Monday Mar 12, 2012

Enterprise-class SOA on Exalogic... what, why and how?

At the Oracle Open World 2011 conference, I had presented a session titled "Enterprise-class SOA on Exalogic" along with Vikas Anand and Manas Deb. Exalogic is part of Oracle's new breed of engineered systems, and is geared towards the middleware space. For those new to the term, an 'engineered system' is one where a single vendor provides everything from hardware, network, OS, middleware, applications, etc in one appliance. The hardware and software are fully integrated out of the box and designed for... read more

Saturday Mar 10, 2012

Shark Attack on InfiniBand

Grab your magnifying glass and join us in viewing InfiniBand packets closer than ever before. Use Wireshark and Mellanox' ibdump tool to capture InfiniBand packets for offline analysis.

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Friday Mar 09, 2012

Advance Routing for Multi-Homed Hosts

Scenario based discussion on enabling access to a host across multiple routers and network. Use of Linux Advance Routing through iproute2 tool set. Comparison on when to use static vs. multiple default routes.

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Thursday Mar 01, 2012

Deployments over InfiniBand Infrastructure

What actually drives network requirements ? Use of InfiniBand Partition Keys to create isolation between functional groups of servers. Sample use case illustrating how to design internal InfiniBand networks. Application consolidations and their association with different isolated networks on InfiniBand.

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Tuesday Feb 14, 2012

Networks and Virtualization

Technical discussion on an approach to achieve virtualization through network layers. Comparison between InfiniBand Partitions and Ethernet VLANs. Consolidation and Isolation of logical network channels leading to virtualization. How to satisfy computing platforms need to be multi homed ? If these are topics of interest to you, then read on.

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Monday Feb 13, 2012

Switches Inside Oracle's Engineered Systems

An introduction to Oracle's InfiniBand switches providing immense bandwidth and high speed connectivity inside latest Engineered Systems. Brief comparisons, topology builds and overall network layout information.


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Friday Feb 10, 2012

InfiniBand 101 - Building Blocks

In the context of Oracle's Engineered Systems, I am going to explain how an InfiniBand network is actually created using various building blocks of hardware and software. Includes a very basic view of a host participating in IB network and their connectivity to achieve redundancy and high availability.

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Wednesday Feb 08, 2012

Exalogic and Multicast

Exalogic is the complete Engineered System from Oracle, delivering Hardware and Software in one solution. The software is primarily WebLogic (or Coherence, Tuxedo or other Oracle Middleware products)  with Linux or Solaris as the operating system. Customers will invariably cluster the WebLogic Server instances using multicast or unicast. There is one gotcha when it comes to using multicast on Exalogic. [Read More]

Friday Feb 03, 2012

Infiniband 101 - About

Neeraj Gupta from our Networking team introduces Infiniband.

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About

The primary contributors to this blog are comprised of the Exalogic and Cloud Application Foundation contingent of Oracle's Fusion Middleware Architecture Team, fondly known as the A-Team. As part of the Oracle development organization, The A-Team supports some of Oracle's largest and most strategic customers worldwide. Our mission is to provide deep technical expertise to support various Oracle field organizations and customers deploying Oracle Fusion Middleware related products. And to collect real world feedback to continuously improve the products we support. In this blog, our experts and guest experts will focus on Exalogic, WebLogic, Coherence, Tuxedo/mainframe migration, Enterprise Manager and JDK/JRockIT performance tuning. It is our way to share some of our experiences with Oracle community. We hope our followers took away something of value from our experiences. Thank you for visiting and please come back soon.

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