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10%
A Brief History of Supercomputers
21.01.2021
Home »  HPC  »  Articles  » 
and the T3E were arguably highly successful systems. A 1,480-processor system was the first system on the TOP500 to top 1TFLOPS(10^12FLOPS) running a scientific application. Cray did not just develop
10%
Visualize Your Network
27.10.2011
Home »  Articles  » 
 
eth0 -p -f "dst net 20.20.20.0/24"' alias web='iftop -i eth0 -p -f "host www.mydomain.com"' To apply filters and alter how your iftop instance runs, you have three options. First, you should be able
10%
Accelerate web applications with Varnish Cache
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © Aleksandr Frolov, 123RF.com
a 301 Redirect response to the new HTTPS URL. Listing 1 Redirect from HTTP to HTTPS 01 sub vcl_recv 02 { 03 if (req.http.host ~ "example.com" && 04 req.http.Cookie == "logged_in") 05 { 06
10%
Monitoring, alerting, and trending with the TICK Stack
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Lead Image © Krishna Kumar-Sivaraman, 123RF.com
. InfluxDB, on the other hand, can. Figure 1: InfluxDB is a time series database for storing metrics and the heart of the TICK Stack. Fundamental
10%
Open source calendar synchronization
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Photo by jason hafso on Unsplash
the ones shown in Listing 1. Listing 1 Calendar Links https://nextcloud.com>/remote.php/dav/calendars/kris/ourdates/ https://nextcloud.com
10%
Keeping the software in Docker containers up to date
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Lead Image © Michal Bednarek, 123RF.com
, but requires more preparation and entails downtime. Option 1: Fast Shot The list of update variants for Docker containers starts with option 1: the simple approach of installing an update directly
10%
Monitoring and service discovery with Consul
14.03.2018
Home »  Archive  »  2018  »  Issue 44: Cloud...  » 
Photo by Joshua Earle on Unsplash
on the monitoring system is green, or not, in which case the entry is red, and an escalation spiral is set in motion (Figure 1). If necessary, admins are dragged from their beds
10%
AMD’s Greg Stoner on ROCm
31.10.2017
Home »  HPC  »  Articles  » 
’ll hand-tune it for our platform. Then we will release it back to the market, and we’ll maintain our ROCm-ready version. We’re in the process of releasing ROCm versions of these AI tools now. We started
10%
Monitoring HPC Systems
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © Alexander Rivosh, 123RF.com
of understanding what is happening in the system [1] (metrics) and how important it can be to understand the frequency at which you monitor the metrics. If you put several cluster admins in a room together (e
10%
Digital signatures in package management
17.04.2017
Home »  Archive  »  2017  »  Issue 38: .NET...  » 
Lead Image © Igor Stevanovic, 123RF.com
of the Slackware-style rolling release distro with Debian-style package management rely on GnuPG and the web of trust concept [1]. A developer first puts together a suitable package for their software and self

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