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</o:shapelayout></xml><![endif]--></head><body lang=HR link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Hello,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I went through the source code of mckey utility (available e.g. here: <a href="https://github.com/ofiwg/librdmacm/blob/master/examples/mckey.c">https://github.com/ofiwg/librdmacm/blob/master/examples/mckey.c</a> ). There is an interesting comment at the line 524:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>/*<o:p></o:p></p><p class=MsoNormal> * Pause to give SM chance to configure switches. We don't want to<o:p></o:p></p><p class=MsoNormal> * handle reliability issue in this simple test program.<o:p></o:p></p><p class=MsoNormal> */<o:p></o:p></p><p class=MsoNormal> sleep(3);<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>If we remove sleep function call, mckey does not work properly anymore (receiver side does not get all messages that were sent). Does anyone know how long does it take for SM to „configure switches“, and what is the proper way to „handle reliability issue“?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Many thanks in advance.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Best regards,<o:p></o:p></p><p class=MsoNormal>Miljen Mikic<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>