<div dir="ltr"><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="DA">Hi Libfabric community,</span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="DA"> </span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US">Can anyone point me to an example of how to use DGRAM with the fi_verbs provider?<span class="gmail-Apple-converted-space"> </span></span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US"> </span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US">I have no problem getting DGRAM to work with the fi_udp provider, but when I move the code to verbs, the address resolution fails.<span class="gmail-Apple-converted-space"> </span></span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US"> </span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US">I can see that DGRAM supports/needs FI_ADDR_IB_UD, but I am unable to add such addresses to the AV.<span class="gmail-Apple-converted-space"> </span></span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US"> </span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US">Furthermore, the verbs provider doc refers to v</span>ariables specific to DGRAM endpoints<span lang="EN-US">:</span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US"> </span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)">FI_VERBS_DGRAM_USE_NAME_SERVER<span lang="EN-US">:  </span>The option that enables/disables OFI Name Server thread. The NS thread is used to resolve IP-addresses to provider specific addresses (default: 1, if “OMPI_COMM_WORLD_RANK” and “PMI_RANK” environment variables aren’t defined)<span lang="EN-US"></span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)">FI_VERBS_NAME_SERVER_PORT<span lang="EN-US">:<span class="gmail-Apple-converted-space"> </span></span>The port on which Name Server thread listens incoming connections and requests (default: 5678)<span lang="DA"></span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="DA"> </span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US">This makes it sound like ip address resolution should work, but I cannot find any documentation on this.</span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US"> </span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US">Thanks Anders</span></p><p class="MsoNormal" style="margin:0cm;font-size:11pt;font-family:Aptos,sans-serif;color:rgb(33,33,33)"><span lang="EN-US"> </span></p></div>