ATTO Technology S-Class manual RAID Level, Sled-based versus disk-based

Models: S-Class

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6.2 RAID Level 0

The Diamond Storage Array can be set up into RAID Level 0 (striping) groups to allow it to read and store data at a higher transfer rate. QuickRAID0, a CLI command, allows you to set up the system as if it were a single drive instead of separate drives.

 

CAUTION

 

 

of the same RAID group (LUN). Removing one

 

 

 

sled will not affect other LUNs.

 

 

 

configuration causes all

 

Setting RAID

Drive-basedQuickRAID0 designates each

 

previous drive data on the Diamond

 

Storage Array to be erased. Make sure all

drive on a sled as a either partner 1 or partner 2.

 

information is backed up before setting up

Stripe groups are made by combining all partners

 

RAID groups.

designated as 1 together, and all partners

RAID Level 0 groups provide data that is striped

designated as 2 together. Removing one sled will

across several drives. The QuickRAID0

affect more than one LUN because each partner

command, accessed through the CLI or the

will belong to a different LUN.

ExpressNAV interface, sets up the Diamond

To set up RAID Level 0 groups

Storage Array into evenly-sized RAID Level 0

stripe groups. Each stripe group is a virtual drive

1 Connect to the array via the RS-232 port or the

named with its own LUN (logical unit number).

optional Ethernet management services card

With a fully populated array, RAID 0 may be

(refer to Accessing the Array on page 17). You

should now be in CLI.

 

configured as 1, 2, 3, 4, 6, or 12 LUNs. If you set

2 Continue with the CLI or access the RAID page

up RAID0 1, all 24 drives are configured as a

of the ExpressNAV interface (refer to ATTO

single stripe group. You may also configure two

ExpressNAV: Browser-based Interface on page 25).

LUNs of 12 drives each, three LUNs of eight

Note

 

 

drives each, four LUNs of six drives each, six

 

 

Because ExpressNAV pages take you through

LUNs of four drives each and 12 LUNS of two

this process easily, the following instructions

drives each. (See Exhibit 6.2-1). The

are based on the CLI commands. Use these

QuickRAID0 command assumes there are 24

instructions as a guide in ExpressNAV.

drives available.

3 QuickRAID0 options are 0, 1, 2, 3, 4, 6 and 12

 

 

 

 

RAID groups, sled-based or drive-based. The

Sled-based versus disk-based

number indicates the number of RAID groups.

RAID Level 0 can be configured one of two ways,

Sled or drive indicates the way you want the

sled-based or disk-based. The default is sled-

array striped. The QuickRAID0 command will

based.

divide the total number of drives in the same

array equally by the number called out in the

Sled-basedUse sled-based if an external RAID

command. Type

 

 

controller controls the Diamond Storage Array to

set QuickRAID0 [01234612]

ensure that both drives on a sled will be members

[DRIVESLED]

 

 

 

 

 

 

 

4 The array will update

 

An exam ple of RAID 0 configuration (QuickRAID0 4): 2 or m ore physical drives

 

NVRAM. The Ready*

 

into 1 or m ore virtual drives

 

 

displays.

 

RAID 0 subsystem exam ple:

 

 

 

 

5

Type

 

4 virtual devices

 

 

 

 

 

 

 

SaveConfiguration.

 

 

 

24 physical drives

6

Type

 

 

 

 

FirmwareRestart to

 

 

 

 

 

 

 

 

 

 

 

 

reboot the array.

 

 

 

 

 

 

 

53

 

 

 

 

 

ATTO Technology Inc. Diamond Storage Array Installation and Operation Manual

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ATTO Technology S-Class manual RAID Level, Sled-based versus disk-based

S-Class specifications

ATTO Technology S-Class is a comprehensive solution designed to optimize storage and networking performance for digital content creation and enterprise environments. This product line specializes in high-performance connectivity, facilitating seamless data transfer and management.

One of the key features of the S-Class is its advanced RAID (Redundant Array of Independent Disks) capabilities. This incorporates various levels of RAID configurations, enabling users to choose the right balance between performance and redundancy. The technology ensures data integrity while maximizing throughput, a crucial aspect for workflows dealing with large files such as video editing and graphic design.

Another standout characteristic of the S-Class is its support for high-speed interfaces, including Thunderbolt and Fibre Channel. With the ability to leverage these high-bandwidth connections, users can achieve exceptional data transfer rates that significantly reduce the time required for file uploads and transfers. This is particularly important in environments demanding real-time data access, such as broadcasting and production studios.

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Furthermore, the technology employs a robust set of data protection mechanisms, including snapshot and backup capabilities. This ensures that critical data is safeguarded against potential loss, enhancing operational reliability. The integration of these features supports comprehensive workflow solutions, benefiting industries that require continuous access to high-volume data.

Lastly, the S-Class is built to integrate seamlessly with popular operating systems and platforms, providing versatility and ease of deployment. Whether used in a small studio or a large enterprise environment, ATTO Technology's S-Class stands out as a solution that combines speed, reliability, and manageable performance, making it a top choice for professionals who demand the best in their storage and network infrastructure.

In summary, ATTO Technology S-Class is not just a storage solution; it's a gateway to unlocking peak performance in data management, tailored for the challenges of today’s data-driven landscape.