Displaying 2 results from an estimated 2 matches for "mt27500".
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127500
2013 Jun 10
1
Mellanox SR-IOV IB PCI passthrough in Xen - MSI-X pciback issue
...l machines and thereby enable a plethora of high performance computing applications that already leverage InfiniBand interconnects. However, I have run into some issues using the xen-pciback driver and its initialization of MSI-X as required for VFs in Xen. The hardware used is Mellanox Connect X3 MT27500 VPI pci-express cards set up in InfiniBand mode in HP blades with Intel Xeon E5-2670 CPUs and 42GB of memory. SR-IOV is enabled in the system BIOS along with VT-X, and of course VT-d.
This system is a RHEL/CENTOS 6.4 x86_64 Dom0 running a 3.9.3-1 kernel with Xen 4.1.2 installed and intel_iommu...
2020 Apr 24
2
Not able to add pcie card to guest: Operation not permitted
...;/parent>
<driver>
<name>mlx4_core</name>
</driver>
<capability type='pci'>
<domain>0</domain>
<bus>1</bus>
<slot>0</slot>
<function>0</function>
<product id='0x1003'>MT27500 Family [ConnectX-3]</product>
<vendor id='0x15b3'>Mellanox Technologies</vendor>
<iommuGroup number='1'>
<address domain='0x0000' bus='0x00' slot='0x01' function='0x0'/>
<address domain='0x0000&...