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ZDNet Dictionary Definition
- Clustering
- Using two or more computer systems that work together. It generally refers to multiple servers that are linked together in order to handle variable workloads or to provide continued...
- Full Clustering Definition >>
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- Consolidating SQL Server for Lower TCO: How to Achieve a Simple, Highly Available Consolidated SQL Server Environment Using Shared Data Clustering by HP PolyServe Software
- This paper describes a solution: HP PolyServe Software for Microsoft SQL Server. For SQL Server deployments, HP PolyServe Software allows storage capacity to be matched appropriately to need, provides high availability without introducing extra complexity or extra cost, and actually simplifies the life of administrators. The software supports Microsoft SQL...
- White papers 2009-07-01
- iMetaSearch 3.0 (Windows)
- A faster, smarter Internet search tool with cutting-edge methods for indexing and clustering results. iMetaSearch gathers the best results from the best search engines and then uses Latent Semantic Analysis to intelligently index and cluster results. Searches can be exported to Excel for analysis, tracked over time to detect new...
- Software downloads 2009-06-04
- Unsupervised Static Discretization Methods in Data Mining
- Discretization of real-valued data is often used as a pre-processing step in many data mining algorithms. This paper reviews some important unsupervised discretization methods among which there are the discretization methods based on clustering. The paper proposes a discretization method based on the k-means clustering algorithm which avoids the O(n...
- White papers 2009-04-17
- NMath Stats 3.0 (Windows)
- NMath Stats contains probability distributions, combinatorial functions, descriptive statistics, multi-type data table, multiple linear regression, hypothesis tests, analysis of variance ANOVA, partial least squares, non-negative matrix factorization and clustering, and multivariate statistics for the .NET platform. Evaluation version available. Purchased product includes source code, user manual, and examples.Version 3.0 adds...
- Software downloads 2009-04-13
- Consolidated Disaster Recovery
- Traditional disaster recovery infrastructures including tape backup, image capture, high-end replication and hardware clustering have failed to keep pace with business requirements for recovery speed and integrity at a reasonable cost. Budgetary constraints and the high cost and complexity of established recovery solutions mean that most organizations can afford to...
- White papers 2009-04-01
- Assessing Performance in HP LeftHand SANs: HP LeftHand Starter, Virtualization, and Multi-Site SANs Deliver Reliable, Scalable, and Predictable Performance
- The HP LeftHand Starter, Virtualization, and Multi-Site SANs deliver reliable, scalable, and predictable performance for virtualization as well as for enterprise production environments that require extreme availability and data protection. Storage clustering allows the resources of multiple storage arrays to be aggregated together with HP LeftHand SANs into a robust,...
- White papers 2009-04-01
- SQL Server 2008 Failover Clustering Rolling Upgrade
- The presenter of this webcast covers enhancements made in SQL 2008 Failover Clustering. The presenter briefly discuss about the new installation process for SQL Server 2008 Failover Clustering. This webcast focuses on "Rolling Upgrade" to ensure that you have minimum downtime.
- Webcasts 2009-03-25
- VMWare's filesystem clustering cracked open
- VMWare's filesystem clustering cracked openwhat customers wantCustomers should want open standards and non-proprietary flexibility. They should always have the option of switching vendors with as little stress as possible. Why would any company want to lock itself in? It takes away any incentive for the vendors to...
- Discussion threads 2009-03-03
- VMWare's filesystem clustering cracked open
- Late last week, an important plate in VMWare's proprietary battle armor was cracked open when Fluid Operations, the company behind the eCloudmanager storage virtualization product open-sourced on the community Google Code site their clean room implementation of VMFS, the clustered locking file system used by VMWare's ESX Server hypervisor...
- Blog posts 2009-03-03
- Continuous Cluster Replication and Direct Attached Storage: High Availability Without Breaking the Bank
- When Exchange Server 4.0 was introduced, internal drives (or, for the well-funded, direct attached storage) were widely used. When the author first started working with Exchange in the mid-1990s, many of the organization's Exchange Servers used 2GB internal drives; these servers provided file and print services, and also ran SMS....
- White papers 2009-03-02
- A SAS/JMP Integration for Implementation of a Clustering Algorithm for High Dimensional Low Sample Size Data
- A SAS macro solution is presented for clustering of High Dimension al low Sample Size HDLLSS data using a new algorithm based o p-values as similarity measure. The algorithm PPCLUST was developed by von Borries (2008) and implemented using SAS macro language with the macro autocall facility and window macro...
- White papers 2009-02-27
- High Availability Choices for Exchange Server 2007: Continuous Cluster Replication or Single Copy Clustering
- Each year, more organizations are determining that e-mail is a mission-critical application that hosts an increasing share of intellectual property. With this reliance on e-mail services, the need for highly available systems where messaging services must be accessible at all times has become more apparent, and organizations are making significant...
- White papers 2009-02-16
- Oracle SOA Suite Clustering Utility Guide
- This paper describes the requirements and usage of the clustering utility for Oracle SOA Suite that simplifies adding and configuring a new node to a SOA Suite cluster. The scope is specific to Oracle SOA Suite and does not cover the broader areas of Oracle Application Server Cloning, for which...
- White papers 2009-02-01
- Using Availability and Clustering Software to Maintain Business Continuity in the Era of Virtualization
- The market for highly available servers and high availability is growing, reflecting enterprise demand for solutions that strive to maintain business continuity. These solutions are becoming more important for operational viability, especially as organizations increase their adoption of virtualized computing solutions. This Executive Brief describes high-availability options, particularly Availability And...
- White papers 2008-11-01
- From High Availability and Disaster Recovery to Business Continuity Solutions
- This paper provide an overview of the state-of-the-art architectures for continuous availability, briefly covering such traditional concepts as High-Availability HA clustering on distributed platforms and on the mainframe. It explains how HA can be achieved in environments based on Sun Microsystems J2EEe, which differ from classical clustering approaches, and the...
- White papers 2008-10-27
- Clustering and Classification of Maintenance Logs Using Text Data Mining
- Spreadsheets applications allow data to be stored with low development overheads, but also with low data quality. Reporting on data from such sources is difficult using traditional techniques. This case study uses text data mining techniques to analyse 12 years of data from dam pump station maintenance logs stored as...
- White papers 2008-10-03
- Changing the Game: Improving the Availability and Management of Multi-Tiered Applications With Veritas Cluster Server One
- Data centers are transitioning from big, static applications to distributed multi-tier applications. With organizations' increased reliance upon these complex, integrated services, the requirements for end-to-end application availability have increased. In addition, the use of server virtualization for cost savings and simpler server provisioning has pushed traditional clustering architectures to the...
- Webcasts 2008-09-10
- Some Clustering Algorithms to Enhance the Performance of the Network Intrusion Detection System
- Most current intrusion detection systems are signature based ones or machine learning based methods. Despite the number of machine learning algorithms applied to KDD 99 cup, none of them have introduced a pre-model to reduce the huge information quantity present in the different KDD 99 datasets. Clustering is an important...
- White papers 2008-09-07
- SteelEye Protection Suite for Citrix XenServer
- Bob Williamson, VP of Business Development for Steeleye, and I played a rousing game of telephone tag and meeting shuffle before finding a time that would work for a discussion of Steeleye's SteelEye Protection Suite. I was traveling making the task even more complex that it usually is. Since I've...
- Blog posts 2008-07-21
- Supporting Geographically Dispersed Windows Server 2008: Failover Clustering With SteelEye DataKeeper for Windows
- SteelEye DataKeeper is a highly optimized host-based replication solution which integrates seamlessly with Windows Server 2008 Failover Clustering. New features of Windows Server 2008 Failover Clustering such as cross-subnet failover and tunable heartbeat parameters makes it possible for administrators to deploy geographically dispersed clusters. SteelEye DataKeeper provides the data replication...
- White papers 2008-06-24
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