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14%
A Brief History of Supercomputers
21.01.2021
Home »  HPC  »  Articles  » 
1992 i486DX2 2:1 clock multiplier, 40/20, 50/25, 66/33 speeds; L2 on MB Mar 1994 i486DX4 3:1 clock multiplier, 75/25, 100/33 speeds; 16KB L1 cache on-die, L2
14%
Server distributions for small businesses tested
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © wabeno, 123RF.com
version, the project offers two extremely lean ISO images. Our test team took a look at version 9.0, which is based on the now obsolete CentOS 6.5. The current version 9.1 is based on CentOS 6.7. Even
14%
Sovereign Cloud Stack – a genuine alternative for Europe
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Lead Image © solerf, 123RF.com
in productivity in software development over the past 20 years. In addition to the right culture, an agile infrastructure is important to leverage the benefits: a platform that empowers development teams (or rather
13%
Vulnerability assessment best practices for enterprises
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Photo by Fancycrave on Unsplash
vulnerability scanners have a predefined default port range set (e.g., from port 0 to 15000). System administrators should be aware of these default settings and ensure all necessary ports are scanned. False
13%
Port Knocking
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © rasslava, 123RF.com
to its GPRS and 3G customers, this approach opened up our servers to many more IP addresses than in our old system, with its 10 or 20 authorized IP addresses at the company offices and at the homes
13%
Software-defined storage with LizardFS
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © larisa13, 123RF.com
.g., serial-attached SCSI hard drives or SSDs) and export a part of their filesystem to the storage pool. In a minimal case, a chunk server runs on a virtual machine and shares a filesystem (e.g., a 20GB ext4
13%
Windows 10 Updates with WSUS
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © sensay, 123RF.com
the reports in WSUS, the Microsoft Report Viewer 2012 Runtime tool [4] must be installed on the server. In addition, the common language run time (CLR0 types for SQL Server 2012 [5] are required on the server
13%
Zuul 3, a modern solution for CI/CD
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © lightwise, 123RF.com
-created 09 - event: comment-added 10 comment: (?i)^(Patch Set [0-9]+:)?( [\w\\+-]*)*(\n\n)?\s*RECHECK 11 success: 12 gerrit: 13 # return to Gerrit Verified+1 14 Verified: 1 15
13%
Discovering indicators of compromise
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Photo by Jakob Owens on Unsplash
system1 (IP address 172.16.190.158, marked with the red circle). Then, you can see how system2 (172.16.190.159) begins the SMB protocol version negotiation and how NT LAN Manager 1.0 and 1.2 are being
13%
DiffServ service classes for network QoS
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Elgris, Fotolia.com
: Data flows can be controlled individually by QoS mechanisms on the network. The DSCPs have values from 0 to 63 that are inserted into the IP header, thus marking the corresponding traffic class

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