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Memory Profiling Checkpoint

机译:内存分析检查点

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Determining the checkpoint frequency and interval to minimize the checkpoint overhead is main objectives in many research related to checkpoint algorithm in fault tolerant systems. Taking a checkpoint too infrequently may spend too much time to reprocess its execution after failures. On the other hand, taking checkpoint too frequently will increase the checkpoint overhead and will affect the total execution time of a process. In this paper, we propose memory profiling checkpoint interval algorithm which uses an adaptive time series analysis to adjust checkpoint interval dynamically. Experimental results from trace-driven simulation show that the total checkpoint overhead of the proposed algorithm is smaller than that of the static checkpoint interval algorithm and it is much closer to that of the optimal checkpoint interval.
机译:在容错系统中,与检查点算法相关的许多研究中,确定检查点频率和间隔以最大程度地减少检查点开销是主要目标。不太频繁地使用检查点可能会花费太多时间来在失败后重新处理其执行。另一方面,过于频繁地使用检查点会增加检查点的开销,并会影响进程的总执行时间。在本文中,我们提出了一种内存分析检查点间隔算法,该算法使用自适应时间序列分析来动态调整检查点间隔。跟踪驱动仿真的实验结果表明,该算法的总检查点开销小于静态检查点间隔算法的开销,并且更接近于最佳检查点间隔的开销。

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