Programming models and system software for future high-end computing systems: work-in-progress

Author(s):  
G.R. Gao ◽  
K.B. Theobald ◽  
R. Govindarajan ◽  
C. Leung ◽  
Ziang Hu ◽  
...  
Author(s):  
Uraz Odyurt ◽  
Hugo Meyer ◽  
Simon Polstra ◽  
Evangelos Paradas ◽  
Ignacio Gonzalez Alonso ◽  
...  

Author(s):  
Ana Lucia Varbanescu ◽  
Rob V. van Nieuwpoort ◽  
Pieter Hijma ◽  
Henri E. Bal ◽  
Rosa M. Badia ◽  
...  

Author(s):  
Edgar Gabriel

This chapter discusses runtime adaption techniques targeting high-performance computing applications. In order to exploit the capabilities of modern high-end computing systems, applications and system software have to be able to adapt their behavior to hardware and application characteristics. Using the Abstract Data and Communication Library (ADCL) as the driving example, the chapter shows the advantage of using adaptive techniques to exploit characteristics of the network and of the application. This allows to reduce the execution time of applications significantly and to avoid having to maintain different architecture dependent versions of the source code.


Author(s):  
Boris Moroz ◽  
Eugene Fedorov ◽  
Ivan Pobochii ◽  
Dmytro Kozenkov ◽  
Larisa Sushko

The chapter is aimed at the problem of use and adjustment of system software of multiprocessor computing systems. The main principles of the Linux operating system were considered, which were necessary when constructing a multiprocessor computing system. These studies also cover new ways to remotely access the memory of processor systems through the use of RDMA technology for InfiniBand technology. Thus, it has been shown that the RDMA principle, together with the formation of a separate computing network in the data interchange environment, and the implementation of VLAN mechanisms, allowed the data transmission among nodes memory of the multiprocessor computing system without additional buffering. This approach does not require the active OS operation, libraries, or applications on those nodes of the system which memory is requested.


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