Abstract:A storage device that is used mainly in the Hadoop system, HDD, has the slow transfer speed and long latency because of its physical limit. In addition, even though the SSD is the only alternative to traditional HDD, the price of it is too expensive. In order to improve this problem, some distributed file systems use SDD as a cache of HDD. In this paper, in the distributed file system that uses SSD as cache, we propose a mechanism that acquires a block ID that is scheduled to be used or already in use and load… Show more
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.