公开(公告)号：US20180046381A1

公开(公告)日：2018-02-15

申请号：US15232047

申请日：2016-08-09

Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION

Inventor： Christophe FAGIANO ,  Itzhack GOLDBERG ,  Sandor LENGYEL ,  Neil SONDHI ,  Daniel J. WINARSKI

IPC: G06F3/06 ,  G06F12/0871

CPC classification number: G06F3/0608 ,  G06F3/0611 ,  G06F3/0644 ,  G06F3/067 ,  G06F3/0685 ,  G06F12/0871 ,  G06F2212/1024 ,  G06F2212/1044 ,  G06F2212/154 ,  G06F2212/263 ,  G06F2212/401

Abstract: A hybrid compressed media is maintained by detecting hot data within a logical unit name (LUN), and compressing a remaining cold data within the LUN while keeping the hot data uncompressed. The uncompressed hot data and the compressed cold data are both stored within the LUN.