Re: [OMPI users] problem with cancelling Send-Request

2019-10-02 Thread Jeff Hammond via users
e=g> > Edif. PRBB > 08003 Barcelona, Spain > Phone Ext: #1098 > > -- > *From:* users on behalf of Christian > Von Kutzleben via users > *Sent:* 02 October 2019 16:14:24 > *To:* users@lists.open-mpi.org > *Cc:* Christian Von Kutzleben > *Subjec

Re: [OMPI users] problem with cancelling Send-Request

2019-10-02 Thread Jeff Hammond via users
Don’t try to cancel sends. https://github.com/mpi-forum/mpi-issues/issues/27 has some useful info. Jeff On Wed, Oct 2, 2019 at 7:17 AM Christian Von Kutzleben via users < users@lists.open-mpi.org> wrote: > Hi, > > I’m currently evaluating to use openmpi (4.0.1) in our application. > > We are us

Re: [OMPI users] problem with cancelling Send-Request

2019-10-02 Thread Emyr James via users
Regulation C/ Dr. Aiguader, 88 Edif. PRBB 08003 Barcelona, Spain Phone Ext: #1098 From: users on behalf of Christian Von Kutzleben via users Sent: 02 October 2019 16:14:24 To: users@lists.open-mpi.org Cc: Christian Von Kutzleben Subject: [OMPI users] problem with

[OMPI users] problem with cancelling Send-Request

2019-10-02 Thread Christian Von Kutzleben via users
Hi, I’m currently evaluating to use openmpi (4.0.1) in our application. We are using a construct like this for some cleanup functionality, to cancel some Send requests: if (*req != MPI_REQUEST_NULL) { MPI_Cancel(req); MPI_Wait(req, MPI_STATUS_IGNORE); assert(*req == MPI_REQUEST_NULL); } Howeve