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Access "Latest VMware rev tackles storage shortcomings"

Published: 20 Oct 2012

Large VMWare shops have high expectations for the storage capabilities of the server virtualization platform. Tom Becchetti, senior capacity planner at a national financial services firm, has 37 VMware ESX Server 2.5.3 hosts running 140 virtual machines and is "kicking the tires" on VMware Infrastructure 3 (VI3). As it stands, "the underlying ESX file system is a good foundation," he says. But, "ultimately, what you want is a full foundation like a [Symantec] Veritas [file system and volume manager]," he notes, with the ability to do things like dynamically add and resize volumes. VI3, which was announced this summer, takes some steps in that direction, thanks to several enhancements to Virtual Machine File System (VMFS), ESX Server's underlying clustered file system. VMFS now delivers better I/O performance across a range of file sizes. Virtual Machine Disk Format (VMDK) files tend to be large--as big as 2TB--and are thus characterized by large block I/O patterns, explains Patrick Lin, VMware's technical director of product management. There are also ... Access >>>

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