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Subject: Re: [OMPI devel] PML csum: checksum for RDMA transfers?
From: Nysal Jan (jnysal_at_[hidden])
Date: 2010-01-26 11:12:36


If I remember correctly the RDMA write based data transfers are checksummed.
The checksums are sent to the receiver's side via the FIN fragment sent
after the RDMA.

--Nysal

On Tue, Jan 26, 2010 at 9:53 AM, Jeff Squyres <jsquyres_at_[hidden]> wrote:

> On Jan 19, 2010, at 9:59 AM, Sebastian Rinke wrote:
>
> > I'm using csum PML to detect errors in data transfers.
> > Regarding RDMA transfers (in the pipline protocol for instance),
> > is there an error checking enabled as well?
>
> I believe so. IBM -- can you confirm?
>
> --
> Jeff Squyres
> jsquyres_at_[hidden]
>
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