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IBM Storwize 7.2 wins by a SANSlide
So following my recent blog post on SANSlide WAN optimization appliances for use with Storwize replication, IBM has just announced Storwize 7.2 (available December) which includes not only replication...
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Another Storwize Global Mirror Best Practice Tip
Tip: When running production-style workloads alongside Global Mirror continuous replication secondary volumes on one Storwize system, best practice is to put the production and DR workloads into...
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IBM FlashSystem 840 for Legacy-free Flash
Flash storage is at an interesting place and it’s worth taking the time to understand IBM’s new FlashSystem 840 and how it might be useful. A traditional approach to flash is to treat it like a fast...
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Building Scale-out NAS with IBM Storwize V7000 Unified
If you need scalable NAS and what you’re primarily interested in is capacity scaling, with less emphasis on performance, and more on cost-effective entry price, then you might be interested in building...
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My name is Storage and I’ll be your Server tonight…
Ever since companies like Data General moved RAID control into an external disk sub-system back in the early ’90s it has been standard received knowledge that servers and storage should be separate....
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IBM Storwize V7000 RtC: “Freshly Squeezed” Revisited
Back in 2012 after IBM announced Real-time Compression (RtC) for Storwize disk systems I covered the technology in a post entitled “Freshly Squeezed“. The challenge with RtC in practice turned out to...
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IBM Software-defined Storage
The phrase ‘Software-defined Storage’ (SDS) has quickly become one of the most widely used marketing buzz terms in storage. It seems to have originated from Nicira’s use of the term ‘Software-defined...
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Storage Spaghetti Anyone?
I recall Tom West (Chief Scientist at Data General, and star of Soul of a New Machine) once saying to me when he visited New Zealand that there was an old saying “Hardware lasts three years, Operating...
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Panzura – Distributed Locking & Cloud Gateway for CAD
I have been watching the multi-site distributed NAS space for some years now. There have been some interesting products including Netapp’s Flexcache which looked nice but never really seemed to get...
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Comprestimator Guesstimator
Hey folks, just a quick post for you based on recent experience of IBM’s NAS Comprestimator utility for Storwize V7000 Unified where it completely failed to predict an outcome that I had personally...
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