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Re: [starpu-devel] [BUG REPORT] Incorrect result when partitioning temporary data asynchronously


Chronologique Discussions 
  • From: Samuel Thibault <samuel.thibault@inria.fr>
  • To: Atte Torri <atte.torri@universite-paris-saclay.fr>
  • Cc: starpu-devel <starpu-devel@inria.fr>
  • Subject: Re: [starpu-devel] [BUG REPORT] Incorrect result when partitioning temporary data asynchronously
  • Date: Thu, 29 Aug 2024 14:11:58 +0200
  • Authentication-results: mail2-relais-roc.national.inria.fr; dkim=none (message not signed) header.i=none; spf=SoftFail smtp.mailfrom=samuel.thibault@inria.fr; dmarc=fail (p=none dis=none) d=inria.fr
  • Organization: I am not organized

Hello,

Atte Torri, le jeu. 16 mai 2024 17:44:15 +0200, a ecrit:
> I get incorrect results when doing an asynchronous partitioning on temprary
> data.

Sorry that it took so much time, the issue was tricky, since without a
home node, there is a conflict between keeping buffers allocated for
children handles, and evicting buffers for the parent handle. I believe
that what I pushed yesterday on master ( 3b258cb6 "Fix asynchronous
partitioning with data without home node") fulfills the request. It does
so by always gathering pieces on the main ram for now (or optionally
through another requested node), which is suboptimal, but should at
least work.

Samuel


  • Re: [starpu-devel] [BUG REPORT] Incorrect result when partitioning temporary data asynchronously, Samuel Thibault, 29/08/2024

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