iommu=pt amd_iommu=on drm.debug=0 kvm_amd.nested=1 kvm.ignore_msrs=1 kvm.report_ignored_msrs=0 video=efifb:off,vesafb:off pci=assign-busses pcie_acs_override=downstream,multifunction vfio_iommu_type1.allow_unsafe_interrupts=1 指令填上后要用 update-grub 更新,这个必须更新,随后reboot,如果更...
amd_iommu=on iommu=pt iommu=pt Otherwise, if the system has Intel host CPUs add this instead to ``GRUB_CMDLINE_LINUX``: @@ -500,7 +500,7 @@ If SMT is enabled by setting ``CCD/Core/Thread Enablement > SMT Control`` to #. In the server BIOS, set IOMMU to ``Enabled``. #. ...
There are only 3 possible value as below: amd_iommu= fullflush off force_isolation Could anyone can help to confirm the changes? Thank you! And another question, it is said that the "iommu=pt" option is to improves IO performance for devices in the host, it is not a must for VF PCI...
三级缓存 256MB/CPU,内存 1.5TB(24×64GB DDR5 - 4800),存储为 SAMSUNG MZQL21T9HCJR - 00A07,BIOS 版本 RTI1009C,BIOS 设置为 SMT = Off、NPS = 4、Determinism = Power,操作系统为 RHEL 9.4(内核 5.14.0 - 427.16.1.el9_4.x86_64),OS 设置为 amd_iommu = on、iommu = pt、mitigations = ...
/ etc / default / grub GRUB_CMDLINE_LINUX_DEFAULT="... intel_iommu=on iommu=pt ..." 或者 GRUB_CMDLINE_LINUX_DEFAULT="... amd_iommu=on iommu=pt ..." 生成grub.cfg grub-mkconfig -o /boot/grub/grub.cfg 重新引导系统以使更改生效。 要验证IOMMU,请运行以下命令,该命令应返回结果。 dmesg ...
以前基于DPDK做NFV，转发程序跑在虚拟机中，先把硬件网卡passthrough给虚拟机，然后在虚拟机中把网卡绑定...
amd_iommu=on iommu=pt iommu=pt Otherwise, if the system has Intel host CPUs add this instead to ``GRUB_CMDLINE_LINUX``: @@ -500,7 +500,7 @@ If SMT is enabled by setting ``CCD/Core/Thread Enablement > SMT Control`` to #. In the server BIOS, set IOMMU to ``Enabled``. #. ...