<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">Barry :<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="HOEnZb"><div class="h5">
> there is a comment:<br>
><br>
> This is NOT currently using a parallel random number generator. Sprng does have<br>
> an MPI version we should investigate.<br></div></div></blockquote><div> </div><div>Shall we remove this comment? </div><div>Hong</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"><br>
>> On Dec 11, 2015, at 11:30 AM, Hong <<a href="mailto:hzhang@mcs.anl.gov">hzhang@mcs.anl.gov</a>> wrote:<br>
>><br>
>> Gideon:<br>
>> I was looking at the source files and noticed in the comments that when petsc is built with sprng, the petsc interface isn’t to the parallel sprng RNG. But is the package built with MPI, so that I could manually use the parallel RNG?<br>
>> Petsc- sprng-1.0 interface was written many years ago.<br>
>> It is for parallel computation. Students contributed an example at<br>
>> petsc/src/sys/classes/random/examples/tutorials/ex2.c<br>
>><br>
>> Very few users have ever used this interface.<br>
>> If you encounter any problem, please report to us.<br>
>><br>
>> Hong<br>
>><br>
><br>
<br>
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