Home Enterprise Hitachi Expands Its Data Compression Guarantee

Hitachi Expands Its Data Compression Guarantee

by Adam Armstrong

Hitachi Data Systems (HDS) has announced that is has expanded its data compression guarantee as well as introducing a new 2x data reduction guarantee. HDS isn’t the only game in town when it comes to guarantees but they claim that they are the only vendor to offer a 100% data availability (100% availability, 100% of the time). HDS goes on to state that their guarantee will eliminate risks, which is after all, one of the main goals of every IT architect.


Hitachi Data Systems (HDS) has announced that is has expanded its data compression guarantee as well as introducing a new 2x data reduction guarantee. HDS isn’t the only game in town when it comes to guarantees but they claim that they are the only vendor to offer a 100% data availability (100% availability, 100% of the time). HDS goes on to state that their guarantee will eliminate risks, which is after all, one of the main goals of every IT architect.

Whether vendors offer five or six 9s of availability there is still some risk. HDS thinks that having high availability is great but most customers would prefer a guarantee. That is why they have offered a guarantee since 1999. Data availability is one part of what HDS is offering here, they are also making the bold claim of guaranteeing at least 2x increase in flash storage through data compression. Explaining the benefit of 99.99999% versus 100% may be somewhat difficult, explaining 100TB of capacity versus 200TB of capacity for the same costs is a bit easier to digest. HDS’s guarantee means that if customers can’t hit the 2:1 number, HDS will send the additional hardware eating the costs for the customer.

As most people know, with great compression comes great performance drops. HDS claims that they can avoid the drop in performance by leveraging its Hitachi Virtual Storage Platform that uses Storage Virtualization OS (that is optimized for flash) with integrated Hitachi Accelerated Flash. HDS says this will eliminate the tradeoff between performance and increased capacity. With the guarantee users will have inline hardware-accelerated compression that, if the claims are correct, will deliver high-performance, sub-millisecond response times at a lower effective cost.

Hitachi Data Systems main site

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