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Hazelcast 2.0 Released with Off-Heap Storage and Distributed Backups

by Charles Humble on  Mar 19, 2012 1

Version 2.0 of Hazelcast, a Java-based caching, clustering and data distribution solution, has recently been released. As part of this, the product is now offered in both commercial Enterprise and free open-source Community Editions.

AppDynamics Extends APM Solution to Include End User Monitoring

by Fabian Lange on  Mar 09, 2012 8

Application Performance Management Vendor AppDynamics announced the addition of End User Monitoring support to their product on March 7th. The AppDynamics agent uses JavaScript to record data from the browser and incorporates it with the data collected on the server side.

Apache Celebrates 17th Anniversary with HTTP Server 2.4

by Abel Avram on  Feb 22, 2012 2

Apache has released the HTTP Server version 2.4 with performance improvements, enhanced concurrency, asynchronous I/O support, lower resource footprint and others.

Caucho's Resin Application Server Grew by a Factor of Almost Ten Last Year According to Netcraft

by Charles Humble on  Feb 22, 2012 2

According to Netcraft Resin has been seeing strong growth in the last 12 months, seeing an almost tenfold growth from 480k hostnames in February 2011 to 4.7M in February 2012.

Netty 3.3.1 Release Supports SPDY Protocol

by Fabian Lange on  Feb 16, 2012 4

The Netty 3.3.1 release adds support for SPDY protocol, which has been proposed for inclusion in http/2.0, fixes regression of Android support and reduces memory consumption of ZLib compression.

Hybrid SQL-NoSQL Databases Are Gaining Ground

by Abel Avram on  Feb 07, 2012 5

Hybrid SQL-NoSQL database solutions combine the advantage of being compatible with many SQL applications and providing the scalability of NoSQL ones. Xeround offers such a solution as a service in the cloud, including a free edition. Other solutions: Database.com with ODBC/JDBC drivers, NuoDB, Clustrix, and VoltDB.

VMware Releases SQLFire 1.0

by Kostis Kapelonis on  Jan 31, 2012 2

VMware releases SQLFire 1.0 a distributed SQL database geared towards high availability and horizontal scalability which offers table replication, table partitioning and parallel execution of queries.

Bitmap Marking GC for Ruby Improves Memory Usage

by Mirko Stocker on  Jan 30, 2012 1

The successor of Ruby 1.9.3 will replace the current Lazy Sweep Garbage Collector with a Bitmap Marking GC, which will significantly reduce Ruby's memory usage for parallel programs, similar to Ruby Enterprise Edition's copy-on-write-friendly GC. We talked with Narihiro Nakamura who implemented both the current Lazy Sweep and the Bitmap Marking GC.

More on TPL Data Flow from Zlatko Michailov

by Jonathan Allen on  Jan 19, 2012

We briefly interviewed Zlatko Michailov, author of the Guide to Implementing Custom TPL Dataflow Blocks.

InfoQ Issues Call for Articles

by Michael Floyd on  Jan 09, 2012 3

InfoQ is announcing a call for articles and is encouraging practitioners and domain experts to submit feature-length (2,000 to 3,000 word) papers that are timely, educational and practical. Topics of interest include cloud architecture and development, Java, Agile, NoSQL, big data analytics, HTML 5 and mobile development. Author guidelines are now also available.

Implementing Custom TPL Dataflow Blocks

by Jonathan Allen on  Jan 02, 2012 8

Dataflow Blocks are the backbone of the .NET 4.5’s new high performance parallel processing library. And while they offer a lot of functionality out of the box, there will be times when a custom block is necessary. Zlatko Michailov has put together a document outlining the process and many of the traps you may encounter.

An Update on Google Native Client

by Abel Avram on  Dec 15, 2011

Beside C/C++, Google Native Client has added support for runtimes such as Mono, and a richer set of Pepper interfaces: accelerated 3D, full-screen, File IO, debugging, and others. New languages -Lua, TCL, OCaml- are being ported, and several major producers have ported their game engines or their games to NaCl.

Task Parallel Library Improvements in .NET 4.5

by Jonathan Allen on  Dec 02, 2011 2

Microsoft has been working on ways to improve the performance of parallel applications in .NET 4.5, specifically those using the Task Parallel Library. One of most impressive improvements is reducing the overhead for waiting on 100,000 tasks from 12,000,000 bytes to a mere 64 bytes.

IBM’s Software Architecture for Astronomically Big Data

by Michael Stal on  Dec 01, 2011 2

IBM has recently prototyped a software architecture that can deal with large amount of data flows. IBM’s software is built for the SKA telescope (Square Kilometre Array) and allows to automatically classify astronomical objects. Radio astronomer Melanie Johnston-Hollitt at Victoria University, Wellington , NZ, has collaborated with IBM for developing the system.

ARM DS 5 CE Includes a Debugger and Analyzer of Android Native Code

by Abel Avram on  Dec 01, 2011 1

ARM is offering a community edition of their Development Studio 5, containing a debugger and a performance analyzer of Android native code.

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