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The United Institute of Informatics Problems of the National Academy of Sciences of Belarus (UIIP NASB) is the leading Belarusian institution for carrying out fundamental and applied research in the fields of information technology, computer science, applied mathematics, computer aided design and some other attached fields in Belarus. The UIIP NASB staff (on 01.05.2007) comprise about 400 persons including 264 research workers: 2 Corresponding member of Belarusian Academy of Sciences, 17 scientists with DSc degree and 69 - with PhD degree. The UIIP NASB priority research directions are the next: Computer aided design (CAD/CAM/CAE); Processing and recognition of signals, images and speech; Operation research and discrete optimization; Decision making in extreme situation; Bio and medical informatics, ergonomics; The UIIP NASB is a Belarusian coordinator and principal executor of three Russian-Belarusian joint supercomputer programs: SKIF (Development and creation of supercomputer family SKIF, 2000-2004); TRIADA (Development of applications based on SKIF supercomputers, 2005-2008) and SKIF-Grid (Development of Grid technologies and new generation SKIF supercomputers, 2007-2010). The program SKIF result is clusters with performance from hundred GFlops till several Tflops. The clusters were used both for software debugging and for the computations in the projects for Russian and Belarusian scientific centres and enterprises. In the process of program SKIF realization the system software and language tools were developed, personnel training and retraining was organized, several pilot complexes of applied software were designed (numerical modelling the processes in radiation gas dynamics; radar signals processing, objects recognition and modelling wideband radar signals; on-line forecast of pollution transfer in extreme situations; on-line person identification system by acoustic-phonetic speech indications in verification utterance; finite elements modelling of gas-dynamic processes in turbo-compressors, etc.). In the frame of SKIF program the high speed access to the resources connected to telecommunication network of the National Academy of Sciences of Belarus BASNET from scientific networks of Russia is organized through pan-European scientific network GEANT. The connection to GEANT is on the base of fiber-optic link with 155 Mb/sec from the last year (2006) September. One of the most important results of the SKIF program is the State Supercomputer Multi-Access Center with remote access to computing resources that was organized in the UIIP NASB. It includes the cluster supercomputers SKIF K-500 (128 Intel Xeon - 2,8 GHz, linpack performance – 0,475 TFlps, storage – 0,8TB) and SKIF K-1000 (576 AMD Opteron 248 - 2,2 GHz, linpack performance – 2,032 TFlps, storage – 2,5TB). LCG-site based on cluster SKIF K-500 was created and tested for the RGStest in 2005. LCG Certificate for SKIF K-500 was received at the regional certification center in Nuclear Physics Institute of the Moscow State University. The components of SKIF K-1000 support the parallel software development and task running in distributed architecture. The basic operating system for control computer and computing nodes is Linux. The main operating environment for parallel programming is MPI standard using Infiniband interconnect. The software tools for system and applied software development include compilers C, C++, Fortran. In the frame of the program SKIF the T-system for automatic dynamic paralleling was developed. The using of T-system allows reducing the time of transferring the sequential programming into parallel computing environment. The next licensed applied software is available: commercial version of LS-DYNA and ANSYS for high speed nonlinear dynamic processes modelling; commercial version of STAR-CD for hydro and gas-dynamic processes modelling. |