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33%
Tuning I/O Patterns in C
31.07.2013
Home »  HPC  »  Articles  » 
still only uses a single write() function. Next, I’ll try 500 iterations (Figure 3C). Figure 3C: Strace excerpt with C one-by-one code; 500 iterations
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  » 
 
, 32GB (8 x 4GB DDR3-1333) memory, 500GB SATA disk drive, Microsoft® Windows Server® 2008 x64 Enterprise Edition R2. SVR-60    3As of November 14, 2011, AMD Opteron™ processor Models 4200 EE have
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%
Assess USB performance while exploring storage caching
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Lucy Baldwin, 123RF.com
(USB 2), and a Samsung Fit Plus 32 (USB 3). Disk Caches The OS is not the only player in the caching business. Examining a Samsung 750 SATA SSD drive, you cannot but notice a 256MB RAM buffer [8
33%
Baselines are more important than  the  benchmark
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Lead Image © Lucy Baldwin, 123RF.com
the application has already shown undesirable behavior anyway. The iperf3 tool [3] is your go-to utility to test a network path's baseline, end to end. Found in the Ubuntu Universe repository (install with apt
33%
Managing Storage with LVM
07.11.2023
Home »  HPC  »  Articles  » 
 the last command as an example, an option to specify the extent size would be: # vgcreate -s 8M vg0 /dev/sdb1 /dev/sdd The -s 8M  option specifies a PE size of 8MB when the VG is created. You can change
33%
The weak spot of SBCs
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Lead Image © Lucy Baldwin, 123RF.com
on the in-keyboard computer: the Raspberry Pi 400. Definitions and Standards The inscriptions on SD cards include details on storage capacity, format, bus interface, and more [3]. For our purpose here
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

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