Re: [OMPI devel] parameters for OMPIO

2016-05-11 Thread Edgar Gabriel
the parameters on the webpage are for ompio in 2.x. For 1.10 its a bit more complicated, you would have to set the number of aggregators for each fcoll component separatly, e.g. --mca fcoll two_phase_num_io_procs x I would however start without setting the number of aggregators, since we do

[OMPI devel] parameters for OMPIO

2016-05-11 Thread Michael Rezny
Hi, I am looking at the online FAQ for ompio which seems to show that the following parameters are defined: io_ompio_num_aggregators io_ompio_call_timing But on OMPI version 1.10.1 or 1.8.3: 1: setting mpirun -mca io ompio -mca io_ompio_coll_timing_info appears to not produce a summary. 2: io_omp