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update 8.PVE开启硬件直通功能.md.

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Signed-off-by: 秋刀狐狸 <alien_maker@qq.com>
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秋刀狐狸
2022-08-19 03:27:18 +00:00
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parent d732994b35
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8.PVE开启硬件直通功能.md
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@@ -89,4 +89,37 @@ N5105 处理器示例输出如下：
[ 0.410835] DMAR: dmar0: Using Queued invalidation [ 0.410835] DMAR: dmar0: Using Queued invalidation
[ 0.410838] DMAR: dmar1: Using Queued invalidation [ 0.410838] DMAR: dmar1: Using Queued invalidation
[ 0.412755] DMAR: Intel(R) Virtualization Technology for Directed I/O [ 0.412755] DMAR: Intel(R) Virtualization Technology for Directed I/O
```
检查系统 `IOMMU` 分组：
```bash
## 检查 IOMMU group
find /sys/kernel/iommu_groups/ -type l
```
示例输出如下：
```txt
/sys/kernel/iommu_groups/7/devices/0000:00:1c.4
/sys/kernel/iommu_groups/15/devices/0000:04:00.0
/sys/kernel/iommu_groups/5/devices/0000:00:17.0
/sys/kernel/iommu_groups/13/devices/0000:02:00.0
/sys/kernel/iommu_groups/3/devices/0000:00:14.2
/sys/kernel/iommu_groups/3/devices/0000:00:14.0
/sys/kernel/iommu_groups/11/devices/0000:00:1f.0
/sys/kernel/iommu_groups/11/devices/0000:00:1f.5
/sys/kernel/iommu_groups/11/devices/0000:00:1f.3
/sys/kernel/iommu_groups/11/devices/0000:00:1f.4
/sys/kernel/iommu_groups/1/devices/0000:00:02.0
/sys/kernel/iommu_groups/8/devices/0000:00:1c.5
/sys/kernel/iommu_groups/16/devices/0000:05:00.0
/sys/kernel/iommu_groups/6/devices/0000:00:1c.0
/sys/kernel/iommu_groups/14/devices/0000:03:00.0
/sys/kernel/iommu_groups/4/devices/0000:00:16.0
/sys/kernel/iommu_groups/12/devices/0000:01:00.0
/sys/kernel/iommu_groups/2/devices/0000:00:04.0
/sys/kernel/iommu_groups/10/devices/0000:00:1c.7
/sys/kernel/iommu_groups/0/devices/0000:00:00.0
/sys/kernel/iommu_groups/9/devices/0000:00:1c.6
``` ```