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EMC conclusively proves that VNX bottlenecks NAS performance
A bit of a controversial title, no? Allow me to elaborate. EMC posted a new SPEC SFS result as part of a marketing stunt (which is working, look at what I’m doing – I’m talking about them, if only to...
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OS X and SSD – tunings plus performance with and without TRIM
I finally decided to spring for a SSD for my laptop since I hammer it heavily with a lot of mostly random I/O. It was money well spent. I went for an Intel 320 model, since it includes extra capacitors...
View ArticleAre some flash storage vendors optimizing too heavily for short-lived NAND...
I really resisted using the “flash in the pan” phrase in the title… first, because the term is overused and second, because I don’t believe solid state is of limited value. On the contrary. However, I...
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Are SSDs reliable enough? The importance of extensive testing under adverse...
Recently, interesting research (see here) from researchers at Ohio State was presented at USENIX. To summarize, they tested 15 SSDs, several of them “Enterprise” grade, and subjected them to various...
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How to decipher EMC’s new VNX pre-announcement and look behind the marketing.
It was with interest that I watched some of EMC’s announcements during EMC World. Partly due to competitor awareness, and partly due to being an irrepressible nerd, hoping for something really cool....
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NetApp Posts Top Ten SPC-1 Price-Performance Results for the new EF560...
<edit: updated with the changes in the SPC-1 price/performance lineup as of 3/27/2015, fixed some typos> I’m happy to announce that today we announced the new, third-gen EF560 all-flash array,...
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Marketing fun: NetApp industry first of up to 13 million IOPS in a single rack
I’m seeing some really “out there” marketing lately, every vendor (including us) trying to find an angle that sounds exciting while not being an outright lie (most of the time). A competitor recently...
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NetApp posts SPC-1 Top Ten Performance results for its high end systems –...
It’s been a while since our last SPC-1 benchmark submission with high-end systems in 2012. Since then we launched all new systems, and went from ONTAP 8.1 to ONTAP 8.3, big jumps in both hardware and...
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Calculating the true cost of space efficient Flash solutions
In this post I will try to help you understand how to objectively calculate the cost of space-efficient storage solutions – there’s just too much misinformation out there and it’s getting irritating...
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NetApp Enterprise Grade Flash
June 23rd marked the release of new NetApp Enterprise Flash technology. The release consists of: New ONTAP 8.3.1 with significant performance, feature and usability enhancements New Inline Storage...
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Architecture has long term scalability implications for All Flash Appliances
Recently, many vendors announced the availability of large SSDs. It’s not extremely exciting – it’s just a larger storage medium. Sure, it’s really advanced 3D NAND, it’s fast and ultra-reliable, and...
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The Importance of SSD (and other) Firmware Updates
I wanted to bring this crucial issue to light since I’m noticing several storage vendors being either cavalier about this or simply unaware. I will explain why solutions that don’t offer some sort of...
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