| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method and system for management of availability and reliability of flash memory media. <P>SOLUTION: A method of evaluating the reliability of the flash memory media includes the steps of: measuring a flash memory remaining life for each disk of a plurality of flash memory media disks provided in one or more flash memory media groups each of which has a configuration, wherein each flash memory media group is one of a RAID group or a thin provisioning pool; obtaining a ratio of sequential to random write I/O types for each flash memory media group; and calculating a remaining life of each flash memory media group based on the measured flash memory remaining life for each disk in each flash memory media group, the configuration of each flash memory media group, and the ratio of sequential to random write I/O types for each flash memory media group. <P>COPYRIGHT: (C)2011,JPO&INPIT |
