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25%
Safeguard and scale containers
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © cepixx, 123RF.com
need to orchestrate the operation of Docker containers in bulk, and Kubernetes [3] (Figure 1) is a two-year-old system that does just that. As part of Google Infrastructure for Everyone Else (GIFEE
25%
Live migration of virtual machines
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © Michael Edward, 123RF.com
the wheat from the chaff. Games Without Frontiers A few years ago, an archetypal demo setup, in which players of the 3D first-person shooter Quake 3 didn't even notice that the VM and its server had moved
25%
Intrusion detection with Prelude
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Chittima Kasa, 123RF.com
programs. This is not always the security solution's fault. An application that is not programmed carefully and fails to comply with RFCs can trip a SIEM signature. In this test, Prelude suspected a DoS
25%
SSH on Windows
17.09.2013
Home »  Articles  » 
connected, PuTTY also shows a classic login window for the server, and the admin can log in with a username and password. The server host key’s fingerprint can be found by entering ssh-keygen -f /etc
25%
Assigning Privileges with sudo and PolicyKit
22.01.2013
Home »  Articles  » 
 
The sudo tools runs commands with a different user’s account. For apt-get upgrade , this would be the all-powerful root . Which users are allowed to use sudo with what programs is defined in the /etc
25%
PowerDNS: The Other Open Source Name Server
24.06.2013
Home »  Articles  » 
naming system that allows you to map what would be IP addresses to much more humanly digestible addresses. Thankfully, you no longer live in the early days of the Arpanet (precursor to today’s Internet
25%
Log Management
10.10.2022
Home »  HPC  »  Articles  » 
 rsyslog . For my Ubuntu 20.04 system, that directory looks like Listing 3. Listing 3 /etc/logrotate.d $ ls -s total 60 4 alternatives  4 apport   4 apt  4 bootlog  4 btmp      4 cups-daemon 4 dpkg          4
25%
Shared Storage with NFS and SSHFS
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Lead Image © Oleksiy Mark, 123RF.com
an alternative that has more security. SSHFS Filesystem in Userspace (FUSE) [3] offer several attractive features. Such filesystems are easy to code because they are in user space (have you tried getting
25%
New container solutions for Linux
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Scott Griessel, 123RF.com
is mainly used in the style of platform as a service (PaaS), wherein prefabricated containers with preinstalled software are deployed (i.e., the software developer offers an appropriate container
25%
Monitor and optimize Fibre Channel SAN performance
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © 3dkombinat, 123RF.com
other over one or more Inter-Switch Link (ISL) connections connected in parallel. With this FC transport layer method – service class 3 (connectionless without acknowledgement) optimized for mass storage

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