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6%
Ansible as an alternative to the Puppet configuration tool
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Jenzig, photocase.com
state=absent 07 notify: Restart Apache 08 09 - name: Generate Vhosts 10 template: 11 src=vhost.conf 12 dest=/etc/apache2/sites-enabled/{{ item.hostname }}.conf 13 with_items: vhosts 14
6%
DDoS protection in the cloud
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © Amy Walters, 123RF.com
": "0x0800" 07 } 08 }, "ip-match": { 09 "ip-protocol": 17 10 }, "ipv4-destination": "10.1.1.2/32", "udp-destination-port": 1234 11 }, "table_id": 0, "priority": 10 12
6%
Linux small business servers compared
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Umzugskartons, fotolia.
of Ubuntu 10.04 LTS, whereas v3.0 [5] makes the jump to Ubuntu 12.04 LTS. As an alternative, the beta version 2.3 is available for download. Building Under Ubuntu Targeted at small and medium
6%
Introduction to behavior-driven monitoring
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Mariya Herasymenko, 123RF
: Logging in 06 Given I am on http://www.xing.com/ 07 When I fill in "username-field" with "username" 08 And I fill in "password-field" with "password" 09 And I press "login-button" 10 Then I
6%
Script utilities in depth: grep, awk, and sed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© jirkaejc, 123RF.com
/share/zoneinfo -type f | \ 07 grep -v 'posix|right|Etc|SystemV | \ 08 grep -i $city` 09 echo -n "Time in $1: "; TZ=`echo $z` date The first section of this code ensures that the script's argument
6%
Open Source Security Information and Event Management system
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © Yoichi Shimizu, 123RF.com
daily 05 missingok 06 notifempty 07 compress 08 delaycompress 09 sharedscripts 10 postrotate 11 invoke-rc.d rsyslog reload > /dev/null 12 endscript 13 } Finally, to see the syslog
6%
Moving HPC to the cloud
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Zarko Cvijovic, 123RF.com
public cloud to another public cloud. In terms of cost, Univa costs are additive to the AWS instance charges and range from US$ 0.02 up to a max of US$ 0.08/core per hour. Remember that these costs
6%
High-availability workshop: GFS with DRBD and Pacemaker
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Maxim Borovkov, 123RF.com
were delivered as part of the RHCS scope. Thus, up to RHCS 3.0, everything was fine if you wanted Pacemaker and GFS to cooperate. But Red Hat changed its policy in Red Hat Cluster Suite 3.1, deciding
6%
Monitoring container clusters with Prometheus
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © Guido Vrola, 123RF.com
in turn stores as a separate time series. The software can already cope with millions of time series, yet version 2.0 [6] should cover more extreme Kubernetes environments with thousands of nodes
6%
Attacks on HTTPS Connections
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © almagami, 123RF.com
.owasp.org/index.php/Certificate_and_Public_Key_Pinning "EMET 4.0's Certificate Trust feature" by Elia Florio: https://blogs.technet.microsoft.com/srd/2013/05/08/emet-4-0s-certificate-trust-feature RFC 7469: Public Key Pinning extension for HTTP: https

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