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15%
Embarrassingly parallel computation
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Lucy Baldwin, 123RF.com
compute server (Figure 3) [11]. Dependancies for this code on Ubuntu 22.04 are easily sourced: Figure 3: Shockwave is put to use running numerical
15%
Developing RESTful APIs
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © bowie15, 123RF.com
/contacts/Rheik" 20 }, 21 { 22 "id": "2", 23 "name": "Paul", 24 "link": "http
15%
Better compression of web pages
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
~ /.well-known { 13 allow all; 14 } 15 16 location / { 17 rewrite ^/(.*)$ https://www.linux-magazin.de/$1 permanent; 18 rewrite ^/$ https://www.linux-magazin.de/ permanent; 19 } 20 } 21 22
15%
HDF5 and Parallel I/O
17.05.2017
Home »  HPC  »  Articles  » 
, ALLOCATABLE, TARGET :: DATA(:,:)   ! Data to write 18      INTEGER :: RANK = 2             ! Dataset rank 19    20      CHARACTER(MPI_MAX_PROCESSOR_NAME) HOSTNAME 21      CHARACTER(LEN=100) :: FILENAME  ! File name 22      CHARACTER(LEN=3) :: C
14%
Getting the most from your cores
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © ktsdesign, 123RF.com
print "Cannot import matplotlib module - this is needed for this application."; 18 print "Exiting..." 19 sys.exit(); 20 # end if 21 22 23 def column(matrix, i): 24 return [row[i] for row
14%
Resource Management with Slurm
05.11.2018
Home »  HPC  »  Articles  » 
nodes, and make sure to do this as a user and not as root. 3. To make life easier, use shared storage between the controller and the compute nodes. 4. Make sure the UIDs and GIDs are consistent
14%
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
14%
First steps in IT automation by Rex
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © Konstantin Chagin , 123RF.com
| = . +..+ | 19 | o+ B.o.. | 20 | o..o +.o | 21 +-----------------+ 22 root@hercules:~/.ssh# ssh-copy-id root@sugar 23 root@sugar's password: Check ~/.ssh/authorized_keys to make sure you haven
14%
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
14%
Building a HPC cluster with Warewulf 4
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Andrew Ly on Unsplash
x86_64 2.9.1-9.el8 baseos 393 k groff-base x86_64 1.22.3-18.el8 baseos 1.0 M hwloc-ohpc x86_64 2.7.0-3

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