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28%
Monitoring container clusters with Prometheus
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © Guido Vrola, 123RF.com
in key-value format, as described by the example in Listing 6 [3]. Listing 6 Annotations Example [...] metadata: annotations: prometheus.io/scrape: 'true' prometheus
28%
DDoS protection in the cloud
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © Amy Walters, 123RF.com
, and IP protocol information, so you can detect variations in the connection patterns. SNMP-only counters do not necessarily offer such options, depending on the management information base (MIB) used [3
28%
News for Admins
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
 
the next four years. NIST will award up to $3.6 million for Regional Alliances and Multistakeholder Partnerships to Stimulate (RAMPS) cybersecurity education and workforce development projects. The VA
28%
Throw Down the Gauntlet
14.08.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
© bluebay, 123RF.com
 rejected all cipher suites.    * TLSV1_3 Cipher Suites:       Server rejected all cipher suites.    * Resumption Support:       With Session IDs:                  OK - Supported (5 successful, 0 failed, 0 errors, 5 total
28%
Ansible as an alternative to the Puppet configuration tool
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © Jenzig, photocase.com
to Ansible [3]. The Ansible configuration tool promises automation with a learning curve that is much shorter than Puppet's – and without compromising quality. Puppet Even back in the old days, when every
28%
OpenNebula – Open source data center virtualization
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Sternenhimmel, fotolia.com
current providers, however, the design guide [3] provides detailed descriptions and instructions that help avoid classic misconfigurations. The basis is an installation composed of four components
28%
Analyzing tricky database problems
14.03.2018
Home »  Archive  »  2018  »  Issue 44: Cloud...  » 
Photo by Quino Al on Unsplash
, six MariaDB servers [2] are used in Galera Cluster [3], and hosting is handled by nine Apache servers (four each for sync and web and one for management). Switch uses Redis [4] as its key-value store
28%
Hardware MFA: Death to the password!
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © alphaspirit, 123RF.com
report [3] said weak passwords contributed to 31% of compromises investigated. Without picking on any one organization, choose a company, a social network, and a cloud provider; now, look up
28%
Automated OpenStack instance configuration with cloud-init and metadata service
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Lead Image © jeka81, 123RF.com
: $ curl http://169.254.169.254/openstack 2012-08-10 2013-04-04 2013-10-17 2015-10-15 2016-06-30 2016-10-06 2017-02-22 To retrieve a list of supported versions for the EC2-compatible metadata API, enter
28%
Fixing Ceph performance problems
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © Kritiya Sumpun, 123RF.com
storage by splitting up these files and putting them back together again later. When the user uploads a file to RADOS, the client breaks it down into several 4MB objects before uploading, which RADOS

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