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Subject: Re: [OMPI users] MPI_Comm_accept() busy waiting?
From: Ramon (ramif.47_at_[hidden])
Date: 2010-03-09 11:43:02

Am I the only one experiencing such problem? Is there any solution? Or
shall I downgrade to LAM/MPI?



Ramon wrote:
> Hi,
> I've recently been trying to develop a client-server distributed file
> system (for my thesis) using the MPI. The communication between the
> machines is working great, however when ever the MPI_Comm_accept()
> function is called, the server starts like consuming 100% of the CPU.
> One interesting thing is that I tried to compile the same code using
> the LAM/MPI library and the mentioned behaviour could not be observed.
> Is this a bug?
> On a side note, I'm using Ubuntu 9.10's default OpenMPI deb package.
> Its version is 1.3.2.
> Regards
> Ramon.