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19%
Identity and access management with OpenIAM
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © Chatree Jaiyangyuen, 123rf.com
offers two subscription models that provide access to additional resources and support beyond the software itself. The current 4.2.0.1 version (at press time) supports Red Hat Enterprise Linux 8 and Cent ... Identity and access management plays a central role in modern IT infrastructures, with its local resources, numerous applications, and cloud services. We investigate how OpenIAM implements
18%
Managing Linux Memory
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © J.R. Bale, 123RF.com
SAP HANA Enterprise Platform 1.0 Product Availability Matrix: http://www.saphana.com/docs/DOC-4611 Siberschatz, A., G. Gagne, and P.B. Galvin. Operating System Concepts . Wiley, 2005. Magenheimer ... the complex causes and test potential solutions.
18%
Optimizing Hyper-V network settings
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Stefan Hermans, Fotolia.com
asynchronous replication of virtual servers on Hyper-V hosts without the need for a host to belong to a cluster. Again, the hosts should use dedicated network cards. Fast migration in Hyper-V 1.0 (Windows ... Performance problems with virtual servers on Hyper-V are often caused by a network access bottleneck, but various optimization settings can help speed things up.
17%
Check your VoIP networks with SIPVicious and sngrep
30.11.2025
Home »  Archive  »  2025  »  Issue 90 VoIP N...  » 
Photo by Quino Al on Unsplash
(6192 bits), 774 bytes captured (6192 bits) Ethernet II, Src: 00:1a:2b:3c:4d:5e, Dst: 00:6f:7g:8h:9i:0j Internet Protocol Version 4, Src: 192.168.1.101, Dst: 192.168.1.104 User Datagram Protocol, Src Port
16%
Kubernetes k3s lightweight distro
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image Photo by Josh Rakower on Unsplash
, and easy to follow. Listing 1 Installing k3s [INFO] Finding latest release [INFO] Using v1.0.0 as release [INFO] Downloading hash https://github.com/rancher/k3s/releases/download/v1.0.0/sha
16%
Getting started with the Apache Cassandra database
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Almos Bechtold on Unsplash
, represents Unix time (i.e., the number of seconds since January 1, 1970, 0:00 hours). It is multiplied here by 1,000 to obtain the value in milliseconds needed by Cassandra. Also bear in mind that this time
15%
Alternative virtualization solutions when OpenStack is too much
28.11.2022
Home »  Archive  »  2022  »  Issue 72: OpenS...  » 
Lead Image © elnur, 123RF.com
of their IT problems. From the perspective of 2022, many, if not most, of the hopes once associated with OpenStack (Figure 1) have not been met for the majority of users ... OpenStack is considered the industry standard for building private clouds, but the solution is still far too complex and too difficult to maintain and operate for many applications. What causes Open
15%
Asynchronous PostgreSQL
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © Fesus Robert, 123RF.com
$st2->execute($dbh->{pg_pid}); 16 if( !$st2->fetchrow_arrayref->[0] ) { 17 warn "couldn't stop backend PID=$dbh->{pg_pid}\n"; 18 } 19 exit 1; 20 } 21 22 POSIX::sigaction(SIGTERM, POSIX
14%
Deis combines Docker and CoreOS
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © jager, 123RF.com
Container-based virtualization solutions such as Docker have less hardware overhead and support higher densities than classical virtualization tools such as KVM [1] or Xen [2]. This increased ... Deis combines Docker and CoreOS to create a platform-as-a-service tool, and the developers say version 1.0 is ready for production.
14%
How graph databases work
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © iofoto, Fotolia.com
21 # The name and age of the persons who know the person with ID 1: 22 gremlin> g.V(1).outE('knows').inV().valueMap('name', 'age') 23 ==>[name:[vadas],age:[27]] 24 ==>[name:[josh],age:[32]] 25 26

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