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72%
Nagios Passive Checks
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Lisa Young, 123RF.com
="Problem with mysqldump" 10 STATE=2 11 else 12 MESSAGE="Backup OK" 13 STATE=0 14 fi 15 16 echo "yourserver;Powerful_backup;$STATE;$MESSAGE" | /usr/sbin/nsca \ -H yournagiosserverIP -p 5667 -d ";" -c /etc ... 22
71%
Vagrant, Serf, Packer, and Consul create and manage development environments
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © 36clicks, 123RF.com
. For example, the nodes could search for updates and install them. Serf is written in Go and licensed under the Mozilla Public License 2.0. Source code is available on GitHub [12], with prebuilt packages ... 22
71%
Integrating OCS information into monitoring with OpenNMS
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Kheng Ho Toh, 123RF.com
Perl and PHP and is released under the GPLv2. The project is supported by FactorFX, which offers commercial support and training. One really interesting feature of OCS is its support for SOAP web ... 22
71%
Exploring the Relax and Recoverbackup and rescue system
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Rgbspace, Fotolia.com
binary packages for most major Linux major distributions. Fedora, for instance, offers an older Version 1.12 in the Fedora repository as well as a current ReaR Version 1.15 in Fedora updates. CentOS users ... 22
71%
Tool your HPC systems for data analytics
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Sergey Nivens, 123RF.com
is from TechTarget [2]: "Data Analytics is the science of examining raw data with the purpose of drawing conclusions about that information." It doesn't mention the amount of data, although the implication ... 22
71%
The new OpenStack version 2014.1 alias "Icehouse"
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Jakub Krechowicz, 123RF.com
innovations in OpenStack is the Oslo Common Libraries Project [2], which has been around for some time but only truly became an integral part of the OpenStack project in recent months. Oslo's goal ... 22
71%
Hardware MFA: Death to the password!
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © alphaspirit, 123RF.com
form of hacking. A 2013 SplashData study [2] on data from an Adobe breach showed the top five most used passwords are: 123456, password, 12345678, qwerty, abc123. A 2014 Trustwave Global Security ... 22
70%
Using Expect scripts to automate tasks
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Kheng Ho Toh, 123RF.com
take lazy to a higher level and even cheat at writing Expect scripts by invoking a shell "watcher" or recorder script named Autoexpect [2]. Once invoked, Autoexpect watches your every keystroke ... 12
70%
Security without firewalls
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© rukanoga, 123RF.com
starting 12.34, so, for example, 12.34.56.78 will be allowed to connect to ALL services and not just SSH. As well as these flexible options, you can also declare old school subnets directly: sshd: 1.2 ... 12
70%
Reading and understanding database execution plans
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Gunnar Pippel, 123RF.com
(dbms_xplan.display );<+>2<+> 10 11 12 -----------------------------------------------------3------4---- 13 | Id | Operation | Name | Bytes | Cost | 14 ... 12

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