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<p class="MsoNormal"><a name="_MailEndCompose"><span style="color:#1F497D">If you have ib0 device check dmesg for more hints on what is going wrong.
<o:p></o:p></span></a></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Keith <o:p></o:p></span></p>
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<p class="MsoNormal"><a name="_____replyseparator"></a><b>From:</b> Parag Khuraswar [mailto:parag_k@citilindia.com]
<br>
<b>Sent:</b> Friday, November 10, 2017 10:59 AM<br>
<b>To:</b> Mannthey, Keith <keith.mannthey@intel.com>; lustre-discuss@lists.lustre.org<br>
<b>Subject:</b> RE: [lustre-discuss] error while configuring lnet<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#1F497D">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#1F497D">Basically I am trying to add lnet. Deleting is just try whether it is happing or not.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#1F497D">Main is I want to add o2ib network. Which is giving error “invalid argument ”<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">==================<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">[root@mds2 ~]# lnetctl net add --net o2ib --if ib0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">add:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> - net:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> errno: -22<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> descr: "cannot add network: Invalid argument"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#1F497D">================<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#1F497D">I am really not able to understand what argument is invalid in my command.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#1F497D">I am able to ping ib0 network<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:#1F497D">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#1F497D">Parag<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:14.0pt;color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma",sans-serif">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma",sans-serif"> Mannthey, Keith [<a href="mailto:keith.mannthey@intel.com">mailto:keith.mannthey@intel.com</a>]
<br>
<b>Sent:</b> Friday, November , 2017 10:51 PM<br>
<b>To:</b> Parag Khuraswar; <a href="mailto:lustre-discuss@lists.lustre.org">lustre-discuss@lists.lustre.org</a><br>
<b>Subject:</b> RE: [lustre-discuss] error while configuring lnet<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:#1F497D">What are you trying to accomplish?
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">From below:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><a href="mailto:10.1.1.205@tcp">10.1.1.205@tcp</a><span style="color:#1F497D"> is on 0@lo not eno1 and in general you should not need the “—if” option to delete a fabric.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Try: # lnetctl net del --net tcp<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Can you do a normal ping over ib0?
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">“dmesg” can sometime provide greater details about errors like this.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Keith <o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b>From:</b> lustre-discuss [<a href="mailto:lustre-discuss-bounces@lists.lustre.org">mailto:lustre-discuss-bounces@lists.lustre.org</a>]
<b>On Behalf Of </b>Parag Khuraswar<br>
<b>Sent:</b> Friday, November 10, 2017 9:10 AM<br>
<b>To:</b> <a href="mailto:lustre-discuss@lists.lustre.org">lustre-discuss@lists.lustre.org</a><br>
<b>Subject:</b> [lustre-discuss] error while configuring lnet<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">I am trying to add lnet but getting below error.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">======================<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">[root@mds2 ~]# lnetctl net show<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">net:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> - net type: lo<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> local NI(s):<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> - nid: 0@lo<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> status: up<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> - net type: tcp<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> local NI(s):<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> - nid: <a href="mailto:10.1.1.205@tcp">
10.1.1.205@tcp</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> status: up<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">[root@mds2 ~]# lnetctl net add --net o2ib --if ib0<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">add:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> - net:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> errno: -22<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> descr: "cannot add network: Invalid argument"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">[root@mds2 ~]# lnetctl net del --net tcp --if eno1<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">del:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> - net:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> errno: -22<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"> descr: "cannot del network: Invalid argument"<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">[root@mds2 ~]# lctl list_nids<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91"><a href="mailto:10.1.1.205@tcp">10.1.1.205@tcp</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">[root@mds2 ~]#<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;color:#365F91">====================================<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#365F91"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#365F91"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#365F91">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#365F91">Parag<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:#365F91"><o:p> </o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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