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16%
CPU affinity in OpenMP and MPI applications
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © podfoto, 123RF.com
39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 node 0 size: 64251 MB node 0 free: 60218 MB node distances: node 0 0: 10 The system has one NUMA node (available: 1
16%
Creating Virtual SSDs
21.01.2020
Home »  HPC  »  Articles  » 
             SN                   Model                                    Namespace Usage                      Format           FW Rev ---------------- -------------------- ---------------------------------------- --------- -------------------------- ---------------- -------- /dev/nvme0n1     152e778212a62015     Linux                                    1         21.00  TB /  21.00  TB     4 KiB +  0 B     5.4.12-0 You are now able to read and write from and to /dev/nvme0n1
16%
Tips and Tricks for Containers
12.05.2020
Home »  HPC  »  Articles  » 
): root@c31656cbd380:/# apt-get update Get:1 http://security.ubuntu.com/ubuntu bionic-security InRelease [88.7 kB] ... Fetched 18.0 MB in 9s (1960 kB/s) After the package repositories are synced, I can
16%
Assess USB performance while exploring storage caching
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Lucy Baldwin, 123RF.com
disk reads: 1306 MB in 3.00 seconds = 434.77 MB/sec federico@cybertron:~$ sudo hdparm -W /dev/sdb /dev/sdb: write-caching = 1 (on) federico@cybertron:~$ sudo hdparm -W 0 /dev/sdb /dev/sdb: write
16%
Container Apps
02.10.2017
Home »  Articles  » 
 
can bring your own build infrastructure or use ours. When you install a snap for the first time, another small snap is also pulled down (at the time of writing, it’s around 85MB), known as the ... Canonical’s Snapcraft (Snappy) package manager creates self-contained applications that work across Linux distributions. We show you how to install, publish, and run a simple snap.
16%
Using rsync for Backups
07.01.2014
Home »  Articles  » 
 
/laytonjb/TEST/SOURCE/ backup.0/ [laytonjb@home4 TEST]$ ls -s total 12 4 backup.0/ 4 backup.1/ 4 SOURCE/ [laytonjb@home4 TEST]$ du -sh 19M . [laytonjb@home4 TEST]$ du -sh SOURCE/ 9.2M SOURCE/ [laytonjb@home4 TEST]$ du -sh
16%
Resource Management with Slurm
05.11.2018
Home »  HPC  »  Articles  » 
Name=slurm-node-0[0-1] Gres=gpu:2 CPUs=10 Sockets=1 CoresPerSocket=10 \ ThreadsPerCore=1 RealMemory=30000 State=UNKNOWN PartitionName=compute Nodes=ALL Default=YES MaxTime=48:00:00 DefaultTime=04:00:00 \ Max
16%
Resource Management with Slurm
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Vladislav Kochelaevs, fotolia.com
remember using it at Linux Networx in the early 2000s. Over the years, it has been developed by Lawrence Livermore National Laboratory, SchedMD [5], Linux Networx, Hewlett-Packard, and Groupe Bull [6
16%
Law of Averages – Load Averaging
01.02.2013
Home »  Articles  » 
 
at the output of uptime [1] on OS X:   13:03 up 2 days, 12:01, 2 users, load averages: 0.52 0.59 0.63   The uptime command displays the load average in its common form, averaging the last one, five, and 15
16%
Network analysis with the Bro Network Security Monitor
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Aleksey Mnogosmyslov, 123RF.com
.518025 pkts=2 kpps=0.0 kbytes=0 mbps=0.0 nic_pkts=2 nic_drops=0 u=0 t=0 i=0 o=0 nonip=2 1415510238.518111 pkts=8 kpps=0.0 kbytes=1 mbps=0.0 nic_pkts=10 nic_drops=0 u=5 t=2 i=0 o=0 nonip=1 1415510241

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