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16%
Appendix – I/O Report from MPI Strace Analyzer
15.02.2012
Home »  HPC  »  Newsletter  »  2012-02-15 HPC...  » 
 
call count for the MB range intervals. Figure 6 plots the write IO function call count for the GB range intervals. Figure 7 plots the write IO function call count for the TB range intervals
16%
Appendix – I/O Report from MPI Strace Analyzer
26.01.2012
Home »  HPC  »  Newsletter  »  2012-02-01 HPC...  » 
 
call count for the MB range intervals. Figure 6 plots the write IO function call count for the GB range intervals. Figure 7 plots the write IO function call count for the TB range intervals
16%
I/O Profiling at the Block Level
27.08.2014
Home »  HPC  »  Articles  » 
was the sequential write test using 1MB record sizes: ./iozone -i 0 -c -e -w -r 1024k -s 32g -t 2 -+n > iozone_write_1.out To gather the block statistics, I ran ioprof in a different terminal window before I ran
16%
Tips and Tricks for Containers
12.05.2020
Home »  HPC  »  Articles  » 
 ago        /bin/sh -c set -xe   && echo '#!/bin/sh' > /...   745B            6 months ago        /bin/sh -c [ -z "$(apt-get indextargets)" ]     987kB            6 months ago        /bin/sh -c #(nop) ADD file:a48a5dc1b9dbfc632...   63.2MB By using the docker
16%
Fundamentals of I/O benchmarking
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kheng Ho Toh, 123RF.com
KiB blocks: 79.2 IO/s, 1.2 MiB/s ( 10.4 Mbit/s) 32 KiB blocks: 81.8 IO/s, 2.6 MiB/s ( 21.4 Mbit/s) 64 KiB blocks: 78.0 IO/s, 4.9 MiB/s ( 40.9 Mbit/s) 128 KiB blocks: 76.0 IO/s, 9
16%
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
15%
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
15%
mpi4py – high-performance distributed Python
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © liu liming, 123RF.com
): 11 12 s = 0.0 13 s += h * f(a) 14 for i in range(1, n): 15 s += 2.0 * h * f(a + i*h) 16 # end for 17 s += h * f(b) 18 return (s/2.) 19 # end def 20 21 22 # Main section 23 comm = MPI
15%
Warewulf Cluster Manager – Completing the Environment
20.06.2012
Home »  HPC  »  Articles  » 
======================================================================================================================================================== Install 1 Package(s) Total download size: 444 k Installed size: 1.2 M Is this ok [y/N]: y Downloading Packages: ntp-4.2.4p8-2.el6.x86_64.rpm
15%
Stretching devices with limited resources
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © Lucy Baldwin, 123RF.com
-rle 512M 208K 3.1K 48K 2 /var/log /dev/zram1 lzo-rle 495.8M 4K 73B 12K 2 [SWAP] Infos "Assess USB performance while exploring storage caching" by Federico

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