OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Problem with MPI execution an LBM algorithm › Re: Problem with MPI execution an LBM algorithm August 24, 2012 at 9:00 am #2072 Padde86Member Hey Jo,rnrn1. Yeah I changed this flag before but still multiple execution and seriel compuatitonrn2. Oh man that is awkward… I overlooked this the whole time.rnrnThanks a lot rnPatrick