3D TLC NAND flash, your new SATA disk

2015

Good post by Luca Dell’Oca (thank you)

In 2014, in a presentation I’ve done, I’ve said to people that in 2-3 years new and cheaper flash memory would have become the standard solution for general purpose disk storage, thanks to a price per GB comparable with spinning disk. Seems that I was right after all.

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XPoint put under the analyst microscope

Good post by Chris Mellor (thank you) over at El Reg

80-page report gets under the skin of memristor-slaying 3D XPoint tech

Semiconductor market researcher Jim Handy of Objective Analysis has produced an 80-page report looking into what XPoint memory is, how it could be used and what its prospects are.

XPoint memory was unveiled by Micron and Intel in July to general amazement. The pair claimed it was 1,000 times faster than NAND, ten times denser and also less costly than DRAM, and would form a new memory hierarchy between DRAM and flash.

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The Guide to Selecting Flash for Virtual Environments

Good post by George Crump (thank you)

High performance flash based storage has dramatically improved the storage infrastructure’s ability to respond to the demands of servers and the applications that count on it. Nowhere does this improvement have more potential than in the virtualized server environment. The performance benefits of flash are so great that it can be deployed indiscriminately and still performance gains can be seen. But doing so may not allow the environment to take full advantage of flash performance. It may also be a much more expensive deployment model and put data at risk. Modern data centers need to understand which forms of flash and which deployment models will show the greatest return on investment while not risking any data.

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Deep Dive: Memory consumption of a Veeam repository

Good post by Luca Dell’Oca (thank you)

Veeam repositories, both Windows and Linux based, are running a software component responsible for receiving and storing data as they are processed by proxies. One of the most important parameter when sizing a repository is its expected memory consumption. Here are some informations for its proper configuration.

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What happens at which vSphere memory state?

Good post by Duncan Epping (thank you)

I’ve received a bunch of questions from people around what happens at each vSphere memory state after writing the article around breaking up large pages and introducing a new memory state in vSphere 6.0.

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VEEAM Invests in Faster & More Efficient Data Protection With Backup & Replication 8

Post by Didier Van Hoye (thank you)

Ever more data to protect without breaking the systems or the bank

One of my major concerns today in IT, weather it is on premises or in the cloud, is the cost, time, reliability and feasibility of backup and restores. This true for most of us. Due to the environments in which I deliver my services my main issue with backups is the quantity of data. The amount of data is staggering and growth is not showing a downward trend.

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Your next storage tier? Your volatile memory

Post by Luca Dell’Oca (thank you)

In a previous post, I talked about the evolution of the Flash memory market, and how some software solutions are starting to change the way we consume storage. Whenever a new hardware technology comes into market, the previous ones becomes of general use (think SSDs), but the software has always the advantage to leverage any improvement in the underlying hardware, and often re-invent itself. Lately, the common idea in at least two solutions I’ve seen, is the new storage tier they are offering us to use: your servers’ memory.

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The future of storage is a horror show – just ignore the biz strategists

Good post by Chris Mellor (thank you) over at El Reg

Blocks and Files Storage was actually simple, before disk-to-disk backup came along and started spoiling the party. Now we need a storage magician to take the horror out of the storage horror show.

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Why Aren’t You Buying Flash?

Good post by George Crump (thank you)

The Solid State Storage Conference hosted by the team at ExecEvent is the part of the Flash Memory Summit focused on end-users, analysts and industry press. One of the points of discussion was the rate of flash adoption in the data center. Is it going fast enough? And what could be done to make it go faster? Two very good questions.

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nstress – CPU,Memory,Disk Performance Testing

These are a number of programs to stress your CPU, memory, disks and other features from Nigel Griffiths, Advanced Technical Support, EMEA, IBM (thank you)

There are a number of uses:

  • Soak testing = check a new machine/disk to remove early life failures
  • Prove performance of machine upgrades or alternative disk configurations
  • Learn performance monitoring and tuning
  • For example I run a Performance Tuning Master Class and need to quick set up many different workloads and problems to be solved. With a 20 line shell script and these tools I don’t have to spend a week of setup time.

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