Em sexta-feira, 12 de fevereiro de 2016, às 05:01:34 PST, Nye escreveu:
> Unfortunately, the messages are polled, and I have seen, browsing through
> the OpenMPI docs, no way of using a file I could select upon when a message
> had arrived.
> To check for pending communication, one issues either MPI_Iprobe
> (non-blocking) or MPI_Probe (busy-wait) to check/wait for a message coming
> through the library. Additional restrictions are that I'm supposed to have
> that running on a single thread (the cluster job manager kills my processes
> if try starting a thread), so I couldn't make this polling in a worker
> object for example and just signal the application as messages arrive.

Use the aboutToBlock() signal to call MPI_Iprobe

-- 
Thiago Macieira - thiago.macieira (AT) intel.com
  Software Architect - Intel Open Source Technology Center

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