scholarly journals Design techniques to improve the resilience of computing systems: software layer

2021 ◽  
Vol 27 (12) ◽  
pp. 625-633
Author(s):  
N. N. Levchenko ◽  
◽  
D. N. Zmejev ◽  

When developing high-performance multiprocessor computing systems, much attention is paid to ensuring uninterrupted operation, both in terms of hardware and software. In traditional computing systems, software is the main focus in address­ing these issues. The article discusses the solution to the issue of ensuring uninterrupted operation for the parallel dataflow computing system (PDCS), which implements the dataflow computational model with a dynamically formed context. Due to the features of the PDCS, it is proposed to implement this type of control in hardware, which will increase its efficiency, since the computational process will be controlled in dynamics, and not only in statics.


1998 ◽  
Vol 1 (1) ◽  
Author(s):  
Angela Di Serio

One of the current research areas in the field of computer science is distributed computing systems. In distributed systems, software is partitioned into modules and executed using a number of processors concurrently. A major difficulty in using distributed and paralleling computing systems has been ease of use. There is not a clear methodology for programmers for using these systems effectively. This work seeks to assess the viability of using analytic performance analysis to assist in the evaluation of candidate algorithms through its application to a case study. This will help us to estimate the total execution time and the optimal number of processors.


2020 ◽  
Vol 245 ◽  
pp. 11007
Author(s):  
David Dossett

In 2019 the Belle II detector began collecting data from e+e− collisions at the SuperKEKB electron-positron collider. Belle II aims to collect a data sample of 50 ab−1, 50 times larger than the previous generation of B-Factories. In order to process this data and release it to physics analysts there are many interconnected pieces of software and computing resources that must be utilised effectively. In this paper, the current Belle II computing systems, software, and data production activities are summarised.


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