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  • [x] Creation time: Last year
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  • Article (Print) (54)
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93%
Checking password complexity with John the Ripper
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
from compromised systems is John the Ripper (John). John is a free tool from Openwall [1]. System administrators should use John to perform internal password audits. It's a small (<1MB) and simple
93%
Server virtualization with Citrix XenServer
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Goss Vitalij, Fotolia
about the I/O performance on the guest systems, I was able to measure these speed hits on the HP system compared with the bare metal system. Installing a battery-buffered, 512MB write cache module vastly
93%
Maatkit tools for database administrators
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
tiero, 123RF
of the stress test shown in Figure 2, shows that some 19,200 queries composed of 55 different commands were issued. The system, a server with 768MB of RAM and a Pentium 3 CPU, took a total of 22 seconds to answer
93%
Adapting VMware vSphere for state-of-the-art hardware
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© victoroancea, 123RF.com
filesystem after installing; otherwise, ESXi will grab 512MB of RAM for the scratch partition, and, of course, its content is lost when you reboot [1]. Image Builder is a component of VMware vSphere Power
93%
Create flexible backups with Kopia
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Photo by Marcus Woodbridge on Unsplash
is primarily optimized for managing blocks of around 20MB, another level, known as content-addressable object storage, in combination with metadata management, lets you store more or less arbitrary objects
93%
Expand your sphere with a piece of Google
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© artida, 123RF.com
SQL. You can just upload your web application and enjoy the ride. Keep in mind that Google imposes limits to this freefest. Their hospitality is limited to 500MB of disk space and traffic volume of 1GB per
93%
Create your own turnkey solutions
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fandorina Liza, 123RF.com
-based, but you can also find an OpenSolaris JeOS image. One of the first JeOS offerings came from Ubuntu, based on the Ubuntu Server Edition [7]. It's now included with the server ISO and requires only 380MB
92%
Dynamic routing in Linux with Quagga
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© petrol, 123RF.com
to a 100Mb network, the path through the faster router wins. Where the paths are equivalent, the administrator can manually add a weighting value to the configuration, which is then reflected in the LSA
92%
Managing virtual infrastructures with oVirt 3.1
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Kheng Ho Toh, 123RF.com
be downloaded as a 172MB evaluation version from Red Hat, but it can also be, says Red Hat, RHEL 6 (and thus also CentOS 6) or Fedora 17. The hardware recommended by Red Hat is a dual-core server with 16GB of RAM
92%
Creating RAID systems with Raider
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
©Slawomir Kruz, 123RF.com
. Because the Linux bootloader can usually boot only from RAID 1 – at least while the RAID is degraded – Raider then creates a boot partition of 500MB on each of the new hard drives, which it later combines

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