Download Advancements in distributed computing and Internet by Al-Sakib Khan Pathan, Mukaddim Pathan, Hae Young Lee PDF

By Al-Sakib Khan Pathan, Mukaddim Pathan, Hae Young Lee

The advantages of dispensed computing are evidenced by way of the elevated performance, retrieval strength, and reliability it offers for a few networked functions. the expansion of the net right into a serious a part of lifestyle has inspired additional examine on how facts can higher be transferred, controlled, and evaluated in an ever-changing on-line environment.

Advancements in allotted Computing and web applied sciences: tendencies and Issues compiles contemporary learn developments and sensible matters within the fields of allotted computing and net applied sciences. The booklet presents developments on rising applied sciences that objective to help the powerful layout and implementation of service-oriented networks, destiny web environments, and construction administration frameworks. learn on Internet-based structures layout, instant sensor networks and their software, and subsequent new release allotted platforms will tell graduate scholars, researchers, lecturers, and practitioners of latest tendencies and very important examine during this evolving discipline.

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Cohen, R. (2002). A dynamic approach for effcient TCP buffer allocation. IEEE Transactions on Computers, 51(3), 303–312. , & Touch, J. (2000). Effects of ensemble TCP. ACM Computer Communication Review, 30(1), 15–29. 505691 Floyd, S. (2003). RFC3649: Highspeed TCP for large congestion windows. , & Thakur, R. (1999). Using MPI-2: Advanced features of the message-passing interface. Cambridge, MA: The MIT Press. Hacker, T. , Noble, B. , & Atley, B. D. (2002). The end-to-end performance effects of parallel TCP sockets on a lossy wide area network.

CPU, NIC) may not keep up to it. In this case the possible causes of bottleneck could be listed as disk speed, CPU speed, protocol settings and NICs nodes. In the literature there are only a handful examples that use CPU and Disk parallelism to eliminate the end-system bottleneck and there is no study that gives the optimal level of parallelism. However there are other methods that improve disk and CPU speed. Some of the optimizations to overcome the disk bottleneck are tuning I/O block size, tuning I/O scheduler and prefetching (Thomas, 2008).

Further increase in the parallelism level could increase this value more. To define generic characteristics for the parallel access disk throughput we conducted the same experiments on a different cluster in LONI network. Figure 9 represents the MPI-IO results for Oliver cluster. Similar trends could be seen in the throughput curves except for the parallel read End-to-End Dataflow Parallelism for Transfer Throughput Optimization Figure 6. Effect of parallel streams on CPU Utilization on inter-node gridFTP Throughput 31 End-to-End Dataflow Parallelism for Transfer Throughput Optimization Table 1.

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