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9%
Dispatches from the world of IT
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
 
@antiphishing.org . You can download and read the complete report at: http://www.apwg.org/index.html. Dell to Deliver Ubuntu Laptop Dell has announced
9%
Goodbye virtual machines, hello microVMs
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Photo by Eric Froehling on Unsplash
In two previous articles [1][2], I introduced how to bring up lightweight container machines with Footloose and cloud virtual machine stacks on a laptop with Multipass. The Footloose approach didn
9%
Identify troublesome energy consumers with PowerTOP
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Elena Elisseeva, 123RF.com
, and then shows you which ones are likely the biggest power wasters. Additionally, the internal database provides power-saving tips that PowerTOP will apply at the press of a button. This feature gives laptop
9%
Processor and Memory Affinity Tools
14.09.2021
Home »  HPC  »  Articles  » 
ACC, and MPI code. I carefully watch the load on each core with GKrellM,and I can see the scheduler move processes from one core to another. Even when I leave one or two cores free for system processes
9%
A ptrace-based tracing mechanism for syscalls
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Photo by Nadjib BR on Unsplash
this problem. File I/O can therefore be a highly relevant factor for program optimization. The libiotrace [4] library uses LD_PRELOAD to gather data about POSIX [5] and MPI [6] file I/O functions. Although other
9%
Multiprocessing in Python with Fortran and OpenMP
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image Photo by Zachary Young on Unsplash
in the standard library, Parallel Python [3], variations on queuing systems such as 0MQ [4] (zeromq ), and the mpi4py [5] bindings of the Message Passing Interface (MPI) standard for writing MPI code in Python
9%
Monitor your nodes with collectl
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© nobeastsofierce, 123RF.com
. If the cluster is running MPI codes, then perhaps measuring the interconnect (x in brief mode and X in detailed mode) is important. This could also include Lustre [7] if you are using it in your cluster, as well
9%
Multicore Processing in Python
22.08.2017
Home »  HPC  »  Articles  » 
library, Parallel Python, variations on queuing systems such as 0MQ (zeromq ), and the mpi4py bindings of the Message Passing Interface (MPI) standard for writing MPI code in Python. Another cool aspect
9%
(Re)Installing Python
17.07.2023
Home »  HPC  »  Articles  » 
environment. Table 1: Packages to Install     scipy tabulate blas pyfiglet matplotlib termcolor pymp mpi4py cudatoolkit  (for
9%
Where does job output go?
28.11.2023
Home »  Archive  »  2023  »  Issue 78: Domai...  » 
Photo by Charles Forerunner on Unsplash
to, perhaps, access better performing storage to improve performance. Quite a few distributed applications, primarily the message passing interface (MPI) [4], only had one process – the rank 0 process

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