Today Clustercorp introduced their new hybrid solution, ROCKS(R)+HYBRID, for supporting Windows HPC Server and Linux on the same hardware. They've pulled together a Rocks-based deployment solution that is consistent with both Windows HPC Server 2008 and...

Hey HPC admins, since some of you are using iSCSI in your clusters here is some information that you may find interesting. It is copied from Jose Baretto's blog . Introduction For the last few years, I’ve been blogging about the Microsoft...

Hi Everyone: I Have to confess it has been almost 8 months since my last blog entry. Apparently the world at large has not noticed, but I felt it was important to make the effort and provide a quick update on the status of Actuarial Modeling and Window...

This post provides a workaround for customers who have experienced issues with their Windows HPC Server event logs after updating to SP1....

MSMPI Tracing Windows HPC Server 2008 (formerly known as Computer Cluster Server v2) includes all new MPI tracing featuring Windows ETW tracing. The new MPI tracing is always available and with a flick of a switch you can turn tracing on or off without...

An HPC Server 2008 user reported that his cluster was up and running and that all nodes could ping each other over all networks but the built-in MPI diagnostic was failing with an uninformative message "Failed To Run". He had a topology number three...

With the introduction of SP1 of HPC Server 2008 R2 it is possible to run workload on Windows Azure. If you want to be able to off-burst your batch application (= extending the infrastructure from classic on-premise servers to cloud based Azure worker...

Mellanox has released a new version of its WHQLed WinOF drivers. V2.0.5 build 4453 See: http://www.mellanox.com/content/pages.php?pg=products_dyn&product_family=32&menu_section=34 Click the download tab in the middle of the page and select...

We’re happy to announce that as part of the beta for Microsoft HPC Pack 2008 R2 SP2 we’re shipping a beta of the project code-named “Dryad.” Dryad is Microsoft’s solution for “Big Data”. What’s Big Data...

We get an awful lot of questions about how to go about getting the desired process placement across nodes in an MPI job (just check our forums if you don’t believe me), so I thought I’d post here to shed some light on the things that are possible. ...

If you are only deploying a few new clusters across your network, then applying the latest HPC Pack service pack to each head node prior to deploying its compute nodes is a pretty simple workflow. You install your head node in your favorite way (either...

For ISV application you have to set some environments variables on the compute node. You can set this variable by hand, but if you have many nodes it can be long. So, the idea of this post is how can set them attaumaticaly ? Use the HPCS tools : ...

We recently had the chance to speak with some modelers using Matlab to run some analysis for their Enterprise Risk Management program. They were surprised to find out that Matlab was supported on the Windows Compute Cluster Server. Is anybody else out...

Activation Filters are used to provide the administrator of a Windows HPC cluster with a mechanism to verify and modify jobs before they are run. For example, a Windows HPC Server 2008 Activation Filter receives the job xml which might contain license...

S ummary As Windows HPC Server 2008 R2 (SP1) Green IT offering, we have enabled the power management solution in Windows HPC Server 2008 R2 (SP1) Monitoring Management Pack with two configurable rules: “Calendar-based Power Management Rule”...

In an earlier post , I described an approach for resolving names when the connection specific DNS suffix did not match the Active Directory domain name. Recently, I realized that there is a much simpler solution. The Default ComputeNode Template which...

The Weather Research and Forecast (WRF) project is a multi-year/multi-institution collaboration to develop a next generation regional forecast model and data assimilation system for operational numerical weather prediction (NWP) and atmospheric research...

When helping our customers troubleshoot HPC SOA applications and cluster infrastructure, we realized that SOA trace is a very powerful tool when physical or remote logon is not available to the cluster. (Which happens a lot given that HPC is always a...

I've just posted an How to guide explaining how to compute HPL input parameters and run linpack on Windows Server 2008. This guide is also applicable for Windows Compute Cluster Server 2003. The guide is available here and its Excel 2007 workbook companion...

HPC Server 2008 R2 SDK SP1 contains sample code that demonstrates the usage of Java on the client side. The framework enables a Java-to-Java communication within HPC Server 2008 R2 SP1. It enables to send Java objects on the client side and process them...

Our first Beta release is now available! You can read the full press release at http://www.microsoft.com/presspass/press/2009/nov09/11-16SC09PR.mspx if you're in to reading that kind of thing ;) Windows HPC Server 2008 R2 delivers productivity, performance...

When working with our customers to adopt Windows HPC cluster, some of them asked for interop capability so that they can integrate legacy Linux or Java based application into Windows HPC infrastructure. After a major release (Windows HPC Server 2008 R2...

If you read the documents posted by Mellanox about their new 2..0.5 build 4453 InfiniBand drivers you may have noticed the advice to update your firmware. If so, you will need to discover your PSID. This should be pretty straight forward, just install...

For our HPC partners and customers that use Windows Azure, you may have experienced problems on Feb 29th. Bill Laing, the VP for Server and Azure, made a blog post outlining the issue in a decent amount of detail. It is an interesting read over on...

SUA is a very nice tool for porting Unix/Linux application, but it can also be used to submit job. You just have to set the path to the HPCS binary into your PATH variable : With BASH : export PATH=$PATH:"/dev/fs/C/Program Files/Microsoft HPC Pack...