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- Newsgroups: comp.parallel
- Path: sparky!uunet!gatech!hubcap!fpst
- From: jf@edv6000.tuwien.ac.at (Josef Fritscher)
- Subject: Re: PVM's rcvinfo() function.
- Message-ID: <1992Dec22.140517.9755@hubcap.clemson.edu>
- Apparently-To: comp-parallel@news.uu.net
- Sender: news@email.tuwien.ac.at
- Nntp-Posting-Host: edv6000.tuwien.ac.at
- Reply-To: fritscher@email.tuwien.ac.at
- Organization: Technical University of Vienna
- References: <1992Dec21.132806.24272@hubcap.clemson.edu> <1992Dec21.205055.23644@hubcap.clemson.edu>
- Date: Tue, 22 Dec 1992 12:36:53 GMT
- Approved: parallel@hubcap.clemson.edu
- Lines: 39
-
- In article <1992Dec21.205055.23644@hubcap.clemson.edu>, pestep@convex.com (Pat Estep) writes:
- |> In article <1992Dec21.132806.24272@hubcap.clemson.edu> <ruucp@samsung.com> writes:
- |> >Hi;
- |> >
- |> >In the master program i a doing a >>>>putbytes(image, 262144);
- |> >Then snd() to slave. In the slave when i do rcvinfo() it
- |> >returns message size as 262152. (Possibly 2 ints).
- |> >
- |> >Can anyone explain this? I understand there will be padding/stripping
- |> >at lower levels, but does it reflect at the user level? Do i have
- |> >to strip off some headers etc?
- |> the moral to the story is that in pvm, you can't query to see what's
- |> in the incoming buffer or how much is in the buffer. the receiving
- |> program has to know.
- |> --
- |> Pat Estep System Integration and Support
- |> Convex Computer Corporation
- |> 3000 Waterview Parkway Email: pestep@convex.com
- |> Richardson, TX 75080 Voice: (214) 497-4814
- |>
-
- An alternative is, that the sender can inform the receiver, and that can
- be done in the same message.
-
- Just my simple $ 0.02 tip for Christmas
-
- Joe
- --
- Josef Fritscher Internet: fritscher@edvz.tuwien.ac.at
- Computing Center Bitnet: fritscher@awituw64.bitnet
- Technical University of Vienna in reality: jf@edv6000.tuwien.ac.at
- Wiedner Hauptstrasse 8-10 Voice: ++431 58 801/5505
- A-1040 Vienna, Austria/Europe Fax: ++431 58 74 211
- Member of the Austrian Center for Parallel Computation (ACPC)
- -------------------------------------------------------------------------
- The function of local-in-Universe critical information-gathering and
- local-in-Universe problem-solving is manifest in the cockpit of all
- great airplanes. (R. Buckminster Fuller)
-
-