IBM’s latest System Storage DS Express family gives SMBs an In this exclusive review we put the DS model through its paces to see if it has Both models have a single hot-swap controller module which can be IBM has dual-port 6Gbps SAS or four-port 8Gbps FC and Gigabit iSCSI options. Page 1 of 2 IBM System Storage DS Express review. 1. but there’s room for a daughtercard, and IBM offers dual-port 6Gbits/sec SAS or Each controller has an embedded port SAS expander linked to its expansion. Description: IBM System Storage DS Express Dual Controller Storage System Part Number(s) IBM Part# A2D. Overview: The IBM System Storage .
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Four Ethernet ports for system management two per controller Twenty-four bays for 2. Feature quantity must equal two if ordered for a dual controller system. Volume Copy is used with FlashCopy to create a physical copy of your data with minimal disruption to applications and production processes.
Two intelligent array controllers with 2 GB cache 1 GB per controller. High-efficiency power supplies designed to meet power efficiency standards for reduce power consumption Small form factor 2. Each feature includes two 8 Gb shortwave SFP transceivers.
High availability with new data protection and security options The DS carries on the DS series legacy of high system and data availability with: Four 6 Gb SAS host interface ports two per controller. Feature or PN 68Y or 68Y is a required prerequisite 32 FlashCopy instances are provided without charge when the DS is upgraded to controller firmware v7. Mutually exclusive with feature PN 68Y The DS expresz available in two models: Up to volumes per storage partition.
Refer to the Chargeable section for feature numbers and part numbers: Cpntroller model is configured with one environmental services module ESM. Additional disk drives and expansion units are exprrss to be dynamically added with virtually no downtime, helping you to quickly and seamlessly respond to your ever-growing capacity demands. Base No Longer Available as of June 21, This feature provides an activation key to enable the Volume Copy function with support for eight active Volume Copy processes and: Using copy-on-write technology, FlashCopy volumes preserve data in its original form even as data in the physical source volume is changed.
Feature PN 68Y is a required prerequisite. Feature or PN 68Y or 68Y is a required prerequisite.
Maximum allowed applies to total quantity of 62xx, 63xx, and 65xx features. Dual-active, intelligent array controllers with mirrored cache Dual port disk drives with automatic disk drive failure detection and rebuild with global hot spares Redundant hardware, including power supplies and fans Hot-swappable and customer replaceable components Automated path failover support for the data path between the server and the disk drives And, the DS carries on the tradition of DS series data protection features with: Along with 1 Gb per second iSCSI support and the capability to intermix host interface technologies, the DS is designed to address your shared storage requirements within a single system.
Maximum allowed applies to total quantity of x features. Fibre Channel, a mature and proven technology now available at 8 Gb, is the host interface of choice for high performance environments. The DS locally manages and protects the self-encrypting drives SED by utilizing a single authorization scheme or lock key that can be set and applied to all Fual drives systdm a DS Customer setup CSU Yes.
Base No Longer Available as of June 21, This srorage provides an storaage key to the enable the Remote Mirror function with support for eight mirror pairs per system.
This refers to a total of hours in any given year, but no more than 15 occurrences during that one-year period. Short-term operating refers to a dontroller of not more than 96 consecutive hours and a total of not more than 15 days in one year. The DS delivers affordable, entry-level configurations for small and medium businesses in compact 2U, inch rack mount enclosures, with the flexibility to scale in capacity, performance, host interfaces, and advanced functions as your business grows or requirements change.
Controller firmware level Maximum allowed applies to total quantity of 62xx and 63xx features.
IBM System Storage DS Express DC Storage System / MULTICOM
This feature is required for both the primary and remote machines. The DS flexibility and options also extends to the disk drives. A FlashCopy volume is the logical equivalent of the physical volume, but is created more quickly than a physical copy and with minimal disruption to applications and production processes.
Feature PN 68Y is a required corequisite. Volume Copy creates a physical copy of a volume.
Accessibility by people with disabilities A U. Requires controller firmware level Up to 16 Remote Mirror pairs per system: This is a disk drive enabled for self encryption.
Remote Mirroring storxge storage system-based data replication from one DS system to another DS system over Fibre Channel communications links.
RAID levels 0, 1, 3, 5, 6, and 10 Maximum volumes per system: Up to drives per system: With direct attachment support and the capability to be shared by multiple host servers, the DS with SAS provides ease-of-use and simplicity at an affordable price.
1746-c2a IBM Ds3512 12 Bay Dual Controller Storage
Feature PN 68Y is required to utilize the self encryption capability. SAS host interface ports are standard on all DS models. Plant Feature exchanges Not available.
Up to FlashCopy relationships per system. Features – No charge.
Family 1746+01 IBM System Storage DS3500 Storage Systems and EXP3500
The DS brings the following new rs3512 into the DS series family: Windows is a trademark of Microsoft Corporation. Rich set of data replication functions for business continuity needs FlashCopy creates a capacity-efficient, point-in-time copy of a physical volume for data protection uses, such as file restoration and backup. The total volumes per system cannot exceed the limits stated above under maximum volumes per system.
The DS delivers affordable, entry-level configurations for small and medium businesses in compact 2U, inch rack mount enclosures, with the flexibility to scale in capacity, performance, host interfaces, and functions as your business grows or requirements change.