High Performance Computing encompasses using "supercomputers" with high numbers of CPUs, large parallel storage systems and advanced networks to perform time-consuming calculations. Parallel algorithms and parallelization of storage are essential to this field, as well as issues with complex, fast ...

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HPC 2008 Time Share Single Core (Fractional Resource Scheduling)

Windows HPC 2008 appears to be restricted to one task per core. Is there anyway to time share multiple tasks (or jobs) over a single core?
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Windows HPC Server 2008: private network across VMs?

Windows HPC Server 2008 provides the option to automatically deploy OS images to new cluster node, using Windows Deployment Services. However, this requires the HPC cluster to be set up with a "...
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Building Windows server cluster hpc

I'm trying to set up a Windows Server cluster with a head node and 2x compute nodes. So far, i've managed to install : (thanks to this tutorial http://msdn.microsoft.com/en-us/library/jj884142.aspx) ...
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deploying base note for HPC cluster in server 2012R2 hangs

We are in the process of evaluating server 2012R2 standard with HPC pack for a small cluster of nodes (about 40 to start with - the current setup has only one compute node). For the moment we use old ...
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HPC / EC2 - optimizing NFS for relialibility

In AWS-EC2, I've set-up a cluster of linux virtual machines made of an NFS fileserver and many clients. If the number of clients is above ~20, under heavy I/O, I am experiencing loss of file integrity:...
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Open MPI can't launch remote nodes via SSH

I am trying to set up Open MPI between a few machines on out network. Open MPI works fine locally, but I just can't get it to work on a remote node. I can ssh into the remote machine (without password)...
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Windows HPC Server 2008 R2 SP3 upgrade

It's not clear to me from reading the documentation if I must update the clients, or whether I can just update the head node and compute nodes. Does anyone have any experience of this? I don't want ...
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Torque queue issue

I am having troubles with Torque + Maui. The problem is the following: I have 2 queues, each queue has 10 associated nodes. If i submit 10k jobs to the first queue and i submit 1 job to the second ...
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Programs running in an NX session seem to pause when session disconnects

We are currently running an interactive HPC application which presents a graphical interface to the user, attaches to an HPC cluster and allows them to run and observe some computation. The user logs ...
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How can I launch graph500 benchmark on nVidia GPU with CUDA?

How can I launch graph500 benchmark on nVidia GPU with CUDA? There is written: https://devblogs.nvidia.com/parallelforall/gpus-graph-predictive-analytics/ At the IEEE Bigdata conference later in ...
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How to submit ABAQUS job on Rocks cluster?

I created ROCKS6 cluster and i installed ABAQUS on my cluster and it works well on frontend, but i can not submit job on my 2 other compute nodes. I just want to run ABAQUS on this cluster (frontend ...
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The disadvantages of Windows hpc cluster?

What are the disadvantages for a cluster running windows OS for hpc applications? Why such hpc are so uncommon? The cost of windows server OS is rather small comparing to the hardware cost, and the ...
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Performance impact of blocking Infiniband

How does a small blocking in an Infiniband network affect the latency? More specifically, if I compare a 4xQDR non-blocking setup with an FDR setup with a blocking factor of 1:1.6, how would they ...
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HPC 2012 R2 - Define “priority” for servers

I've been digging through the documentation and I can't figure out my issue, so I'm coming here for help. I've got an HPC 2012 R2 cluster I've built for a customer. There is one head-node that has ...
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110 views

Deployment of Base-Node via iSCSI in Server 2012R2 HPC cluster fails (can not join domain)

We are currently evaluating Server 2012R2 with HPC Pack for an upcoming project. Sadly we are stuck at deploying the base node. The node boots via PXE (iPXE) and connects to iSCSI, installs Windows ...
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Microsoft HPC: mixing windows and linux blades

I have a working Windows HPC cluster with 32 blades, all of them are using Windows HPC. My question is: can I install Linux on 16 blades and keep the other 16 on Windows? Is there a specific version ...