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Virtualization Spotlight

October 2009

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It’s been a while since we’ve talked a bit a bout esXpress‘ features. In this post we’ll be looking at the “Date Smart Dynamic Export”, which allows you to pinpoint the virtual data you want to archive, and combine it with your physical backup data.

Utilizing Patent Pending technology, esXpress’ Date Smart Dynamic Export (an extensive set of pre-defined date categories), provides a seamless path for moving uncompressed, native VMDK and VMX files to tape when combined with traditional solutions such as Symantec Backup Exec, IBM TSM, EMC Legato, or HP Data Protector. Since the esXpress software is not required to run restores, future restoration from tape is fast and easy.

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The Optimal Combination for the Future of Data Protection


Today’s system administrator must protect the systems they’re responsible for with the best software available. esXpress in coordination with existing backup solutions, yields a faster data to tape backup, creating the optimal combination for Disaster Recovery and Business Continuity.

VMs are moved to disk by esXpress and then tape backup can occur during normal business hours as no production VMs are affected. Tape data consists of VMs in their native state, consuming fewer tapes (up to 50%) and fewer resources associated with tapes (off-site storage fees, tape costs, and legacy agent licensing). Reduction in virtual machine backup times, together with faster restoration and reduced costs, represents the future of data protection.

Disaster Recovery tools such as NetBackup, BackupExec, TSM, Data Protector, Networker, Avamar, CommVault, Arcserve and others, provide effective protection against data loss, however, as virtualization progresses through the corporate environment, new backup tools are required. esXpress complements your existing DR implementation with the best Virtual to Disk Backup & Disaster Recovery solution in the industry.

Agent-Based Solutions and Tape Storage: The Shortcomings


Agent-based backup solutions solve critical needs in the current IT landscape. These solutions effectively quiesce applications while allowing users to continue to use those mission-critical applications on the physical server. Data stored on physical hosts must be protected and applications such as file servers, databases, and messaging, each povide unique challenges when it comes to backup.

Currently, the most cost-effective, off-site, backup storage medium is tape. And mature, agent-based backup solutions efficiently move data from disk to tape. While tape is not as fast for restoration as disk may be, tapes have the benefit of assuring backups are not on the physical premises in case of a disaster. Unfortunately, though, agent-based technologies have not been able to grow with virtualization. Recovery of an entire system with an agent-based backup preserves only the data—the entire system must be reloaded—including the operating system, applications, and the agent before any data can be restored.

Data Center DR: Best-of-Breed Solution


esXpress and legacy backup solutions work together to provide a best of breed solution for data center disaster recovery. Though legacy solutions provide effective backup of physical servers, as well as disk-to-tape solutions, esXpress provides the fastest backups from virtual machines to disk. Utilizing our date smart export directory, esXpress provides a direct path for legacy backups to take uncompressed native VMDK and VMX files to tape. Future restoration from tape is quick and easy as the esXpress software is not required for the restoration.

To achieve the lowest time-to-restoration in a virtual environment, block level backups utilizing VCB are often deployed. Unfortunately, VCB requires additional hardware and can not provide the number of concurrent streams necessary to meet backup windows.

Backups in a virtual environment should be performed with a solution tailored to the emerging virtualization technology. esXpress utilizes virtual machines to provide up to 16 concurrent backup streams direct to target per ESX host. Utilizing virtual machines requires no additional hardware or software licensing, and provides a superior level of fault-tolerance. In addition, each backup stream is compressed and deduplicated before the data ever leaves the host.

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Oxford University’s Network Systems Management Services (NSMS) Group Uses esXpress for Low Cost VMware Backup and Recovery

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PHD Virtual Technologies, provider of the pioneering esXpress VMware backup and recovery solution, today announced that Oxford University’s Network Systems Management Services (NSMS) group relies on esXpress to provide data protection and recovery for its VMware environment of 14 ESX servers. esXpress delivers scalable, highly available and cost effective VMware backup and restore capabilities for Oxford University without added hardware or software investments.

Oxford University has been educating people from all walks of life and all parts of the world for more than nine centuries. The first university in the English-speaking world, Oxford University today remains at the forefront of learning, teaching and research. Students from more than 140 countries and territories make up a student population of over 20,000, with over a third coming from outside the United Kingdom. These students are educated by 38 independent and self-governing colleges and six permanent private halls.

The Oxford University NSMS supports the expansive information services for these colleges and halls through an elaborate information technology infrastructure that is offered as a shared managed service to each of the university’s colleges and departments. At the backbone of this infrastructure is Oxford NSMS’ VMware virtualization environment including a dual-site setup with 14 ESX servers, and a single-site ESX cluster based on 10 blades. This virtual environment serves as the central computing center for the entire Oxford University system including support for student records, university email services, web servers, content management systems and university databases.

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To assure reliable data protection for its virtual infrastructure, Oxford University selected PHD Virtual’s esXpress for its simplicity, scalability and unique Virtual Backup Appliance architecture which enables the virtual environment to back itself up. As such, Oxford University NSMS is able to meet its data protection and recovery requirements for high availability without added hardware or software costs.

“esXpress is a reliable, easy to use backup solution that fits seamlessly into our VMware environment,” said Jon Hutchings, senior system administrator, Oxford University NSMS. “It has saved us a tremendous amount of time and money by using the power of our virtual machines to protect themselves. Now, we no longer need to spend hours locating backup tapes like we did with our previous tape backup solution. Backups are performed seamlessly to disk making restores faster and much more reliable.”

esXpress is a revolutionary VMware backup and data protection solution that uses the virtual environment itself to perform the
backup, in less time, and at a lower cost. Key benefits of esXpress for Oxford University include:

1.) Fault-Tolerance – esXpress is VMware DRS/HA-aware and VMotion compatible making it more reliable and more stable than other solutions

2.) Backs Up More Data in Less Time – With up to 16 concurrent backup streams per ESX host, esXpress enables Oxford to significantly reduce their backup window

3.) Leverages Existing Infrastructure Investments – esXpress’ Data Smart Dynamic Export enables Oxford to leverage its investment in existing physical backup solutions to minimize total cost of ownership

To learn more about esXpress or to download a free trial version, please visit: http://www.phdvirtual.com/products/esxpress-virtual-backup.

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