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12%
Quick patches with Ansible
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
Lead Image © David Crockett, Fotolia.com
. In these cases, even the most attractive, fancy software box on the shelf in the admin's office is of no use whatsoever. Do you have highly segmented networks in your back office? Are your LAN sockets protected
12%
HPC Cloud Storage
20.11.2013
Home »  HPC  »  Articles  » 
in the VMs (direct attached) and over the network (typically block devices formatted and exported with NFS). Typically, users configure the VMs with their operating system and applications of choice, possibly
12%
Matlab-Like Tools for HPC
03.01.2013
Home »  HPC  »  Articles  » 
-ons, such as MPI, and rewriting the code. This approach allows you to start multiple instances of the tool on different nodes and have them communicate over a network so that code can be executed in parallel. I won
12%
Monitoring NFS Storage with nfsiostat
12.03.2013
Home »  HPC  »  Articles  » 
GBps over a Fast Ethernet network to a client using NFS. What you are seeing are buffer effects, so performance does not reflect a direct read from the disk and then a send to the NFS client. Rather
12%
Prolog and Epilog Scripts
07.07.2021
Home »  HPC  »  Articles  » 
the next user that re-inits the node. This technique doesn't reboot the node; rather, it runs the command init 3 , which restarts the node in multiuser mode with networking. It’s very fast compared
12%
Parallel I/O Chases Amdahl Away
12.09.2022
Home »  HPC  »  Articles  » 
from any number of issues. For example, network speeds are limited by the speed of light, so data communication between processes always experience some delay and is not affected by the number
12%
Small-board computers
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Author, 123RF.com
could be your best option. Moreover, a large number of inexpensive systems might turn out to be faster than a single more expensive system. An SBC setup starting with one system, a simple network switch
12%
Throw Down the Gauntlet
14.08.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
© bluebay, 123RF.com
might be used for database hacking, penetration testing, open network port probing, or analysis of an SSL/TLS connection configuration. On Gauntlt’s homepage, a brief list of just some of these tools
12%
Security as Code
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Lead Image © bluebay, 123RF.com
-popular Travis CI [3] or GitLab CI [4]), which integrates easily with tools you might normally use manually. These tools might be used for database hacking, penetration testing, open network port probing
12%
Installing and operating the Graylog SIEM solution
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Leo Blanchette, 123RF.com
of the logfiles of all computers in one place. Analysis of logs with support for correlation analysis. Automatic notification for rule violations. Reporting on networks, operating systems, databases

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