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Stephen Foskett, Pack Rat

Understanding the accumulation of data

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HBA

The I/O Blender Part 1: Ye Olde Storage I/O Path

May 23, 2012 By Stephen 2 Comments

Back in the day, when data was smaller and servers were machines, I/O followed a predictable pattern. Storage arrays could anticipate requests and RAID was beautiful. Then came virtualization, and with it an end to ye olde storage I/O path. Server = HBA = LUN It was a simpler time back in the 1990's. Each server had a SCSI host bus adapter (HBA) of its own. Maybe two, if … [Read more...] about The I/O Blender Part 1: Ye Olde Storage I/O Path

Essential Reading for VMware ESX iSCSI Users!

January 26, 2009 By Stephen 9 Comments

Update: Check out the latest multi-vendor iSCSI post! I usually don't write about other peoples' articles on this blog, preferring to stick to my own independent work. But this time I'm making an exception. If you use or are interested in VMware ESX 3.x and iSCSI, you simply must go read Chad Sakac's post on the topic. Co-written with just about everyone in the industry … [Read more...] about Essential Reading for VMware ESX iSCSI Users!

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