Managing Virtual Networks 6.Configuring and Managing Virtual Storage 7.Virtual Machine Management 8.Resource Management and Monitoring 9.vSphere HA and vSphere Fault Tolerance 10.Host Scalability 11.vSphere Update Manager and Host Maintenance 12.Installing vSphere Components 2015 VMware Inc. All r
3、ights reserved. VMware vSphere: Install, Configure, Manage6-3 Importance Storage options give you the flexibility to set up your storage based on your cost, performance, and manageability requirements. Shared storage is useful for disaster recovery, high availability, and moving virtual machines bet
4、ween hosts. 2015 VMware Inc. All rights reserved. VMware vSphere: Install, Configure, Manage6-4 Module Lessons Lesson 1:Storage Concepts Lesson 2:iSCSI Storage Lesson 3: NFS Datastores Lesson 4:VMFS Datastores Lesson 5:Virtual SAN Datastores Lesson 6: Virtual Volumes 2015 VMware Inc. All rights rese
5、rved. 6-5 Lesson 1: Storage Concepts 2015 VMware Inc. All rights reserved. VMware vSphere: Install, Configure, Manage6-6 Learner Objectives By the end of this lesson, you should be able to meet the following objectives: Describe VMware vSphere storage technologies and datastores Describe the storage
6、 device naming convention 2015 VMware Inc. All rights reserved. VMware vSphere: Install, Configure, Manage6-7 Basic Storage Overview Storage Technologies Datastore Types FCoEiSCSI Fibre Channel Direct Attached File System NAS NFSVMFS ESXi Hosts 2015 VMware Inc. All rights reserved. VMware vSphere: I
7、nstall, Configure, Manage6-8 Storage Protocol Overview Storage Protocol Boot from SAN Support vSphere vMotion Support vSphere HA Support vSphere DRS Support Raw Device Mapping Support Fibre Channel FCoE iSCSI NFS DAS Virtual Volumes Virtual SAN 2015 VMware Inc. All rights reserved. VMware vSphere: I
8、nstall, Configure, Manage6-9 About Datastores A datastore is a logical storage unit that can use disk space on one physical device or span several physical devices. Types of datastores: VMware vSphere VMFS NFS Datastores are used to hold virtual machine files, templates, and ISO images. HostHost Dat
9、astore 2015 VMware Inc. All rights reserved. VMware vSphere: Install, Configure, Manage6-10 About VMFS5 VMFS5: Allows concurrent access to shared storage. Can be dynamically expanded. Uses a 1 MB block size, good for storing large virtual disk files. Uses subblock addressing, good for storing small
10、files: the subblock size is 8 KB. Provides on-disk, block-level locking. HostHost VMFS Datastore 2015 VMware Inc. All rights reserved. VMware vSphere: Install, Configure, Manage6-11 About NFS NFS: Is storage shared over the network at the file system level Supports NFS version 3 and 4.1 over TCP/IPH
11、ostHost NFS Datastore 2015 VMware Inc. All rights reserved. VMware vSphere: Install, Configure, Manage6-12 About Raw Device Mapping RDM enables you to store virtual machine data directly on a LUN. The mapping file is stored on a VMFS datastore that points to the raw LUN. -flat.vmdk .vmdk Virtual Dis
12、k VMFS or NFS -rdm.vmdk .vmdk RDM VMFS Raw LUN NTFS/ext4 2015 VMware Inc. All rights reserved. VMware vSphere: Install, Configure, Manage6-13 Virtual SAN Overview vSphere HD/SSDHD/SSDSSDSSD Virtual SAN SSD 3-64 Virtual SAN Aggregated Datastore HD/SSD 2015 VMware Inc. All rights reserved. VMware vSph
13、ere: Install, Configure, Manage6-14 About Virtual Volumes vSphere Virtual Volumes ReplicationSnapshotsCaching EncryptionDeduplication PE Native representation of VMDKs on SAN/NAS: No LUNs or volume management. Works with existing SAN/NAS systems. A new control path for data operations at the VM/VMDK
14、 level. Snapshots, replications, and other operations at the VM level on external storage. Automates control of per-VM service levels. Protocol endpoint provides standard protocol access to storage. Storage containers can span an entire array. Overview 2015 VMware Inc. All rights reserved. VMware vS
15、phere: Install, Configure, Manage6-15 Storage Device Naming Conventions Storage devices are identified in several ways: Runtime name: Uses the convention vmhbaN:C:T:L. This name is not persistent through reboots. Target: Identifies iSCSI target address and port. LUN: A unique identifier designated t
16、o individual or collections of hard disk devices. A logical unit is addressed by the SCSI protocol or SAN protocols that encapsulate SCSI, such as iSCSI or Fibre Channel. 2015 VMware Inc. All rights reserved. VMware vSphere: Install, Configure, Manage6-16 Physical Storage Considerations You should discuss vSphere storage needs with your storage administration team, including the following items: LUN si
