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17%
SMART storage device monitoring
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © Sk Design, Fotolia.com
never predict more than half of the failed drives." Temperature effects are interesting, in that high temperatures start affecting older drives (3-4 years old or older), but lower temperatures can also
17%
Serverless computing with AWS Lambda
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © joingate, 123RF.com
Management Console [3] Lambda service page with an orange Create function button. Figure 1: The page where you will create a Lambda function. If you
17%
Managing Linux Memory
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © J.R. Bale, 123RF.com
systems, distinguishes between virtual memory, which the operating system and applications see, and physical memory, which is provided by the hardware of the machine, the virtualizer, or both [2] [3]. Both
17%
A smoke-jumping admin's best friend
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © Thomas Detert, Fotolia.com
. Figure 1: Ncurses-based menuconfig (Wikipedia, CC BY-SA 3.0). Another option is Newt [22], a programming library that focuses on color TUIs (Figure 2) and uses a widget approach, making programming
17%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
fsync 21 21 21 21 21 22 26 31 lseekm 3,848 766 2,946 762 739 738 757 3
17%
Live migration of virtual machines on Hyper-V
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Anna Omelchenko, 123RF.com
, such as an external hard drive, or directly across the network. You can also set up a schedule (Figure 3). Figure 3: Scheduling the replication
17%
Mocking and emulating AWS and GCP services
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Lead Image © Juri Samsonov, Fotolia.com
python-pubsub/samples/snippets python3 publisher.py demo create demo python3 subscriber.py demo create demo demo python3 publisher.py demo publish demo python3 subscriber.py demo receive demo 20 echo
17%
Coordinating distributed systems with ZooKeeper
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © smileus, 123RF.com
can run a ZooKeeper server in standalone mode or with replication; you can see a sample configuration in the online manual [2] [3]. The second case seems more favorable for distributed filesystems
17%
IPv6 Tables
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © gepard1979, 123RF.com
, from, or through the system is possible, not even loopback traffic (Figure 3). But, because loopback should always be allowed, you add a loopback rule
17%
Server administration using Cockpit
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Alexandr Marinenko, 123RF.com
the tool licensed under LGPL 2.1 for the similarly named openITCOCKPIT [3]. All Inclusive Red Hat has not even been working on Cockpit for a full two years. The work on it can now be done openly on Git

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