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    • 4. 发明申请
    • APPARATUS AND METHOD FOR MANAGING A FILE IN A DISTRIBUTED STORAGE SYSTEM
    • 用于管理分布式存储系统中的文件的装置和方法
    • WO2011056002A3
    • 2011-11-10
    • PCT/KR2010007766
    • 2010-11-04
    • PSPACE INCKIM KYUNG-SOOCHEON JAE-BEOMKIM JOO-HYUNSIHN BONG-SIKJIN BONG-JOOKIM HYOUNG-CHOULKIM YOUNG-GYUCHOI SUNLEE GU-YONG
    • KIM KYUNG-SOOCHEON JAE-BEOMKIM JOO-HYUNSIHN BONG-SIKJIN BONG-JOOKIM HYOUNG-CHOULKIM YOUNG-GYUCHOI SUNLEE GU-YONG
    • G06F15/16G06F3/06G06F9/06G06F12/16
    • G06F17/30221G06F11/1456
    • The present invention relates to an apparatus and method for managing a file in a distributed storage system. The apparatus and method for managing a file in a distributed storage system according to the present invention involve: calculating a file retention time on the basis of the current time, file creation time, file modified time, and/or the most recent inquiry time; selecting the relevant file as an archived file if the file retention time is larger than a preset reference time; and relocating, from an active server to an archive server or from an active disk to an archive disk, a portion or the entirety of the original file and a copy of the file selected as an archived file. In addition, a portion or the entirety of the original file and a copy of the relevant file is restored from the archive server to the active server or from the archive disk to the active disk, if the total number of inquires on the file selected as an archive file calculated for a predetermined period is larger than a predetermined threshold value, or if the file is modified/updated.
    • 本发明涉及一种用于在分布式存储系统中管理文件的装置和方法。 根据本发明的用于管理分布式存储系统中的文件的装置和方法包括:基于当前时间,文件创建时间,文件修改时间和/或最近的查询时间来计算文件保留时间; 如果文件保留时间大于预设的参考时间,则将相关文件选择为归档文件; 以及从活动服务器到存档服务器或从活动磁盘重新定位到存档磁盘,原始文件的一部分或全部以及被选择为归档文件的文件的副本。 另外,原始文件的一部分或全部以及相关文件的副本从归档服务器还原到活动服务器,还是从归档磁盘还原到活动磁盘,如果文件中查询的总数选择为 在预定时间段内计算的存档文件大于预定阈值,或者如果文件被修改/更新。