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<p class="MsoNormal">I am thinking about the next step, and have some questions on the semantics of MPI_Comm_revoke()<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]><span dir="LTR"></span>When the routine returns, can the communicator ever be used again ? If I remember correctly, the communicator is available for point-to-point traffic, but not collective traffic – is this correct ?<o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo1"><![if !supportLists]><span style="mso-list:Ignore">-<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]><span dir="LTR"></span>Looking forward, if one wants to restart the failed ranks (let’s assume we add support for this), what can be assume about the “repaired” communicator ? What can’t I assume about this communicator ?<o:p></o:p></p>
<p class="MsoNormal">Rich<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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