| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent degradation in the performance of a storage system.SOLUTION: A storage system of the present invention searches index data corresponding to another storage means on the basis of summary data corresponding to search request data, identifies part of fragment data constituting search target data and information on a write situation of the fragment data, searches index data corresponding to specific storage means on the basis of the identified write situation information and the summary data on the search target data, and identifies other fragment data constituting the search target data.</p> |
