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12%
Big data tools for midcaps and others
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © Roman Gorielov, 123RF.com
is not a "clusterized" filesystem but a distributed one: It runs on multiple nodes in a network – but without an expensive SAN solution. HDFS is therefore very cost efficient. The data processing framework talks
12%
What's your status (page)?
28.11.2023
Home »  Archive  »  2023  »  Issue 78: Domai...  » 
Lead Image © Tatiana Venkova, 123RF.com
or failing. To see Monitoror yourself in action, use a terminal command to create a Docker network for test container(s): docker network create statuspage-demo Next, create the monitoror_stack.yml and config
12%
Secure remote access and web applications with two-factor authentication
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© maigi, 123rf.com
of credit card payment transactions – calls for a two-factor authentication solution for network access by administrators, staff, and external third parties [2]. Many two-factor authentication solutions
12%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
systems and performance. With so many options and so many key aspects to HPC storage, a logical question you might ask is: Where should I start? Will a NAS (Network Attached Storage) solution work for my
12%
Unifying events with Splunk
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Sebastian Duda, 123RF.com
also run Splunk as a light-forwarding agent. Windows and *nix hosts can also be monitored with Snare agents. Windows and *nix hosts can be monitored with OSSEC agents. Network devices can send
12%
Troubleshooting SELinux
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Sapsiwai, Fotolia
targeted policy is designed to affect only specific daemons running on the system – typically those operating services that are listening on network sockets and are therefore potential entry points
12%
Parallel Versions of Familiar Serial Tools
28.08.2013
Home »  HPC  »  Articles  » 
performance, and multiple network connections (because of multiple nodes), all of which can greatly improve storage performance. However, if I try to Gzip a file on a node with 64 cores, the process still only
12%
SSH on Windows
17.09.2013
Home »  Articles  » 
the “WinSSH” box). Installing the executable binary needs no explanation; no launcher is needed because Swish simply appears as a new network drive called Swish. When you click, you first see an empty drive
12%
Live Migration
18.02.2014
Home »  Articles  » 
from one host to another during the game, caused a sensation. The effective downtime for the client was a few seconds, which could be mistaken as a hiccup on the network. Admins enjoy live migration
12%
Ceph Maintenance
12.08.2013
Home »  HPC  »  Articles  » 
if something is wrong with the network or power connection in the cluster. Sometimes, several computers fail simultaneously for the same reason; this kind of incident would look very similar in the Ceph status

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