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8%
Ceph Dashboard at a Glance
02.06.2026
Home »  Archive  »  2026  »  Issue 93 Disast...  » 
Lead Image © Prin Pattawaro, 123RF.com
-w: https://docs.ceph.com/en/latest/rados/operations/monitoring/#watching-a-cluster ceph health details: https://docs.ceph.com/en/latest/rados/operations/monitoring/#health-checks ceph osd tree
8%
What's left of TLS
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Maria Dryfhout, 123RF
in its infancy, the former monopolist browser released the SSL encryption protocol version 2.0 (SSLv2). Version 1 existed only internally in Netscape. Numerous security vulnerabilities were discovered
8%
Disaster Recovery for MariaDB and MySQL
02.06.2026
Home »  Archive  »  2026  »  Issue 93 Disast...  » 
Photo by Dave Hoefler on Unsplash
disruptions after a data breach. Only about one-third were able to restore their systems fully at the time of the survey. In most cases, it took more than 100 days to resume operations fully. Without a clear
8%
Manage cluster state with Ceph dashboard
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Lead Image © damedeeso,123rf.com
and the respective disk and then clicking on SMART in the Device health tab (Figure 2). Figure 2: Ceph can read S.M.A.R.T. information from recent devices and
8%
Discover system vulnerabilities and exploits
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Charles on Unsplash
in the form of lawsuits (e.g., for gross negligence) and fines, as well as lost revenue. Attacks can also destroy a company's reputation. What customer would want to hand over their data to a company
8%
Clustering with OpenAIS and Corosync
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
brunoilfo, 123RF.com
and maintained only by Red Hat. In more recent versions (e.g., 2.0 in RHEL 5 and Fedora Core 6 or later), the legacy CMAN implementation was replaced by an open implementation based on the Application Interface
8%
Linux apps on Windows 10 and Chrome OS
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Lead Image © Cornelius, Fotolia.com
feature, compared with its predecessor, a Linux instance in connection with WSL2 no longer uses the local loopback address 127.0.0.1 or the name localhost internally, but a dynamic IP address assigned
8%
Five special distros for system and network admins
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Lead Image © Christos Georghiou, 123RF.com
, and then press 0 to set up the Finnix system's locale in an Ncurses window, which involves modifying the keyboard layout and language settings in several steps (Figure 2). After completing the configuration
8%
PostgreSQL 9.5 – What's new; what's better?
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Sergey Nivens, 123RF.com
applications, the UPSERT case occurs quite often, but users of PostgreSQL previously had to implement the solution manually as a stored procedure or rely on the logic in the client application. The difficulty
8%
Mocking and emulating AWS and GCP services
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Lead Image © Juri Samsonov, Fotolia.com
ENTRYPOINT ["gcloud","beta","emulators","pubsub","start","--project=demo"] CMD ["--host-port=0.0.0.0:8085"] Now, create the script in Listing 2 for the Pub/Sub service to create a topic

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