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18%
Fixing Ceph performance problems
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © Kritiya Sumpun, 123RF.com
. Only when the object has arrived in the journals of as many OSDs as the value size specifies (3 out of the box) is the acknowledgement for the write sent to the client, and only then is the write
18%
VMware vRealize management suite for hybrid clouds
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © ucadp, 123RF.com
environments. After a scaling process, if it is necessary to adjust individual values in the configuration files, you can so specify under the Blueprints tab (Figure 3) for the respective environment. v
18%
Why Good Applications Don't Scale
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © man64, 123RF.com
and increasing the wall clock time. Notice that the peak speedup is only about a = 3.0 and happens at around 16 processors. This speedup is less than that predicted by Amdahl's Law (a = 5). Note that you can
18%
Nested Kubernetes with Loft
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Photo by Andrea Davis on Unsplash
a Certbot that creates SSL certificates under a standard domain for various services on demand. Both the necessary subdomain and the service itself can be created directly in Loft (Figure 3
18%
Harden your OpenStack configuration
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © zelfit, 123RF.com
on the disk. Manual changes to the nodes in the cloud are automatically prohibited, because they are not easily reproducible (Figure 3). Replaceable systems – To make it easier to remove and reinstall
18%
Foundries.io IoT development platform
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Photo by Juan Rumimpunu on Unsplash
computer comprises a small circuit board with all the relevant components, which is exactly where the Foundries stack (Figure 3) comes in. Figure 3: Foundries
18%
Tracking down problems with Jaeger
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Photo by Sebastian Molina fotografÌa on Unsplash
on one side and queries for existing data piling in from the query component on the other. Jaeger query, by the way, is the application that uses Jaeger's own user interface (UI; Figure 3) when it queries
18%
Managing Active Directory sites and subnets
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Lead Image © Allan Swart, 123RF.com
previously mentioned) but only by one DC at a time. This DC, known as the bridgehead server, automatically replicates with other bridgehead servers on other sites (Figure 3). At the respective site, the domain
18%
Certificate management with FreeIPA and Dogtag
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Photo by Oscar Sutton on Unsplash
the new server has joined the domain, you can create certificates for services on this machine and have them signed by the root CA on the Free IPA server (Figure 3). In this example, I run a web server
18%
A central access manager for SSH, Kubernetes, and others
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Lead Image © Andriy Popov, 123RF.com
in the Teleport cluster at any given time and where the connection originated (Figure 3). The service then provides the information as a structured JSON file, which can be easily processed downstream in various

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