Defying the Laws of LUNs
The status quo for storage professionals is the black art of making the storage medium, the hard disk array in most cases, deliver as much performance and capacity as possible to those applications with the greatest need. Referred to as tuning and provisioning – this exercise is time consuming, quirky and somewhat unpredictable. This blog…
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Say Goodbye to VM Alignment Issues (and Poor Performance!) with Pure Storage
This is the first post in a three-post series on VM performance on Flash storage, where I explore various provisioning scenarios for VMs on Flash. This first post discusses the impact of VM/array block alignment, the second post will explore the different performance of various VM types, and the third post will explore the performance…
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Introducing Ravi Venkat – Pure Storage’s Virtualization Solutions Architect
Hi all, I’m pleased to introduce you to Ravi Venkat, our Virtualization Solutions Architect here at Pure Storage. Ravi’s been with Pure Storage for about 9 months, and his job is to be the company’s foremost expert at the intersection of flash and virtualization. He tests the Pure Storage FlashArray in the lab in a…
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Not Your Momma’s Deduplication
Carol Silwa at SearchStorage just published a nice roll-up article on the state of the union around primary storage data reduction and deduplication. The article postulates that this might be the year that primary deduplication finally takes off, but the article starts with the sober reality: “primary storage deduplication has yet to make its mark…
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Are Flash/Disk Hybrids Just HSM 2.0?
In a recent report, Forrester proposes skipping tiering between SSDs and disks and going straight to all flash storage (SSD-Only Storage Challenges the Need For Tiers). Halleluiah! Tiering within a storage appliance (intra-array or sub-LUN tiering as opposed to the universally practiced inter-array tiering) is very hard to get right. The challenges are reminiscent of…
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