By Arndt Bode (auth.), Ming Xu, Yinwei Zhan, Jiannong Cao, Yijun Liu (eds.)
We are at present witnessing a proliferation in parallel and disbursed processing applied sciences and functions. besides the fact that, extra new applied sciences have ushered in unprecented demanding situations to the study neighborhood around the diversity of high-performance computing, multi-core microprocessor structure, networks and pervasive computing, in addition to new paradigm computing concerns. APPT 2007 was once backed by way of the China machine Federation, in cooperation with TCPP of the Institute for electric and Electronics Engineers (IEEE). The hugely confident responses to the former APPT workshops inspired us to proceed this overseas occasion. This yr, APPT was once upgraded to the foreign Symposium on complex Parallel Processing applied sciences. despite the fact that, it stored its conventional style through sharing of the underlying theories and functions, and the institution of latest and long term collaborative channels. and it'll proceed to supply a discussion board for researchers, execs, and commercial practitioners from world wide to file on new advances in high-performance structure and software program, in addition to to spot matters and instructions for learn and improvement within the new period of evolving applied sciences. The luck of APPT 2007 used to be due to the the labor and making plans of a giant crew of well known researchers from worldwide, who served at the Technical application Committee and the Organizing Committee. Their helpful efforts in constructing this technical application are so much gratefully said. particularly, we want to thank this system Co-chairs, Xin Chen, Xuejun Yang, and Albert Y. Zomaya.
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Extra resources for Advanced Parallel Processing Technologies: 7th International Symposium, APPT 2007 Guangzhou, China, November 22-23, 2007 Proceedings
A new iteration will be loaded and executed after a processor committed its result into memory. When a processor found that the exit condition of the loop becomes true, a “Loop_End” signal would be send to all the other processors to finish the speculative execution of the specific loop structure, and only the main processor continue running the code followed the loop. Fig. 1. 2, when a speculative subroutine call takes place, a new processor will be selected to run the code followed the call speculatively with the predicted return value and the old processor concurrently run the subroutine.
In: FTCS 1996. Proceedings of the The Twenty-Sixth Annual International Symposium on Fault-Tolerant Computing, Washington, DC, USA, p. 370. IEEE Computer Society Press, Los Alamitos (1996) 4. : A survey of rollback-recovery protocols in message-passing systems. ACM Comput. Surv. 34(3), 375–408 (2002) 5. : Super-scalable algorithms for computing on 100,000 processors. pp. 313–321 (2005) 6. : Ft-mpi: Fault tolerant mpi, supporting dynamic applications in a dynamic world. In: PVM/MPI, pp. 346–353 (2000) 7.
18–29, 2007. c Springer-Verlag Berlin Heidelberg 2007 A Novel Fault-Tolerant Parallel Algorithm 19 Today, applications typically deal with process failures by writing out checkpoints periodically[7,3]. All processors save their computation state to a storage server periodically during the execution. Even if there is no failure, the overhead is inevitable. If a fault occurs, then all processes are forced to stop and the job is reloaded from the last checkpoint. For a large-scale system, checkpoint/restart may not obtain an eﬀective utilization of the resources.