<html><head><meta http-equiv="Content-Type" content="text/html charset=iso-8859-1"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hi Junchao,<div><div><blockquote type="cite"><div dir="ltr"><div><br></div><div>PS: I find MPI_CHAR variables are a little special. For MPI_INT like variables, we get their count from *_handle_alloc. When we write them, very likely we don't increase its count. But for MPI_CHAR variables, it is not the case. When you write them, you probably have a longer string to write! </div></div></blockquote><div><br></div>The count returned for MPI_CHAR variables is supposed to be long enough to contain the largest valid value of the variable. Does that address what you are thinking?</div><div><br></div><div>Kathryn</div><div><br><blockquote type="cite"><div dir="ltr">
<div><br><div><br></div></div></div><div class="gmail_extra"><br clear="all"><div><div dir="ltr">--Junchao Zhang</div></div>
<br><br><div class="gmail_quote">On Sat, Feb 8, 2014 at 9:54 AM, Kathryn Mohror <span dir="ltr"><<a href="mailto:kathryn@llnl.gov" target="_blank">kathryn@llnl.gov</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div style="word-wrap:break-word">Hi Junchao,<div><br></div><div>I'm not sure what you mean. MPI_CHAR is in the list of types allowed for variables in section 14.3.5.</div><span class="HOEnZb"><font color="#888888"><div>
<br></div><div>Kathryn</div></font></span><div><div class="h5"><br><div><div>On Feb 8, 2014, at 4:54 AM, Junchao Zhang <<a href="mailto:jczhang@mcs.anl.gov" target="_blank">jczhang@mcs.anl.gov</a>> wrote:</div>
<br><blockquote type="cite"><p dir="ltr">When to use MPI_CHAR? I don't find it in the text.<br>
At least, for non-generic pvars, MPI_CHAR is not in the allowed types currently.</p><p dir="ltr">--Junchao Zhang</p>
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<div style="word-wrap:break-word">Hi all,
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<div>As we discussed in our call, I have drafted new text for ticket 405 which clarifies our intent for the MPI_CHAR datatype to represent strings in the tools interface. Please take a look at the red text for ticket 405 in the attached document and send your
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<div>_________________________________________________________________</div>
<div>Kathryn Mohror, <a href="mailto:kathryn@llnl.gov" target="_blank">kathryn@llnl.gov</a>, <a href="http://scalability.llnl.gov/" target="_blank">http://scalability.llnl.gov/</a><br>
Scalability Team @ Lawrence Livermore National Laboratory, Livermore, CA, USA<br>
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<div>_________________________________________________________________</div><div>Kathryn Mohror, <a href="mailto:kathryn@llnl.gov" target="_blank">kathryn@llnl.gov</a>, <a href="http://scalability.llnl.gov/" target="_blank">http://scalability.llnl.gov/</a><br>
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