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70%
Live migration of virtual machines on Hyper-V
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Anna Omelchenko, 123RF.com
on Linux servers. Windows 8 and Windows Server 2012 introduce the new SMB protocol 2.2. It accelerates access to data on the network that has normally been stored locally, such as SQL Server databases ... 12
70%
Advanced security in Windows Firewall
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Andrius Repsys, 123RF.com
will be relevant. In the input field, you can enter both IPv4 and IPv6 addresses. They can be host or network addresses. Address ranges are also possible. Examples are shown below the entry field. Finally, you need ... 12
70%
Introduction to OpenMP programming
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Frank Rohde, 123RF.com
(MOD(iter,10)==0) WRITE(*,"('iter,diff:',i6,e12.4)") iter,diff 145 146 ! Update solution 147 DO j=2,m-1 148 DO i=2,m-1 149 u(i,j) = unew(i,j) 150 ENDDO 151 ENDDO 152 ENDDO 153 154 CALL ... 12
70%
Time flies, but it can still be measured
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
4 block output operations 0 messages sent 0 messages received 0 signals received 4 voluntary context switches 6 involuntary context switches ... 12
70%
Security without firewalls
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© rukanoga, 123RF.com
's usually TCP port 22) to port 2222, for example, to keep port scans from filling up your logs. Without TCP Wrappers enabled, scans might run dictionary attacks on your server where password combinations ... 12
70%
New Products
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
 
-port, hot-swappable 6Gbps SAS disk drives, dual controllers with up to 180TB of capacity, and 8GB of cache in a 2U 19-inch rackmount enclosure. Additionally, Storwize V3700 features a new FlashCopy function ... 12
70%
Dispatches from the world of IT
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
 
. The TOP500 list also provides insight into which technologies are leading the way in the world of supercomputing. According to the website, systems with multicore processors dominate the list, with 84.6 ... 12
20%
Give your servers the once over with Nmap
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© ragsac, 123RF.com
.nmap.org (64.13.134.52): Not shown: 994 filtered ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 4.3 (protocol 2.0) 25/tcp closed smtp
19%
A Btrfs field test and workshop
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Adrian Hillman, 123RF.com
, followed by an installation guide using a virtual instance of Ubuntu 12.04 as an example. Then, I'll demonstrate the main administration tool. Following this, the root filesystem on a test system
19%
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

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