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8%
High availability for RESTful services with OpenStack
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © Ying Feng Johansson, 123RF.com
Connections Another issue involves connecting the client to the highly available services: A real HA solution should not require clients to change their configurations after the failover to connect to the new
8%
Persistent volumes for Docker containers
09.06.2018
Home »  Archive  »  2018  »  Issue 45: Autom...  » 
Photo by Alexander Redl on Unsplash
. At the time of going to press, the best chances were offered with the rbd plugin by developer Wetopi: It works with current Docker versions and can also communicate with current Ceph versions. Please note
8%
A ptrace-based tracing mechanism for syscalls
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Photo by Nadjib BR on Unsplash
't going through the procedure linkage table (PLT), which is generated during compile time to enable relocations of function addresses. Each entry in the PLT is a stub function that is called instead
8%
GNU Parallel: Multicore at the Command Line with GNU Parallel
04.11.2011
Home »  HPC  »  Articles  » 
and gives an “estimated time of arrival,” indicating approximately when all the tasks will complete. When executing multiple commands in Parallel, each task might output information on its standard output
8%
A smoke-jumping admin's best friend
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © Thomas Detert, Fotolia.com
, including WordPerfect, WordStar, QBasic, GW-BASIC, QuickBASIC, and Turbo Pascal, which used Turbo Vision for the TUI. Each had its own TUI library, because operating systems did not have a standard
8%
Insider Threats
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Lead Image © Seasons, 123RF.com
consultants, and that training you assured them would keep everyone safe? "It's not my fault, it's the users." Yes, that statement should go over well. Lead with that. The conversation should take a different
8%
The Power of Community
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Kantver, 123RF.com
discussions about all things tech. It's a safe haven, where we all prop each other up and share insights and commiserate over our collective pain points. The community works. It fits our innate need to band
8%
FreeRADIUS for WiFi hotspots
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Tyler Olson, 123RF.com
of authorization, it defines optional access parameters, such as the permitted use period or time. Accounting is primarily about the typical requirements of Internet providers, especially detailed logging
8%
Greylisting with Postgrey
22.06.2012
Home »  Articles  » 
 
The sliver bullet to which I refer is known as greylisting . Its simplicity makes it eye-wateringly effective. How does it work you ask? Well, the receiving SMTP server simply responds to first-time email
8%
Optimization and standardization of PowerShell scripts
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Kheng Ho Toh, 123rf.com
management – Exchange and Azure Active Directory being prime examples. The script thus gains business-critical relevance. When you create a script, you need to be aware of how its functionality is maintained

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