【摘要】 地震勘探是高性能计算最重要的应用领域之一。本文通过跟踪国内外高性能计算机的发展动态,分析地球物理勘探领域对高性能计算的需求和应用现状,展望高性能计算的发展趋势,得出了以下结论和认识:高性能计算机今后发展趋势是向多核方向发展;②目前地震勘探对高性能计算的直接需求是叠前深度偏移、叠前反演和全波形反演,以及单点高密度勘探技术;③GPU技术具有广阔的应用前景,尤其是新建的CUDA架构完善了软件开发环境;④基于FPGAs(Field Programmable Gate Arrays,现场可编程门阵列)的可重构技术,既有硬件的计算性能,又有软件的灵活性,采用此项技术可以大大提高计算速度;⑤受功耗、传统集成电路技术等制约,单CPU性能提高有很大的局限性,开发新材料、完善计算机封装结构成为提高计算性能的新途径,光电二极管(APD)硅光子器件、内存+CPU的MCP封装结构,发展前景看好;⑥云计算(Cloud Computing)是在分布计算、并行计算、网格计算等基础上发展起来的一种全新的数据密集型超级计算模式,该技术将在海量数据的高性能计算方面有很好的应用前景;⑦计算性能的提高依赖于软硬件一体化整体发展,目前硬件技术发展日新月异,但软件开发及应用相对滞后,大力发展软件产业是解决以上问题的必由之路。更多还原

【Abstract】 Seismic exploration is one of the most important application areas for high performance computing.By tracking the development trends of high performance computers at home and aboard,analyzing the requirements and application status of geophysical exploration to high performance computing,and forecasting the development trends of the high performance computing,the following conclusions and understandings were obtained in this paper:(1):Multi-cores will be the future development trends for high performance computing,(2):High performance computing is needed in pre-stack depth migration,pre-stack inversion and full waveform inversion,and single point high density exploration in seismic exploration,(3):GPU technology has wide application prospects,especially the newly built CUDA framework which improves the software development environment,(4):The Reconfigurable Technology which is based on FPGAs(Field Programmable Gate Arrays)not only has hardware’s calculation performance,but also has software flexibility,application of this technology could greatly raise the computing speed,(5):Constrained by power consumption and traditional Integrated Circuit Technology,there is significant limitation for single CPU performance improvements,developing new materials and improving computer’s package structure become the new ways for raising computer’s performance,there should be good future for some developments,such as Avalanche Photoelectric Diode(APD)Silicon photonic devices,memory+CPU MCP package structure,(6):Cloud Computing is a totally new mode of data-intensive supercomputing mode which is based on distribution computing,parallel computing and grid computing,the technology will have a good application prospect in high performance computing for vast amount of data.(7):The raising of the computing performance depends on integrated development of hardware and software,compared with fast development in hardware,the development and application of software were left behind,as a result greatly developing the software industry is the only way to solve the above problems.更多还原