rocm-systems/projects/rccl/tools/topo_expl/models/topo_4p1h.xml

<!--
 - Copyright (c) 2022 Advanced Micro Devices, Inc. All rights reserved.
 - See LICENSE.txt for license information
 -->
<system version="2">
  <cpu numaid="0" affinity="0003ff,f0003fff" arch="x86_64" vendor="GenuineIntel" familyid="6" modelid="85">
    <pci busid="0000:18:00.0" class="0x060400" link_speed="8 GT/s" link_width="16">
      <pci busid="0000:1b:00.0" class="0x060400" link_speed="8 GT/s" link_width="16">
        <pci busid="0000:1d:00.0" class="0x038000" link_speed="16 GT/s" link_width="16">
          <gpu dev="0" sm="64" gcn="906" arch="38911" rank="0" gdr="1">
            <xgmi target="0000:20:00.0" count="1" tclass="0x038000"/>
            <xgmi target="0000:23:00.0" count="1" tclass="0x038000"/>
          </gpu>
        </pci>
      </pci>
      <pci busid="0000:1e:00.0" class="0x060400" link_speed="8 GT/s" link_width="16">
        <pci busid="0000:20:00.0" class="0x038000" link_speed="16 GT/s" link_width="16">
          <gpu dev="1" sm="64" gcn="906" arch="38911" rank="1" gdr="1">
            <xgmi target="0000:1d:00.0" count="1" tclass="0x038000"/>
            <xgmi target="0000:26:00.0" count="1" tclass="0x038000"/>
          </gpu>
        </pci>
      </pci>
      <pci busid="0000:21:00.0" class="0x060400" link_speed="8 GT/s" link_width="16">
        <pci busid="0000:23:00.0" class="0x038000" link_speed="16 GT/s" link_width="16">
          <gpu dev="2" sm="64" gcn="906" arch="38911" rank="2" gdr="1">
            <xgmi target="0000:1d:00.0" count="1" tclass="0x038000"/>
            <xgmi target="0000:26:00.0" count="1" tclass="0x038000"/>
          </gpu>
        </pci>
      </pci>
      <pci busid="0000:24:00.0" class="0x060400" link_speed="8 GT/s" link_width="16">
        <pci busid="0000:26:00.0" class="0x038000" link_speed="16 GT/s" link_width="16">
          <gpu dev="3" sm="64" gcn="906" arch="38911" rank="3" gdr="1">
            <xgmi target="0000:20:00.0" count="1" tclass="0x038000"/>
            <xgmi target="0000:23:00.0" count="1" tclass="0x038000"/>
          </gpu>
        </pci>
      </pci>
      <pci busid="0000:1a:00.0" class="0x020000" link_speed="8 GT/s" link_width="16">
        <nic>
          <net name="mlx5_0" dev="0" speed="100000" port="1" guid="0xf2bb2700034b6b50" maxconn="262144" gdr="1"/>
        </nic>
      </pci>
    </pci>
  </cpu>
</system>