6.0
Table Of Contents
- vSphere Command-Line Interface Concepts and Examples
- Contents
- About This Book
- vSphere CLI Command Overviews
- Introduction
- List of Available Host Management Commands
- Targets and Protocols for vCLI Host Management Commands
- Supported Platforms for vCLI Commands
- Commands with an esxcfg Prefix
- ESXCLI Overview
- Connection Options for vCLI Host Management Commands
- Connection Options for DCLI Commands
- vCLI Host Management Commands and Lockdown Mode
- Managing Hosts
- Managing Files
- Managing Storage
- Introduction to Storage
- Examining LUNs
- Detaching Devices and Removing a LUN
- Working with Permanent Device Loss
- Managing Paths
- Managing Path Policies
- Scheduling Queues for Virtual Machine I/O
- Managing NFS/NAS Datastores
- Monitoring and Managing SAN Storage
- Monitoring and Managing Virtual SAN Storage
- Monitoring vSphere Flash Read Cache
- Monitoring and Managing Virtual Volumes
- Migrating Virtual Machines with svmotion
- Configuring FCoE Adapters
- Scanning Storage Adapters
- Retrieving SMART Information
- Managing iSCSI Storage
- iSCSI Storage Overview
- Protecting an iSCSI SAN
- Command Syntax for esxcli iscsi and vicfg-iscsi
- iSCSI Storage Setup with ESXCLI
- iSCSI Storage Setup with vicfg-iscsi
- Listing and Setting iSCSI Options
- Listing and Setting iSCSI Parameters
- Enabling iSCSI Authentication
- Setting Up Ports for iSCSI Multipathing
- Managing iSCSI Sessions
- Managing Third-Party Storage Arrays
- Managing NMP with esxcli storage nmp
- Path Claiming with esxcli storage core claiming
- Managing Claim Rules
- Managing Users
- Managing Virtual Machines
- vmware-cmd Overview
- Listing and Registering Virtual Machines
- Retrieving Virtual Machine Attributes
- Managing Virtual Machine Snapshots with vmware-cmd
- Powering Virtual Machines On and Off
- Connecting and Disconnecting Virtual Devices
- Working with the AnswerVM API
- Forcibly Stopping Virtual Machines with EXCLI
- Managing vSphere Networking
- Introduction to vSphere Networking
- Retrieving Basic Networking Information
- Network Troubleshooting
- Setting Up vSphere Networking with vSphere Standard Switches
- Setting Up Virtual Switches and Associating a Switch with a Network Interface
- Retrieving Information About Virtual Switches
- Adding and Deleting Virtual Switches
- Checking, Adding, and Removing Port Groups
- Managing Uplinks and Port Groups
- Setting the Port Group VLAN ID
- Managing Uplink Adapters
- Adding and Modifying VMkernel Network Interfaces
- Setting Up vSphere Networking with vSphere Distributed Switch
- Managing Standard Networking Services in the vSphere Environment
- Setting the DNS Configuration
- Adding and Starting an NTP Server
- Managing the IP Gateway
- Setting Up IPsec
- Managing the ESXi Firewall
- Monitoring VXLAN
- Monitoring ESXi Hosts
- Index
VMware, Inc. 39
Chapter 4 Managing Storage
YoucanusevCLIcommandstomanagethevirtualmachinefilesystemandstoragedevices.
VMFS.Usevmkfstoolstocreate,modify,andmanageVMFSvirtualdisksandrawdevicemappings.
See“ManagingtheVirtualMachineFileSystemwithvmkfstools”onpage 28foranintroductionandthe
vSphereStoragedocumentationforadetailedreference.
Datastores.Severalcommandsallowyoutomanagedatastoresandareusefulformultipleprotocols.
LUNs.Useesxcli storage coreorvicfg-scsidevscommandstodisplayavailableLUNsand
mappingsforeachVMFSvolumetoitscorrespondingpartition.See“ExaminingLUNs”onpage 40.
Pathmanagement.Useesxcli storage coreorvicfg-mpathcommandstolistinformationabout
FibreChanneloriSCSILUNsandtochangeapath’sstate.See“ManagingPaths”onpage 44.Usethe
ESXCLIcommandtoviewandmodifypathpolicies.See“ManagingPathPolicies”onpage 47.
Rescan.Useesxcli storage coreorvicfg-rescanadapter rescantoperformarescan
operationeachtimeyoureconfigureyourstoragesetup.See“ScanningStorageAdapters”on
page 58.
Storagedevices.Severalcommandsmanageonlyspecificstoragedevices.
NFSstorage.Useesxcli storage nfsorvicfg-nastomanageNASstoragedevices.See
“ManagingNFS/NASDatastores”onpage 51.
iSCSIstorage.Useesxcli iscsiorvicfg-iscsitomanagebothhardwareandsoftwareiSCSI.
See“ManagingiSCSIStorage”onpage 59.
Software‐definedstorage.vSpheresupportsseveraltypesofsoftware‐definedstorage.
VirtualSANstorage.Usecommandsintheesxcli vsannamespacetomanageVirtualSAN.See
“MonitoringandManagingVirtualSANStorage”onpage 53.
VirtualFlashstorage.Usecommandsintheesxcli storage vflashnamespacetomanage
VMwarevSphereFlashReadCache.
Virtualvolumes.Virtualvolumesofferadifferentlayerofabstractionthandatastores.Asaresult,
finer‐grainedmanagementispossible..Usecommandsintheesxcli storage vvolnamespace.
Datastores
ESXihostsusestoragespaceonavarietyofphysicalstoragesystems,includinginternalandexternaldevices
andnetworkedstorage.Ahostcandiscoverstoragedevicestowhichithasaccessandformatthemas
datastores.Eachdatastoreisaspeciallogicalcontainer,analogoustoafilesystemonalogical
volume,where
thehostplacesvirtualdiskfilesandothervirtualmachinefiles.Datastoreshidespecificsofeachstorage
productandprovideauniformmodelforstoringvirtualmachinefiles.
Dependingonthetypeofstorageyouuse,datastorescanbebackedbythefollowingfilesystemformats:
VirtualMachineFileSystem(VMFS).High‐performancefilesystemoptimizedforstoringvirtual
machines.YourhostcandeployaVMFSdatastoreonanySCSI‐basedlocalornetworkedstoragedevice,
includingFibreChannelandiSCSISANequipment.
AsanalternativetousingtheVMFSdatastore,yourvirtualmachinecanhavedirect
accesstorawdevices
anduseamappingfile(RDM)asaproxy.See“ManagingtheVirtualMachineFileSystemwith
vmkfstools”onpage 28.
NetworkFileSystem(NFS).FilesystemonaNASstoragedevice.ESXisupportsNFSversion3over
TCP/IP.ThehostcanaccessadesignatedNFSvolumelocatedonanNFSserver,mountthevolume,and
useitforanystorageneeds.
Storage Device Naming
Eachstoragedevice,orLUN,isidentifiedbyseveraldeviceidentifiernames.