[Beowulf] array shape difference
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Larry Stewart stewart at serissa.comTue Nov 10 17:43:13 PST 2009
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On Tue, Nov 10, 2009 at 8:30 PM, amjad ali <amjad11 at gmail.com> wrote: > HI, > > suppose we have four arrays with same number of elements say 60000., but > different dimensions like: > > array1(1:60000) > array2(1:2, 1:30000) > array3(1:2, 1:300, 1:100) > array4(1:4, 1:15, 1:10, 1:100) > > > Does each of these arrays in fortran will occupy same amount of memory? > > For sending/receiving each of these, Does MPI has the same (or nearly same) > overhead? or any significantly different overhead is involved in handling > each of these arrays (by MPI)? > > They should take the same amount of space and have nearly identical transfer times with MPI. (If you send the whole thing) -L -------------- next part -------------- An HTML attachment was scrubbed... URL: http://www.scyld.com/pipermail/beowulf/attachments/20091110/99a27eb0/attachment.html
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