Sunday, April 08, 2018

Data Storage Tiers and HPE Solutions

Data centered economy implies that organizations need to store vast volumes of data, and this data has to be stored in an economic way - so as to get best performance/cost ratios. This implies creating multi-tier data storage systems, and having automated data management systems - such as HPE DMF solutions.

Automating Data management system over multiple tiers and building a cost effective SDS  systems is the way forward.

Today, HPE offers several SDS solutions for each data storage tiers.

Tier-1: VMWARE vSAN, HPE Simplivity & HPE VSA 
Tier-2: Lusture SDS with ZFS for scaleout NAS storage 
Tier-3: Scality Ring Object Store
Tier-4: HDD based RDX Cartridges for long term off-site secure backup

Tier 1 : This is frequently accessed storage, best build on SSD drives. NVMe SSD drives offer highest IOPS and throughput, SAS SSD offers highest capacity - while offering very high levels of IOPS performance.

Tier-2 :  Frequently used data, often files used by individuals. These files are best stored in a scale out NAS system. HPE offers Lusture ZFS built on Apollo 4500 servers - which offers infinite storage capability and at low cost solution when compared to dedicated NAS arrays.

Tier-3 :  Archived Object Store data, used infrequently but has to be stored for business purposes. HPE offers Scality Ring Object Store solution built on Apollo 4500 servers - which offers infinite storage capability and at very low cost solution  - which does not need backup, as data is replicated across multiple datacenters. 

Tier-4 : Backup Data stored in secure off line, off site location. Historically, tape storage was used for this backup, but with low cost HDD and very high reliability of Hard Drives, companies can use HDD for backup storage. HPE offers FLX HD cartridge solutions for long term data backup and off site archival.



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