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9%
Processor Affinity for OpenMP and MPI
13.10.2021
Home »  HPC  »  Articles  » 
with various HPC applications. In this article, I present examples for (1) serial applications, (2) OpenMP applications, and (3) MPI applications. I’ll use the same architecture as before: a single-socket system
9%
Julia: Fast as Fortran, easy as Python
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © Andrey Suslov, 123RF.com
flexible, but less predictable. Try 1 +"1" and 2 * "3" in your browser's JavaScript console – but first try to predict the results. Static Languages The other major class of languages are statically
9%
Roll out hybrid clouds with Ansible  automation
14.03.2018
Home »  Archive  »  2018  »  Issue 44: Cloud...  » 
Lead Image © markovka, 123RF.com
to earlier articles in this magazine [2]–[4].) Many users still think that VMs in the cloud are always publicly available. However, administrators who have been involved with virtual network infrastructures
9%
Fundamentals of I/O benchmarking
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kheng Ho Toh, 123RF.com
), but in practice, you will choose a slower truck for moving a house: It offers you more throughput because of its larger cargo volume. Influencing Factors The indicators will depend on several factors (Figure 2
9%
Appendix – I/O Report from MPI Strace Analyzer
15.02.2012
Home »  HPC  »  Newsletter  »  2012-02-15 HPC...  » 
 
) and the IO time (red) in seconds for all of the input files.   Figure 1 - Total time and IO Time (seconds) Figure 1 - Total time and IO Time (seconds) 2
9%
Appendix – I/O Report from MPI Strace Analyzer
26.01.2012
Home »  HPC  »  Newsletter  »  2012-02-01 HPC...  » 
 
) and the IO time (red) in seconds for all of the input files.   Figure 1 - Total time and IO Time (seconds) Figure 1 - Total time and IO Time (seconds) 2
9%
Rethinking RAID (on Linux)
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Lead Image © nikkikii, 123RF.com
examples center around a multiple-device redundant array of inexpensive (or independent) disks (MD RAID) in Linux and its userland utility mdadm [2]. Conventional wisdom has always dictated that spreading I
9%
Introducing parity declustering RAID
28.11.2022
Home »  Archive  »  2022  »  Issue 72: OpenS...  » 
Lead Image © Author, 123RF.com
to enhance the recovery performance of the array by shuffling data among all drives within the same array, including its assigned spare drives, which tend to sit idle until failure occurs. Figure 2 showcases
9%
Making Small Business Server 2011 fit for 2014
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © diego cervo, 123RF.com
Although Microsoft is already offering a successor to the successor, in the form of Windows Server 2012 R2, many companies continue to work with Small Business Server (SBS) 2011. In particular
9%
Secure access to Kubernetes
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © Zachery Blanton, 123RF.com
no distinction between human users and service accounts in terms of access controls. © Kubernetes [2] Authentication checks whether Kubernetes is able to verify the username with an authentication method

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