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65%
Dispatches from the world of IT
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
of approximately $3M per MW of IT. In addition, IT systems that can tolerate higher temperatures can reduce the risk of IT failures during facility cooling outages." Red Hat and SAP Red Hat announced
64%
Performance monitoring in Windows Server 2008 R2
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Itsallgood, Fotolia.com
and documentation on the topic of server performance monitoring. If you manage a complex structure, it's good idea to read the guides on this site. To run the tool, you also need Log Parser 2.2 [2], which is also
64%
vSphere 5 vs. XenServer 6
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Kozinia, 123RF.com
[2] by VMware started to move into the server racks in the summer of 2011, but while I was researching this article, Citrix suddenly burst onto the scene with the XenServer 6.0 release [3
64%
Container and hardware e-virtualization under one roof
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Maxim Kazmin, 123R
; whereas KVM [3] supports genuine hardware virtualization in combination with the right CPU. Both virtualization technologies support maximum performance for the guest system in line with the current state
64%
Monitoring KVM instances with Opsview
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Gina Sanders, Fotolia
also frequently provides the underpinnings for a virtualization cluster that runs multiple guests in a high-availability environment, thanks to Open Source tools such as Heartbeat [2] and Pacemaker [3
64%
Taking that Unix and Linux feeling tothe Windows desktop with MobaXterm
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Henner Damke, 123RF.com
version with advanced capabilities is available for EUR 49. A feature list [3] specifies the differences between the free and pro versions. The terminal function supports anti-aliasing, fonts, and macros
64%
Demystified: The facts about green IT
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Iakov Kalinin, 123RF
costs 157 303 Production downtime costs 0 0 TCO 7,847 3,709 Like sole proprietors, small business don't have their own IT departments ... 3
64%
Realistic Ceph Performance Tuning Measures
02.06.2026
Home »  Archive  »  2026  »  Issue 93 Disast...  » 
Photo by Brenton Pearce on Unsplash
, you will want to configure the drive that way. By the way, you can run ceph daemon osd. perf dump to show the performance values currently measured by the OSD for each daemon (Figure 3
64%
Clustering with OpenAIS and Corosync
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
brunoilfo, 123RF.com
ID. Version 3.0 of the cluster suite (in RHEL 6 and Fedora 10 or later), replaces OpenAIS with Corosync [3]. Viewed superficially, not too many changes are seen between the two cluster managers ... 3
63%
Monitoring for small and medium-sized companies compared
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
, POP3, or DNS. Thanks to its integrated SNMP trap and Syslog receiver, OpenNMS is capable of implementing centralized logging. Performance data can be collected via SNMP, WMI, HTTP, JMX, JDBC

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