by Robin Harris | Tuesday, February 17, 2015 | Architecture, Enterprise, SAN, FC, SSD/Flash/NVRAM, Video |
StorageMojo has been writing about latency and flash arrays for years (see The SSD write cliff in real life), with a focus on data from the TPC-C and SPC-1 benchmarks. The folks at Violin Memory asked me to create a Video White Paper to discuss the problem in a...
by Robin Harris | Tuesday, February 10, 2015 | Architecture, Disk, Enterprise, SAN, FC, SSD/Flash/NVRAM |
A couple of weeks ago StorageMojo learned that a VMAX 20k could support up to 2400 3TB drives, it can only address ≈2PB. Where did the remaining 5 petabytes go? Some theories were advanced in the comments, and I spoke to other people about the mystery. No one would...
by Robin Harris | Wednesday, January 21, 2015 | Architecture, Enterprise, Price Lists |
While working on a client configuration for a VMAX 20k – and this may apply to the 40k as well, as I haven’t checked – I encountered something odd: The 20k supports up to 2400 3TB drives, according to the EMC 20k spec sheet. That should be a raw...
by Robin Harris | Tuesday, January 6, 2015 | Architecture, Cloud computing & storage, Clusters |
Just when everyone agreed that scale-out infrastructure with commodity nodes of tightly-coupled CPU, memory and storage is the way to go, Facebook’s Jeff Qin, a capacity management engineer – in a talk at Storage Visions 2015 – offers an opposing...
by Robin Harris | Friday, December 19, 2014 | Hike blogging, Off-Topic |
Hike blogging got interrupted by some schedule conflicts and bad weather. Federal district court jury duty was one interruption. Some needed rain and cold temperatures was another. To make up for the lapse, here are two pictures from this week’s hike around...
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