HDFS中海量小文件合并与预取优化方法的研究 (Research on Optimization Method of Merging and Prefetching for Massive Small Files in HDFS).
Tong ZhengWeibin GuoGuisheng FanPublished in: 计算机科学 (2017)
Keyphrases
- optimization method
- prefetching
- response time
- optimization algorithm
- genetic algorithm
- optimization methods
- optimization process
- web prefetching
- access patterns
- hit rate
- differential evolution
- simulated annealing
- particle swarm
- evolutionary algorithm
- nelder mead simplex
- optimization procedure
- metaheuristic
- web caching
- access latency
- user perceived latency
- web page prediction
- web documents
- databases
- caching scheme
- cache replacement
- web logs
- web objects
- data structure
- probabilistic model
- hit ratio
- prediction accuracy