Linux 内存中的页面块和迁移类型是什么？默认定义了多少个可移动/不可移动页面？
对于 2GB 内存，定义了多少可移动和不可移动页面？示例 - cat /proc/pagetypeinfo :- 内核版本 - 4.14 CPU 架构 - ARM 32 位
Page block order: 12
Pages per block: 4096
Free pages count per migrate type at order 0 1 2 3 4 5 6 7 8 9 10 11 12
Node 0, zone DMA, type Unmovable 71 235 137 30 17 7 2 0 0 1 1 0 0
Node 0, zone DMA, type Movable 0 1 1 0 1 0 0 1 0 1 0 3 9
Node 0, zone DMA, type Reclaimable 0 0 1 2 0 0 0 0 1 1 1 1 0
Node 0, zone DMA, type HighAtomic 0 0 0 0 0 0 0 0 0 0 0 0 0
Node 0, zone DMA, type CMA 0 0 0 0 0 0 0 0 0 0 0 0 0
Node 0, zone DMA, type Isolate 0 0 0 0 0 0 0 0 0 0 0 0 0
Node 0, zone HighMem, type Unmovable 55 47 16 8 6 2 1 0 0 0 0 1 0
Node 0, zone HighMem, type Movable 0 0 0 0 0 0 0 0 0 0 0 0 0
Node 0, zone HighMem, type Reclaimable 0 0 0 0 0 0 0 0 0 0 0 0 0
Node 0, zone HighMem, type HighAtomic 0 0 0 0 0 0 0 0 0 0 0 0 0
Node 0, zone HighMem, type CMA 261 915 778 204 48 20 5 0 0 0 0 1 13
Node 0, zone HighMem, type Isolate 0 0 0 0 0 0 0 0 0 0 0 0 0
Number of blocks type Unmovable Movable Reclaimable HighAtomic CMA Isolate
Node 0, zone DMA 10 14 4 0 0 0
Node 0, zone HighMem 3 32 0 0 57 0