Saturday, 26 September 2015

EPT, Huge Pages and Benchmarking

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Having reported that EPT has a negative influence on the High Energy Physics standard benchmark HepSpec06 , we have started the deployment...
4 comments:
Wednesday, 5 August 2015

Tuning hypervisors for High Throughput Computing

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Over the past set of blogs, we've looked at a number of different options for tuning High Energy Physics workloads in a KVM environment ...
5 comments:
Monday, 3 August 2015

NUMA and CPU Pinning in High Throughput Computing

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CERN's OpenStack cloud runs the Juno release on mainly CentOS 7 hypervisors. Along with previous tuning options described in this blog...
4 comments:
Sunday, 2 August 2015

EPT and KSM for High Throughput Computing

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As part of the analysis of CERN's compute intensive workload in a virtualised infrastructure, we have been examining various settings of...
1 comment:

CPU Model Selection for High Throughput Computing

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As part of the work to tune the configuration of the CERN cloud, we have been exploring various options for tuning compute intensive workloa...
2 comments:
Saturday, 1 August 2015

OpenStack CPU topology for High Throughput Computing

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We are starting to look at the latest features of OpenStack Juno and Kilo as part of the CERN OpenStack cloud to optimise a number of differ...
8 comments:
Thursday, 21 May 2015

Juno, EL6 and RDO Community.

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Since 2011, CERN selected OpenStack as a cloud platform. It was natural to choose RDO as our RPMs provider ; RDO is a community of people u...
6 comments: