<div class="gmail_quote">On Sun, Jun 19, 2011 at 22:19, Matthew Knepley <span dir="ltr"><<a href="mailto:knepley@gmail.com">knepley@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
Isn't there an API for prescribing affinity, or is this too hard to do for most things?</blockquote><div><br></div><div>Libnuma is very useful, but it is Linux-only.</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
It seems like we know what we want in matvec.</blockquote></div><br><div>You only really know once the matrix is allocated, although if the user does perfect nnz[] preallocation, then you would know when allocating memory.</div>