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17%
Secure Your KVM Virtual Machines
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © George Tsartsianidis, 123RF.com
on the administrator's desktop (Figure 6): vncviewer 192.168.100.21:5901 Figure 6: VNC lets you control a virtual machine from a remote host; any VNC client will do
17%
Serverless computing with AWS Lambda
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © joingate, 123RF.com
Id: 4e90b424-95d9-4453-a2f4-8f5259f5f263 Duration: 70.72 ms Billed Duration: 100 ms Memory Size: 128 MB Max Memory Used: 55 MB Init Duration: 129.20 ms More or Less
17%
Tuning SSD RAID for optimal performance
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © ELEN, Fotolia.com
to form a page (e.g., 8KB). Several pages then form a block (~2MB). At this level, the first peculiarity of flash memory already comes to light: Whereas new data can be written to unused pages, subsequent
17%
Thrashing the data cache for fun and profit
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © Lucy Baldwin, 123RF.com
, producing a 16-fold increase in data cache misses, up from 6 million to 100 million events. Note how the row-major approach delivered a near-perfect result, with D1 cache misses coming in under one percent
17%
ClusterHAT
10.07.2017
Home »  HPC  »  Articles  » 
with the original Raspberry Pi Model A, ranging from two to more than 250 nodes. That early 32-bit system had a single core running at 700MHz with 256MB of memory. You can build a cluster of five RPi3 nodes with 20
17%
Security first with the Hiawatha web server
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Tatiana Popov, 123RF.com
't have the proven track record of Apache or even an alternative tool like Nginx. A Virtual Machine with Hiawatha TurnKey Linux [2] is an open source project that provides 100+ free virtual
17%
System logging for data-based answers
18.02.2018
Home »  Archive  »  2018  »  Issue 43: Real...  » 
Lead Image © Gerard Boissinot, Fotolia.com
). If you want or need more granular data than uptime provides for CPU monitoring, I would suggest using mpstat [5], which is part of the sysstat [6] package included in many distributions. The mpstat
17%
News for Admins
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
 
-browserify is installed, it launches its payload and targets Node.JS developers. This package was only about 27MB in size and included one version (1.0.0). Within the package is a postinstall.js file that extracts
17%
Hunt down vulnerabilities with the Metasploit pen-testing tool
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Lead Image © bluebay, 123rf.com
: [*] metasploitable:3306 - Scanned 1 of 1 hosts (100% complete) [*] Auxiliary module execution completed msf6 > use /auxiliary/scanner/mysql/mysql_login [*] Using auxiliary/scanner/mysql/mysql_login msf6 auxiliary
17%
Darshan I/O analysis for Deep Learning frameworks
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
Photo by Michaela Murphy on Unsplash
counter = 1,counter_limit 25 my_record%x = counter 26 my_record%y = counter + 1 27 my_record%z = counter + 2 28 my_record%value = counter * 10.0 29

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