VIEWS: 4 PAGES: 5 POSTED ON: 4/1/2013
HP Education Services H Storage I/O Control. This feature provides quality-of-service vSphere 4.1 introduces an impressive capabilities for storage I/O in the number of new features: form of I/O shares and limits that are enforced across all virtual machines Scripted Install for ESXi. Scripted accessing a datastore, regardless of installation of ESXi to local and which host they are running on. remote disks allows rapid Using Storage I/O Control, vSphere deployment of ESXi to many administrators can ensure that the machines. You can start the scripted most important virtual machines get installation with a CD-ROM drive or adequate I/O resources even in times over the network by using PXE of congestion. booting. iSCSI Hardware Offloads. vSphere vSphere Client Removal from 4.1 enables 10Gb iSCSI hardware ESX/ESXi Builds. For ESX and offloads (Broadcom 57711) and 1Gb ESXi, the vSphere Client is available iSCSI hardware offloads (Broadcom for download from the VMware Web 5709). site. It is no longer packaged with Network I/O Control. Traffic- builds of ESX and ESXi. management controls allow flexible Boot from SAN. vSphere 4.1 partitioning of physical NIC enables ESXi boot from SAN (BFN). bandwidth between different traffic iSCSI, FCoE, and Fibre Channel types, including virtual machine, boot are supported. vMotion, FT, and IP storage traffic (vNetwork Distributed Switch only). Hardware Acceleration with IPv6 Enhancements. IPv6 in ESX vStorage APIs for Array supports Internet Protocol Security Integration (VAAI). ESX can (IPsec) with manual keying. offload specific storage operations to Load-Based Teaming. vSphere 4.1 compliant storage hardware. With allows dynamic adjustment of the storage hardware assistance, ESX teaming algorithm so that the load is performs these operations faster and always balanced across a team of consumes less CPU, memory, and physical adapters on a vNetwork storage fabric bandwidth. Distributed Switch. Storage Performance Statistics. E1000 vNIC Enhancements. E1000 vSphere 4.1 offers enhanced vNIC supports jumbo frames in visibility into storage throughput and vSphere 4.1. latency of hosts and virtual machines, Windows Failover Clustering with and aids in troubleshooting storage VMware HA. Clustered Virtual performance issues. NFS statistics Machines that utilize Windows are now available in vCenter Server Failover Clustering/Microsoft performance charts, as well as esxtop. Cluster Service are now fully New VMDK and datastore statistics supported in conjunction with are included. All statistics are VMware HA. available through the vSphere SDK. VMware HA Scalability Improvements. VMware HA has HP Education Services H the same limits for virtual machines CPU usage. In addition, you can use per host, hosts per cluster, and virtual vmxnet3 vNICs in FT-enabled machines per cluster as vSphere. virtual machines. VMware HA Healthcheck and Concurrent VMware Data Operational Status. The VMware Recovery Sessions. vSphere 4.1 HA dashboard in the vSphere Client provides the ability to concurrently provides a new detailed window manage multiple VMware Data called Cluster Operational Status. Recovery appliances. This window displays more vStorage APIs for Data Protection information about the current (VADP) Enhancements. VADP VMware HA operational status, now offers VSS quiescing support including the specific status and for Windows Server 2008 and errors for each host in the VMware Windows Server 2008 R2 servers. HA cluster. This enables application-consistent VMware Fault Tolerance (FT) backup and restore operations for Enhancements. vSphere 4.1 Windows Server 2008 and Windows introduces an FT-specific Server 2008 R2 applications. versioning-control mechanism that vCLI Enhancements. vCLI adds allows the Primary and Secondary options for SCSI, VAAI, network, VMs to run on FT-compatible hosts and virtual machine control, at different but compatible patch including the ability to terminate an levels. vSphere 4.1 differentiates unresponsive virtual machine. In between events that are logged for a addition, vSphere 4.1 provides Primary VM and those that are controls that allow you to log vCLI logged for its Secondary VM, and activity. reports why a host might not support Lockdown Mode Enhancements. FT. In addition, you can disable VMware ESXi 4.1 lockdown mode VMware HA when FT-enabled allows the administrator to tightly virtual machines are deployed in a restrict access to the ESXi Direct cluster, allowing for cluster Console User Interface (DCUI) and maintenance operations without Tech Support Mode (TSM). When turning off FT. lockdown mode is enabled, DCUI DRS Interoperability for VMware access is restricted to the root user, HA and Fault Tolerance (FT). FT- while access to Tech Support Mode enabled virtual machines can take is completely disabled for all users. advantage of DRS functionality for With lockdown mode enabled, load balancing and initial placement. access to the host for management or In addition, VMware HA and DRS monitoring using CIM is possible are tightly integrated, which allows only through vCenter Server. Direct VMware HA to restart virtual access to the host using the vSphere machines in more situations. Client is not permitted. Enhanced Network Logging Access Virtual Machine Serial Performance. Fault Tolerance (FT) Ports Over the Network. You can network logging performance allows redirect virtual machine serial ports improved throughput and reduced over a standard network link in HP Education Services H vSphere 4.1. This enables solutions Update Manager. Update Manager such as third-party virtual serial port 4.1 immediately sends critical concentrators for virtual machine notifications about recalled ESX and serial console management or related patches. In addition, Update monitoring. Manager prevents you from vCenter Converter Hyper-V installing a recalled patch that you Import. vCenter Converter allows might have already downloaded. users to point to a Hyper-V machine. This feature also helps you identify Converter displays the virtual hosts where recalled patches might machines running on the Hyper-V already be installed. system, and users can select a License Reporting Manager. The powered-off virtual machine to License Reporting Manager provides import to a VMware destination. a centralized interface for all license Enhancements to Host Profiles. keys for vSphere 4.1 products in a You can use Host Profiles to roll out virtual IT infrastructure and their administrator password changes in respective usage. You can view and vSphere 4.1. Enhancements also generate reports on license keys and include improved Cisco Nexus usage for different time periods with 1000V support and PCI device the License Reporting Manager. A ordering configuration. historical record of the utilization per Unattended Authentication in license key is maintained in the vSphere Management Assistant vCenter Server database. (vMA). vMA 4.1 offers improved Power Management authentication capability, including Improvements. ESX 4.1 takes integration with Active Directory advantage of deep sleep states to and commands to configure the further reduce power consumption connection. during idle periods. The vSphere Updated Deployment Client has a simple user interface Environment in vSphere that allows you to choose one of four Management Assistant (vMA). The host power management policies. In updated deployment environment in addition, you can view the history of vMA 4.1 is fully compatible with host power consumption and power vMA 4.0. A significant change is the cap information on the vSphere transition from RHEL to CentOS. Client Performance tab on newer vCenter Orchestrator 64-bit platforms with integrated power Support. vCenter Orchestrator 4.1 meters. provides a client and server for 64- Reduced Overhead Memory. bit installations, with an optional 32- vSphere 4.1 reduces the amount of bit client. The performance of the overhead memory required, Orchestrator server on 64-bit especially when running large virtual installations is greatly enhanced, as machines on systems with CPUs that compared to running the server on a provide hardware MMU support 32-bit machine. (AMD RVI or Intel EPT). Improved Support for Handling DRS Virtual Machine Host Recalled Patches in vCenter Affinity Rules. DRS provides the HP Education Services H ability to set constraints that restrict Configuring USB Device placement of a virtual machine to a Passthrough from an ESX/ESXi subset of hosts in a cluster. This Host to a Virtual Machine. You feature is useful for enforcing host- can configure a virtual machine to based ISV licensing models, as well use USB devices that are connected as keeping sets of virtual machines to an ESX/ESXi host where the on different racks or blade systems virtual machine is running. The for availability reasons. connection is maintained even if you Memory Compression. Compressed migrate the virtual machine using memory is a new level of the vMotion. memory hierarchy, between RAM Improvements in Enhanced and disk. Slower than memory, but vMotion Compatibility. vSphere much faster than disk, compressed 4.1 includes an AMD Opteron Gen. memory improves the performance 3 (no 3DNow!) EVC mode that of virtual machines when memory is prepares clusters for vMotion under contention, because less compatibility with future AMD virtual memory is swapped to disk. processors. EVC also provides vMotion Enhancements. In vSphere numerous usability improvements, 4.1, vMotion enhancements including the display of EVC modes significantly reduce the overall time for virtual machines, more timely for host evacuations, with support for error detection, better error messages, more simultaneous virtual machine and the reduced need to restart migrations and faster individual virtual machines. virtual machine migrations. The vCenter Update Manager Support result is a performance improvement for Provisioning, Patching, and of up to 8x for an individual virtual Upgrading EMC’s ESX machine migration, and support for PowerPath Module. vCenter four to eight simultaneous vMotion Update Manager can provision, migrations per host, depending on patch, and upgrade third-party the vMotion network adapter (1GbE modules that you can install on ESX, or 10GbE respectively). such as EMC’s PowerPath ESX/ESXi Active Directory multipathing software. Using the Integration. Integration with capability of Update Manager to set Microsoft Active Directory allows policies using the Baseline construct seamless user authentication for and the comprehensive Compliance ESX/ESXi. You can maintain users Dashboard, you can simplify and groups in Active Directory for provisioning, patching, and upgrade centralized user management and of the PowerPath module at scale. you can assign privileges to users or User-configurable Number of groups on ESX/ESXi hosts. In Virtual CPUs per Virtual Socket. vSphere 4.1, integration with Active You can configure virtual machines Directory allows you to roll out to have multiple virtual CPUs reside permission rules to hosts by using in a single virtual socket, with each Host Profiles. virtual CPU appearing to the guest operating system as a single core. HP Education Services H Previously, virtual machines were restricted to having only one virtual CPU per virtual socket. Expanded List of Supported Processors. The list of supported processors has been expanded for ESX 4.1. Among the supported processors is the Intel Xeon 7500 Series processor, code-named Nehalem-EX (up to 8 sockets).
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