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Storage Basics - Part VII: Storage Alignment - VMtoday
Storage alignment, or the lack of alignment, is not a new issue and is not unique to VMware or virtualization in general. However, the effects of misaligned storage can be more greatly felt in shared, oversubscribed or high I/O environments. In this article I explain what storage alignment is, how to tell if you are already aligned, and if not - how to fix storage misalignment. Tools, references, and best practices for storage alignment are included.