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28%
CPU affinity in OpenMP and MPI applications
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © podfoto, 123RF.com
,32 1,33 2,34 3,35 4,36 5,37 6,38 7,39 8,40 9,41 10,42 11,43 12,44 13,45 14,46 15,47 16,48 17,49 18,50 19,51 20,52 21,53 22,54 23,55 24,56 25,57 26,58 27,59 28,60 29,61 30,62 31,63 The lstopo tool
28%
Embarrassingly parallel computation
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Lucy Baldwin, 123RF.com
Laboratory hosts a number of excellent parallel programming tutorials at its Leadership Computing Facility, including one demonstrating the Monte Carlo method in both serial and parallel implementations [6]. I
28%
Warewulf Cluster Manager – Master and Compute Nodes
22.05.2012
Home »  HPC  »  Articles  » 
psmisc.x86_64 0:22.6-15.el6_0.1 rdate.x86_64 0:1.4-16.el6 rpcbind.x86_64 0:0.2.0-8.el6 sed.x86_64 0:4.2.1-7.el6 setup
28%
Processor and Memory Affinity Tools
14.09.2021
Home »  HPC  »  Articles  » 
 $(find /sys/devices/system/cpu -regex ".*cpu[0-9]+/topology/thread_siblings_list") | sort -n | uniq 0,32 1,33 2,34 3,35 4,36 5,37 6,38 7,39 8,40 9,41 10,42 11,43 12,44 13,45 14,46 15,47 16,48 17,49 18,50 19,51 20,52 21,53 22,54 23,55 24,56 25
28%
Accessing Fortran code with Python
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © Kheng Ho Toh, , 123RF.com
.multiply_(byref(a), byref(b)) print add.addtwo_(byref(a), byref(b)) The output from the Python code is: $ python3 testfunc.py 8 6 If you like, you can write a simple Python wrapper function for the shareable objects
28%
Creating Virtual SSDs
21.01.2020
Home »  HPC  »  Articles  » 
on the NVMe drive and verify that the partition has been created: $ sudo parted --script /dev/nvme0n1 mklabel gpt mkpart primary 1MB 100% $ cat /proc/partitions | grep nvme  259        0  244198584 nvme0n1
28%
Building a virtual NVMe drive
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © lassedesignen, 123RF
mklabel gpt mkpart primary 1MB 100% $ cat /proc/partitions | grep nvme 259 0 244198584 nvme0n1 259 2 244197376 nvme0n1p1 The next step is to create a RAID 5 volume to encompass all
28%
File Compression for HPC
10.11.2021
Home »  HPC  »  Articles  » 
. As the level of compression increases, the amount of time to perform the compression increases and the amount of memory used increases. Compress level -6 is the default and is a reasonable trade-off between
28%
Small-board computers
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Author, 123RF.com
5420 Octa Quad ARM Cortex-A15 (32KB instruction/32KB data/2MB L2) @1.8GHz, Quad-core ARM Cortex-A7 (32KB/32KB/512KB) @1.3GHz Mali T-628 MP6   3GB LPDDR3e RAM (14.9GBps memory
28%
High-Performance Python 2
22.08.2019
Home »  HPC  »  Articles  » 
  subroutine hello(n)     integer :: n     write(*,*) "hello world. The secret number is ",n     return  end end module test1 The next step is to compile the code and create the library (Listing 6

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