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14%
Secure containers with a hypervisor DMZ
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © lightwise, 123RF.com
of unikernels. It has little in common with its colleagues Firecracker, Nova [19], or Bareflank [20]. One implementation of this approach is Nabla containers. The roots of the project lie in the IBM research
14%
Kolab iRony with CalDAV and CardDAV support
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © Pablo Hidalgo, 123RF.com
book cannot cope with CardDAV not residing in the web server root directory. The Kolab team provides an example of a virtual host configuration that fixes the problem for Apple clients (Listing 4
14%
Top Top-Like Tools
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
of the owner of the process laytonjb PR Priority of the process 20 NI Nice value of the process 0 That is, the application isn't niced VIRT
14%
The SDFS deduplicating filesystem
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © maridav, 123RF.com
, open a terminal window, become root (use sudo su on Ubuntu), then run the two following commands: echo "* hardnofile 65535" > /etc/security/limits.conf echo "* soft nofile 65535" > /etc
14%
Established container solutions in Linux
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © dixiland, Photocase.com
2.0. Websites with Flash were spectacular and the exception rather than the rule. At the time, not everybody needed their own website, and especially not their own (virtual) server. People who wanted
14%
OpenSMTPD makes mail server configuration easy
08.10.2015
Home »  Archive  »  2015  »  Issue 29: Rescu...  » 
Lead Image © alphaspirit, 123RF.com
by root is not the ideal solution security-wise. Any attacker who has escalated their privileges to root can read it. However, the key makes random sniffing by curious users more difficult and provides
14%
Simple OpenStack deployment with Kickstack
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Mechanik, Fotolia.com
to set up your own OpenStack cloud within 20 minutes, you have come to the right place. OpenStack Automation Regular ADMIN readers might recall reading an article a few months ago that explained how
14%
NVDIMM and the Linux kernel
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © Denis Dryashkin, 123RF.com
log. The storage is clearly divided: The kernel has tagged 0x0000000100000000 to 0x00000004ffffffff (4-20GiB) as persistent (type 12) . The /dev/pmem0 device shows up after loading the driver. Now
14%
Automate the Active Directory Federation Services install
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © drubig-photo, fotolia.com
the federation service on the server. In this example, the issuing CA is also the root CA, which is not usually the case, although technically quite possible. Always remember that all certificates
14%
Run rootless Podman containers as  systemd services
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Photo by Geeky Shots on Unsplash
faster. Moreover, Podman defaults to running rootless containers, with ordinary user instead of root privileges. SELinux integration is also standard in distributions that support it. Overall, a server

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