The segment advisor is based on the level of space fragmentation within an object, and as result, gives advice on whether an object is a good candidate for the new online shrink operation.

segment advisor根据对象内的空间拆分程度给出是否可以对一个对象执行新的在线压缩操作的建议。

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As I create new segments, my "sda_freespace1" segment will shrink; if I create partitions out of all of the free space on my disk, the sda_freespace1 segment will completely disappear.

当我创建新段时，“sda_freespace1”段的大小将减少；如果我将磁盘上所有可用空间都用于创建分区，则sda_freespace1段将完全消失。

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"RIM is under a significant threat, and we now expect the contribution to earnings of the corporate segment to shrink going foward, " wrote Sanford Bernstein analyst Pierre Ferragu, which surveyed companies and found nearly three-quarters are preparing to support non-BlackBerry devices.

WSJ: BlackBerry Gets Squeezed by Rivals

That segment, which includes shrink bags, laminated films and absorbent pads, now accounts for 62% of sales.

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