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22%
Why Good Applications Don't Scale
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © man64, 123RF.com
: The serial fraction can be broken into two parts (Equation 6), where s B is the base serial fraction that is not a function of the number of processors, and s C is the communication time between processors
22%
Best practices for secure script programming
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Photo by Jorge Fernández Salas on Unsplash
for shell scripts is available with ShellCheck [6]. The tool, licensed under the GPLv3, behaves much like lint in terms of syntax: It expects the name of the shell file as a parameter, which it then checks
22%
Automate complex IT infrastructures with StackStorm
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Photo by Fré Sonneveld on Unsplash
Composer: https://stackstorm.com/stackstorm-6/ StackStorm roadmap: https://docs.stackstorm.com/roadmap.html
22%
Manage cluster state with Ceph dashboard
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Lead Image © damedeeso,123rf.com
are provided by the Prometheus developers online [5]. Predefined alerts for Ceph clusters can also be found online [6]. The rest then just involves putting the puzzle together: In the Alertmanager configuration
22%
Getting started with Prometheus
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Photo by Clay LeConey on Unsplash
in each mode. # TYPE node_cpu_seconds_total counter node_cpu_seconds_total{cpu="0",mode="idle"} 71039.6 node_cpu_seconds_total{cpu="0",mode="iowait"} 54.79 node_cpu_seconds_total{cpu="0",mode="irq"} 865
22%
Incident Analysis with The Hive and Cortex
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Lead Image © Kurhan, 123RF.com
according to the Traffic Light Protocol (TLP) [6], you will want to set the TLP filter here to the maximum permitted level for the information sent to service providers. In addition to the TLP, you can also
22%
Multifactor authentication from FIDO
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © John McAllister, 123RF.com
a certification program, FIDO Ready  [2], for passing its standards testing. At the 2014 CES (Consumer Electronics Show), early implementation by vendors AGNITiO [3], FingerQ [4], Go-Trust [5], Nok Nok Labs [6
22%
Relational databases as containers
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © James Thew, 123RF.com
SQL [6], MariaDB [7], and PostgreSQL [8]. Entry-Level Relational Searching the web for the keyword "database" shows various techniques, implementations, approaches, and software variants. In this article
22%
Professional virtualization with RHV4
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Steve Cukrov, 123RF.com
for cluster functions) that can be implemented on either the RHVH mini-footprint or RHEL. The former version was less popular with RHV insiders up to and including version 3.6 because of the heavily restricted
22%
Running OpenStack in a data center
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © lassedesignen - Fotolia.com
to a solution based on Open vSwitch. The bad news is that a clear recommendation for a product is simply impossible. The selection of SDN solutions is huge. MidoNet [6] (Figure 2) by Midokura, VMware's NSX [7

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