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33%
News for Admins
05.02.2023
Home »  Archive  »  2023  »  Issue 73: Datab...  » 
 
of its useful life," and NIST recommends that IT professionals replace it with newer, more secure options. "We recommend that anyone relying on SHA-1 for security migrate to SHA-2 or SHA-3 as soon
33%
Review: Accelerator card by OCZ for ESX server
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© gortan123, 123RF.com
on the iSCSI network, reaching a total of 500MBps. At 500MBps, the going would start to get tough, even for SATA 3.0 (and even older versions running at 150 and 300MBps would have long since given up
33%
Whitepaper: AMD “Bulldozer” Architecture
10.11.2011
Home »  HPC  »  Vendors  »  AMD  » 
 
. • 6 and 8 cores available • 1/2 socket; 2 memory channels • Less than 5 watts per core3 • Easily integrated into existing AMD Opteron 4000 Series platforms
33%
AlmaLinux and HPC
31.01.2024
Home »  HPC  »  Articles  » 
Information Process Standard (FIPS) 140-3 validation, which means AlmaLinux 9 is using approved algorithms for encryption, hashing, assigning, and so on. AlmaLinux’s move to ABI compatibility has freed it from
33%
The weak spot of SBCs
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Lead Image © Lucy Baldwin, 123RF.com
at the command line if using some care. Figure 3: The gnome-disks read benchmark on a SanDisk A1 U1 card. Entering dd [6] to a valid path on the filesystem
33%
Writing SELinux modules
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © Amy Walters, 123RF.com
policy modules that are available and active on the system. The file is stored below /etc/selinux: # ls -lh /etc/selinux/targeted/policy/total 3.6M -rw-r--r--. 1 root root 3.6M Mar 3 13:28 policy.29
33%
Denial of service defense
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Lead Image © Russell Shively, 123RF.com
a full HTTP request directly to the server, Slowloris begins a request and then continuously, but very slowly, adds headers without ever completing the request; (3) the server fields all of the header data
33%
Tuning I/O Patterns in Python
18.12.2013
Home »  HPC  »  Articles  » 
(One-by-One) 1 #include 2 3 /* Our structure */ 4 struct rec 5 { 6 int x,y,z; 7 float value; 8 }; 9 10 int main() 11 { 12 int counter; 13 struct rec my_record; 14 int counter_limit; 15
33%
pyamgx – Accelerated Python Library
16.05.2018
Home »  HPC  »  Articles  » 
of the problem size dimension (it was a square grid). Figure 1: Diffusion equation speedup using AmgX. When the problem dimension reaches 500 (i.e., 500x500
32%
Welcome
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
lucadp 123rf
Twitter to yourself 10 years in the past. Try imagining the amount of data Twitter generates, which some estimates suggest is greater than 100TB of data per day, using 200 bytes per tweet and 500 million

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