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VMware ESX Server 2: NUMA Support
White Papers It provides background on Non Uniform Memory Access (NUMA) technologies and a detailed description of the sophisticated NUMA optimizations present in ESX Server 2. This white paper is intended for partners, resellers, and advanced system...
[January 1, 1970, 0:59]
IBM DB2® Universal Database™ Enterprise-Extended Edition (EEE) On IBM NUMA-Q® Hardware Platforms
White Papers That’s why we have enabled DB2 for the NUMA-Q platform. Whether your needs are a highly scalable decision support platform, database enabled e-business applications, or complex enterprise resource planning or customer relationship management...
[January 1, 1970, 0:59]
Advantages Of The Compaq F8 SMP Architecture Over A NUMA-Based Architecture
White Papers This paper explains some inherent advantages that SMP servers have over cache-coherent non-uniform memory access (cc-NUMA) servers in 8-way systems and below. The paper also describes specific features built into the F8 architecture that will...
[January 1, 1970, 0:59]
Operating System Multilevel Load Balancing
White Papers This paper describes an algorithm that allows Linux to per-form multilevel load balancing in NUMA computers. Thus, for NUMA systems with three or more memory access levels, the constructed hierarchy does not represent correctly the machine's topology.
[July 10, 2008, 1:01]
PMQS: Scalable Linux Scheduling For High End Servers
White Papers The Linux kernel scheduler for large SMP and NUMA systems needs to address conflicting requirements of systems throughput and application response times. This paper presents a pooled multiqueue scheduler (PMQS) designed for such high-end SMP and...
[January 1, 1970, 0:59]
Sequent Joins IBM's Empire
News Sequent is now a wholly-owned subsidiary of IBM and IBM has rights to market Numa-Q 1000 and 2000 servers under its name. Numa technology will also be integrated into IBM's other server families. One of Sequent's largest markets is the UK where its...
[October 1, 1999, 15:17]
Checklist To Get The Most Out Of X/EFS
White Papers IBM's x/EFS systems were formerly known as NUMA-Q Enabled for S/390 or NUMA-Q EFS systems. This paper provides a brief checklist for tuning x/EFS systems for best performance, with valuable notes explaining the rationale behind the tuning suggestions.
[January 1, 1970, 0:59]
Linux Gets High-end Server Boost
News The improvement adds some support in Linux for nonuniform memory access, or NUMA, a design for higher-end servers with many processors. Many companies are settling on NUMA as the foundation for high-end, multiprocessor servers.
[January 30, 2003, 7:56]
Microsoft Preparing For High-end Windows
News The software company is working on support for a technology called non-uniform memory access, or NUMA, one method for designing large servers crammed with processors, said Sean McGrane, program manager for Microsoft's top-end Datacenter server.
[April 17, 2002, 11:29]
Swift Allocator
Downloads If you are using Windows XP SP 2 or Windows XP Server .Net with NUMA support, SwiftAlloc will respect the NUMA node of the calling thread and will allocate the memory from the proper NUMA CPU node. SwiftAlloc is a memory manager replacement dll...
[June 14, 2006, 23:01]
Red Hat Trials Update For IBM And AMD
News The update also should run faster on some Opteron systems because it will recognise "non-uniform memory access" (NUMA) characteristics of some Opteron-based machines. NUMA systems need operating systems that are geared to expect different response...
[December 22, 2003, 10:20]
BigTux Project Shows Linux Scaling To 64 Processors
News The kernel was able to discover the topology of the system and discover the memory in a NUMA pattern. NUMA, or 'non uniform memory architecture', refers to the cell-like architecture of the Superdome in which the 64 processors and their associated...
[January 18, 2005, 14:55]
LinuxWorld: Sun Asks IBM To Preload Solaris
News Sequent is planning systems of up to 256 Intel Merced processors that will run Unix applications on some processors and Windows NT on others, allowing applications to share data via Sequent's NUMA (Non-Uniform Memory Access) technology.
[August 11, 1999, 10:48]
Microsoft's Server U-turn
News That's a key feature being added to the next version of Windows, and NUMA-oriented server makers including NEC, SGI, Fujitsu and IBM are working to build it into Linux as well. One key requirement for operating systems on these large servers is...
[November 25, 2002, 7:47]
Issues With Selected Scalability Features Of The 2.6 Kernel
White Papers The 2.6 Linux kernels have a number of features that improve performance on high-end SMP and NUMA systems. Finer-grain locking is used in the scheduler, the block I/O layer, hardware and software interrupts, memory management, and the VFS layer.
[January 1, 1970, 0:59]
Tips And Tricks For SUSE LINUX Enterprise Server 9
White Papers Curious how to implement NUMA at a 10% performance gain? Want to learn how to optimize the 256 CPUs that SUSE supports? This webcast explains how the experts use SUSE Linux Enterprise Server 9 to revolutionize their data centers.
[January 1, 1970, 0:59]
Sun's Data Migration Experience Helps Ensure Successful Business Transition
White Papers Prior to the merger, Virgin Direct had kept its Oracle customer management system (CMS) database in its Norwich data center on two Sequent NUMA-Q 2000 servers, which it shared with sister company Virgin One.
[January 1, 1970, 0:59]
Scheduler Improvements In VMware ESX Server 2.5.3 And ESX Server 3.0
White Papers This paper discusses a performance optimization in the VMware ESX Server 2.5.3 and ESX Server 3.0 scheduler that can benefit Intel processor-based IBM NUMA-class servers with hyperthreading enabled. This paper describes the test environment and...
[January 1, 1970, 0:59]
CGG Finds Oil In Terabytes Of Data With IBM And Linux Solution
White Papers However, expanding data volumes and smarter computational algorithms were outstripping CGG’s ability to process data efficiently on its existing generation of NUMA computers. CGG performs geophysical surveys and provides three-dimensional images of...
[January 1, 1970, 0:59]
HP Releases Long-awaited Intel Servers
News Windows Server 2003, due in April, will support NUMA, while Linux is taking its first steps to support it only now. But operating system support for this "non-uniform memory access" (NUMA) technology is new for Intel servers.
[February 18, 2003, 8:41]
