The IBM BladeCenter JS21 blade server, is the answer to meet the stringent requirements of small businesses for advanced technology at a very attractive price. The JS21 delivers many leading-edge technologiesâ€â€support for the IBM AIX and Linux operating systems, IBM Advanced POWER Virtualization (APV) and AltiVec SIMD acceleration functionality in a single, highly reliable, high-performance, yet cost-efficient blade server.
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| BladeCenter JS21 Features | ||
| Specifications | Description | |
| Form Factor | Single-wide blade server for BladeCenter, BladeCenter H or BladeCenter T chassis | |
| Processors | 64-bit IBM PowerPC 970MP with integrated AltiVec SIMD accelerator | |
| Number of processors | Two-socket single-core (2.70GHz) or two-socket dual-core (2.50GHz) | |
| Cache | L2 1MB per core | |
| Memory | 2GB (2 x 1GB in single-core) or 4GB (2 x 2GB in dual-core), up to 16GB maximum per bladeB, ECC Chipkill DDR2 SDRAM running at 533 MHz, 4 DIMM slots | |
| Internal disk storage | One 73GB 2.5″ Serial Attached SCSI (SAS) 10K RPM hard disk drive standard, Up to two 36GB or 73GB non-hot-swap hard drives per blade, maximum 146GB | |
| RAID support | Integrated controller for RAID 0/1 mirroring | |
| Networking | Integrated Broadcom 5780 controller with Dual Gigabit Ethernet , optional dual gigabit Ethernet daughter card | |
| I/O upgrade | Integrated PCI-Express connector for high-speed daughter cards, integrated connector for legacy daughter cards | |
| Optional connectivity | 4Gb Fibre Channel, 1 or 10 Gigabit Ethernet, 1X or 4X InfiniBand | |
| Systems management | Integrated systems management processor, IBM Director, light path diagnostics, Predictive Failure Analysis, IBM Power Executive, Cluster Systems Management (CSM)B, IBM HACMPâ„¢B, Serial Over LAN, IPMI-compliant | |
| Operating systems | AIX 5L V5.2 and V5.3, SUSE Linux Enterprise Server 9 for POWER, Red Hat Enterprise Linux AS 4 for POWER | |
| System dimensions | Blade: 9.65 in (245.2 mm) H x 1.14 in (29 mm) W x 17.55 in (445.8 mm) D, Weight: 9.6 lbs. (4.35 kg) | |
What they’re saying online about the IBM JS21
(IT) Unix - Technical support
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(IT) AIX Support Analyst
VIO server versions 1.x and 2.x. A Detailed and Working Knowledge of IBM Bladecenters and associated blade Servers (JS21/22/23/43/HS22s) Good...
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28 Feb 2010 at 1:04pm
IBM BladeCenter Blade JS21 hardware
13 Dec 2007 at 2:18pm
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