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15%
Comparing 5 to 50TB NAS storage boxes
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Franck Boston, fotolia.com
, geographically remote StorCenter. At least this kind of centralized storage on the web is a useful thing to have for smaller businesses or branch offices, given that it avoids a subscription fee and keeps access
15%
Get the best out of your bandwidth with tc
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Russell Shively, 123RF.com
a remote application that reacts differently to how much bandwidth is available for your Internet connection. Using tc, it is possible to alter your throughput quickly with a (relatively long) single command
15%
Mandatory access control with Tomoyo Linux
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© 3drenderings, 123RF.com
for users because the blocked programs don't return anything. For example, if you blocked logins via the SSH daemon, the user will only see an innocuous Connection closed by remote host message. Elephants
15%
Finding cracks with Nmap, Portbunny, and Nessus
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fotoflash, Fotolia.com
, modify the values to reflect this. Credentials lets you decide whether to test hosts for remote exploits only, or for local vulnerabilities, too. This option requires an SSH daemon on the computer
15%
Reading email in the browser with Horde
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
©Daniel Villeneuve, 123RF.com
. Assuming that the IMAP server resides on the same machine as the webmail installation, email users should now be able to log in. If the IMAP server resides on a remote system, you also need to specify
15%
High availability clustering on a budget with KVM
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Yulia Saponova, 123RF.com
, thus causing damage to the data. To avoid this, fencing methods restart the machine. This process is typically handled using remotely controllable power sockets or integrated management boards
15%
Avoiding common mistakes in high-performance computing
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Maxim Kazmin, 123RF.com
Ethernet (FCoE), Fibre Channel over InfiniBand. (FCoIB), or NFS/RDMA (NFS using Remote Direct Memory Access) might need to be considered as part of a filesystem solution. Evaluating these options should
15%
Galera Cluster for MySQL
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Noel Powell, fotolia.com
can even be spread out over different data centers, although reaction response times will understandably suffer if the servers are located remotely.) To achieve high availability for the whole system
15%
Look for Bottlenecks with Open|SpeedShop
21.12.2011
Home »  HPC  »  Articles  » 
the performance information for smg2000 and the debug symbol table information, including source line number information. That enables the file to be moved to any other platform/laptop that has Open
15%
Warewulf Cluster Manager – Completing the Environment
20.06.2012
Home »  HPC  »  Articles  » 
this, you can simply use the ntpq command along with the lpeers option: [root@test1 ~]# ntpq ntpq> lpeers remote refid st t when poll reach delay offset jitter

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