<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Mar 8, 2017 at 5:57 PM, Latham, Robert J. <span dir="ltr"><<a href="mailto:robl@mcs.anl.gov" target="_blank">robl@mcs.anl.gov</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">On Wed, 2017-03-08 at 15:17 -0800, Jeff Hammond wrote:<br>
><br>
><br>
> On Wed, Mar 8, 2017 at 2:25 PM, Latham, Robert J. <<a href="mailto:robl@mcs.anl.gov">robl@mcs.anl.gov</a>><br>
> wrote:<br>
> > On Wed, 2017-03-08 at 09:25 +0000, Giuseppe Congiu wrote:<br>
> > > Hello Rob,<br>
> > > <br>
> > > > I'm excited to see someone using the MPIX_Grequest interface. <br>
> > We<br>
> > > > used<br>
> > > > the MPIX_Grequest interface to implement non-blocking<br>
> > collective<br>
> > > > I/O,<br>
> > > > and had some bad interactions between libc's aio and the<br>
> > grequest<br>
> > > > callbacks. I don't know if you are running into something<br>
> > similar.<br>
> > ><br>
> > > Maybe. Do you have a description of the problem somewhere?<br>
> ><br>
> > The guy who did that work just left last Friday. I'll have to dig<br>
> > up<br>
> > the archives. Looks like it was a hard-to-debug segfault <a href="https://t" rel="noreferrer" target="_blank">https://t</a><br>
> > rac.<br>
> > <a href="http://mpich.org/projects/mpich/ticket/2201" rel="noreferrer" target="_blank">mpich.org/projects/mpich/<wbr>ticket/2201</a><br>
> ><br>
><br>
> That link is 404. Not sure if temporary or permanent.<br>
<br>
</span>Huh. Did it word-wrap in a strange way?<br>
<br>
<a href="https://trac.mpich.org/projects/mpich/ticket/2201" rel="noreferrer" target="_blank">https://trac.mpich.org/<wbr>projects/mpich/ticket/2201</a><br>
<div class="HOEnZb"><div class="h5"><br></div></div></blockquote><div><br></div><div>It's back now. I guess Argonne hosting is inconsistent this week.</div><div><br></div><div>Jeff</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="HOEnZb"><div class="h5">
==rob<br>
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