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HP Store Once

Good day, Habrahabr!

Not so long ago, we talked about the capabilities of disk systems and compared them with tape ones, and in that article the HP D2D B6200 disk library was mentioned. This device belongs to the Store Once line, with which we want to introduce you today.

The Store Once line is not HP's first backup experience. The best technologies and functional systems of HP D2D BackupSystem became the basis for the new storage systems, which became the third major generation of disk libraries from Hewlett-Packard. Okay, let's leave the lyrics to Alexander Sergeyevich, we are interested in numbers and characteristics, aren't we? :)

The lineup


The range of Store Once covers not only backup systems that Gazprom, Russian Railways and some MTS can afford, but also completely "mundane" options for ordinary companies that value their time, their money and resources.
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In July 2013 virtual version of the library - StoreOnce VSA . This is software that runs under the VMware hypervisor and turns a regular x86 server into a StoreOnce disk library. The solution is intended for SMB and branches of large organizations when there is no budget for a dedicated library. The license allows you to use up to 10 TB of pure disk capacity of the server and add up to 200TB of deduplicated information onto it. This option will be much cheaper than the iron solution, in addition, the license includes HP technical support, replication capability, and HP StoreOnce Catalyst (more about it later). Of course, VSA has a number of limitations, which does not allow using the solution in large installations: the backup speed reaches a maximum of 300 Gb / h (with HP Catalyst - 500 Gb / h), the system works only with iSCSI, and with the file backup only CIFS is supported. The license itself is only valid for 3 years, then it must be re-purchased (or, if your business has grown, switch to a hardware solution).

As for iron devices, everything starts with a simple HP StoreOnce 2600 system : a modest 4 terabytes of storage space (usable capacity - 2.5 TB), bandwidth up to 670 GB / hour, one place in the server rack. Small business and a small office will last long. Considering deduplication and all adult functions (and the system supports absolutely everything the same as the monstrous case B6200) up to 50 TB of deduplicated information can be stored on it!



The solution is slightly larger - the HP StoreOnce 4210 , the basic kit of which already occupies 2 slots in the server rack, supports expansion with an additional shelf of disks, and can contain up to 9 TB of usable capacity, and modification 4220 - up to 18 TB.

HP StoreOnce System:
VSA
2620
4210
4220
Usable capacity
10 TB
2.5 TB
4-9 TB
8-18 TB
Deduplication Capacity
200 TB
50 TB
80-180 TB
160-360 TB
Upgrades
-not
1 shelf
1 shelf
Write Performance (VTL)
Up to 300 GB / hour
Up to 670 GB / hour
Up to 2.9 TB / hour
Up to 3.3 TB / hour
Performance with StoreOnce Catalyst
Up to 500 GB / hour
Up to 1 TB / hour
Up to 2.2 TB / hour
Up to 2.2 TB / hour
iSCSI ports
there is
Two 1Gb
Two 1Gb
Two 10Gb
FC ports
not
not
Two 8Gb
Two 8Gb
RAID (hardware)
-five
6
6
Starter Kit Size
-1U
2U
2U
The number of virtual drives
sixteen
32
64
96
Number of virtual libraries
four
eight
sixteen
24

The older HP StoreOnce 44x0 line is serious systems that support up to three upgrade shelves with disks, occupy 4U in the basic configuration and have up to 76 TB of out-of-box usable capacity. As the amount of stored information grows, so do the copy speeds. 200 virtual drives and 50 libraries, hardware RAID6, more than 4.5 TB / hour bandwidth and more than 10 TB / hour using HP Store Once Catalyst.

HP StoreOnce System:
4420
4430
Usable capacity
8-38TB
16-76 TB
Deduplication Capacity
160-760 TB
320-1520 TB
Upgrades
3 shelves
3 shelves
Write Performance (VTL)
Up to 4.8 TB / hour
Up to 4.7 TB / hour
Performance with StoreOnce Catalyst
Up to 10.8 TB / hour
Up to 12.5 TB / hour
iSCSI ports
Two 10Gb
Two 10Gb
FC ports
Two 8Gb
Two 8Gb
RAID (hardware)
6
6
Starter Kit Size
4U
4U
The number of virtual drives
200
200
Number of virtual libraries
50
50

About the monstrous HP B6200 , to be honest, it’s scary to talk. This monster can occupy a whole room of 10U per base unit, up to 6 additional controllers up to 32 disk shelves, recording speed up to 100 (one hundred!) Terabytes per hour of data and 512 TB of usable capacity. With deduplication, this is all 10 pb. Who there wanted to make a backup of the Internet, in case, the introduction of the Great Russian Firewall? :)

HP StoreOnce System:
B6200
Usable capacity
32-512 TB
Deduplication Capacity
640TB - 10PB
Upgrades
30 shelves + 6 controllers
Write Performance (VTL)
Up to 40 TB / hour
Performance with StoreOnce Catalyst
Up to 100 TB / hour
iSCSI ports
4-16 10Gb
FC ports
4-16 8Gb
RAID (hardware)
6
Starter Kit Size
10U
The number of virtual drives
1536
Number of virtual libraries
384


Accelerate backup with HP Catalyst


To expand the functionality of disk libraries, we created the HP Catalyst. This is a software agent that is installed on a media server (backup server) running HP DataProtector or Symantec NetBackup and Backup Exec backup software. HP Catalyst performs data deduplication right on the media servers, using the functionality of this software and sends the already deduplicated data to the HP StoreOnce system. This makes it possible to achieve high backup speeds, since the pool of media servers is capable of handling a much larger stream than a single dedicated target device. For example, the HP B6200 top-end system can record data with deduplication at speeds up to 40 TB / hour, and using HP Catalyst, already up to 100 TB / hour.

The main difference between HP Catalyst and most analogs is the work not only over LAN, but also over WAN. Thus, in small regional offices, you can not install a dedicated HP StoreOnce library, but only install HP Catalyst + backup software on the media server. And the backup in deduplicated form will go to the HP StoreOnce library in the central office or a large territorial office. Then this backup can be transferred, for example, to a backup data center, and then return the data to the regional office, bypassing the data center. And all this without rehydration (recovery), that is, the data will always be in deduplicated form, which saves on channels, disk capacities and does not waste time and computing resources on multiple deduplication and rehydration of data. All this is possible due to the fact that all software and hardware devices use a single HP StoreOnce software developed by HP Labs. This allows multi-branch organizations to organize centralized backup management and its consolidation with minimal costs.

Service


We have repeatedly come across comments in which the authors try to compare our servers with their counterparts from other vendors (or self-assembled / ordered servers / skh / workstations / thin clients). The problem with this comparison is that one very important factor is not taken into account: Enterprise solutions may not have an ideal price / performance or price / volume ratio, but always have a customer support system. Thin clients replace the warranty (and if long-term support is included in the general order, the courier himself will arrive as soon as possible and bring the appropriate piece of hardware, and take the old one to us, and we will find a common language with it). Servers and storage systems have many small convenient utilities, round-the-clock support online and by phone, diagnostics and monitoring tools, fast integration systems. All iron in general has a common ecosystem with which it interacts perfectly, the “once mood, use it a hundred times” policy works. All these services somehow affect the price of a turnkey solution, and if the price of the initial implementation is higher than that of a similar “self-assembly” or a hodgepodge of equipment from different vendors, according to the principle “I will save here, I’ll do it myself, leave it as it is” , the cost of service, the quality of technical support and the reliability of such a solution raise questions.

The StoreOnce system supports many HP services: SupportPlus 24 , Installation & Startup , Proactive Care L2 , Proactive Select , HP Backup & Recovery Service for Data Protector . All of them are aimed at the most efficient work and receiving instant technical support anywhere in the world, at any time, and allow not only to eliminate, but also to foresee / prevent many problems arising in complex systems.

In our opinion, it is better to spend a little more initially, but to have no problems later than to face any problem without the support of the vendor, get idle time at work or Data Loss, hit the face in front of an important partner, boss or SB, because the whole The corporate sector is now based precisely on IT and modern technologies for the transfer, processing and storage of data.

Source: https://habr.com/ru/post/186430/


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