Linux FAQ for clock_gettime(CLOCK_REALTIME)
Linux answers by John Stultz (johnstul _at_ us.ibm.com) on June 26, 2008. > 1. Is clock_gettime(CLOCK_REALTIME) consistent across all processors/cores? > (Does arch matter? e.g. ppc, arm, x86, amd64, sparc). It *should* or it's considered buggy. However ....