> Sir we have set OMP_NUM_THREAD = 8 and it using all the 8 processors as can > also been seen from CPU_MONITOR
OMP_NUM_THREAD = 8 does NOT give any speed up !! Did you check your running time with values of OMP_NUM_THREAD =1,2,4 and a k-parallelization ! -- P.Blaha -------------------------------------------------------------------------- Peter BLAHA, Inst.f. Materials Chemistry, TU Vienna, A-1060 Vienna Phone: +43-1-58801-15671 FAX: +43-1-58801-15698 Email: blaha at theochem.tuwien.ac.at WWW: http://info.tuwien.ac.at/theochem/ --------------------------------------------------------------------------