Memory compaction [LWN.net]

Memory compaction [LWN.net]

The longstanding memory fragmentation problem has been covered many times in these pages. In shor...概要を表示 The longstanding memory fragmentation problem has been covered many times in these pages. In short: as the system runs, pages tend to be scattered between users, making it hard to find groups of physically-contiguous pages when they are needed. Much work has gone into avoiding the need for higher-order (multi-page) memory allocations whenever possible, with the result that most kernel functionalit

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