sync clock at start of every run
sync clock at start of every run

michaelsevilla/teuthology,dreamhost/teuthology,caibo2014/teuthology,ivotron/teuthology,ceph/teuthology,zhouyuan/teuthology,ivotron/teuthology,yghannam/teuthology,tchaikov/teuthology,zhouyuan/teuthology,ceph/teuthology,robbat2/teuthology,ktdreyer/teuthology,michaelsevilla/teuthology,dmick/teuthology,t-miyamae/teuthology,dreamhost/teuthology,tchaikov/teuthology,dmick/teuthology,SUSE/teuthology,t-miyamae/teuthology,dmick/teuthology,ktdreyer/teuthology,SUSE/teuthology,robbat2/teuthology,caibo2014/teuthology,SUSE/teuthology,yghannam/teuthology