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21%
Podman for Non-Root Docker
05.08.2024
Home »  HPC  »  Articles  » 
 catatonit conmon containernetworking-plugins crun golang-github-containers-common   golang-github-containers-image netavark passt podman 0 upgraded, 11 newly installed, 0 to remove and 0 not upgraded. Need to get 32.3 MB of archives. After this operation, 131 MB
21%
Minifying container images with DockerSlim
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Maggie Molloy, 123RF.com
(minified by 25.99X) from python:2.7-alpine - 84.3MB => 23.1MB (minified by 3.65X) from python:2.7.15 - 916MB => 27.5MB (minified by 33.29X) from centos:7 - 647MB => 23MB (minified by 28.57X) from centos
21%
Linux device mapper writecache
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © lightwise, 123R.com
\--filename=/dev/vg-cache/slow --rw=randwrite --numjobs=1 --name=test test: (g=0): rw=randwrite, bs=(R) 4096B-4096B, (W) 4096B-4096B, (T) 4096B-4096B, ioengine=libaio, iodepth=32 fio-3.1 Starting 1 process Jobs
21%
Improving performance with environment variables
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © sgame, fotolia.com
.858993 0.000076 0.858993 0.000099 0.660764 0.000107 0.613567 64 0.000099 5.286114 0.000145 3.616815 0.000153 3
21%
Linux Writecache
19.11.2019
Home »  HPC  »  Articles  » 
, ioengine=libaio, iodepth=32 fio-3.1 Starting 1 process Jobs: 1 (f=1): [w(1)][100.0%][r=0KiB/s,w=1401KiB/s][r=0,w=350 IOPS][eta 00m:00s] test: (groupid=0, jobs=1): err= 0: pid=3104: Sat Oct 12 14:39:08 2019   write: IOPS=352
21%
MPI Apps with Singularity and Docker
18.03.2020
Home »  HPC  »  Articles  » 
compilers, version 19.10. Open MPI 3.1.3, which came prebuilt with the PGI compilers, was used in the tests. The Docker-CE (Community Edition) v19.03.8 build afacb8b7f0, Ubuntu version (on which Linux Mint
21%
Building a virtual NVMe drive
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © lassedesignen, 123RF
7 1 56008 loop1 06 7 2 56184 loop2 07 7 3 91264 loop3 08 259 0 244198584 nvme0n1 09 8 0 488386584 sda 10 8 1 1024 sda1 11
21%
Creating Virtual SSDs
21.01.2020
Home »  HPC  »  Articles  » 
    7        1      56008 loop1 06    7        2      56184 loop2 07    7        3      91264 loop3 08  259        0  244198584 nvme0n1 09    8        0  488386584 sda 10    8        1       1024 sda1 11
21%
A closer look at hard drives
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Lucy Baldwin, 123RF
mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6 32 Cycle time: min=120ns recommended=120ns 33 PIO: pio0 pio1 pio2 pio3 pio4 34 Cycle time: no flow control=120
21%
Using rsync for Backups
07.01.2014
Home »  Articles  » 
 
a great deal of power in a few lines: rm -rf backup.3 mv backup.2 backup.3 mv backup.1 backup.2 cp -al backup.0 backup.1 rsync -a --delete source_directory/ backup.0/ To better understand the script, I

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