On Fri, Jul 09, 2021 at 04:38:09PM +0800, Ming Lei wrote: > I observed that NVMe performance is very bad when running fio on one > CPU(aarch64) in remote numa node compared with the nvme pci numa node.
Have you checked the effect of running a memory-heavy process using memory from node 1 while being executed by CPUs in node 0? -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last! _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
