发明名称 ALLOCATE-ON-WRITE SNAPSHOT MECHANISM TO PROVIDE DYNAMIC STORAGE TIERING ON-LINE DATA PLACEMENT FOR VOLUMES
摘要 <p>System and method for dynamic storage tiering are disclosed. A storage hot-spot in a first storage pool is detected. A first point-in-time copy of a virtual volume including the storage hot-spot is created in a second storage pool according to the detecting. Write requests directed to the virtual volume are redirected to the second storage pool. When decreased I/O activity directed to the storage hot-spot in the second storage pool is detected, the point-in-time copy in the second storage pool is reintegrated into at least one of a second point-in-time copy or the virtual volume.</p>
申请公布号 EP2382549(A1) 申请公布日期 2011.11.02
申请号 EP20090839380 申请日期 2009.03.31
申请人 LSI CORPORATION 发明人 JESS, MARTIN;DEKONING, RODNEY, A.;MCKEAN, BRIAN
分类号 G06F13/00;G06F3/06 主分类号 G06F13/00
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