On Sun, 2003-11-16 at 12:10, Owyn wrote: > You could use a simple file flag to synchronize. > > The updating script could be: > > touch nfspath/update-in-progress > yum update > rm nfspath/update-in-progress > > The other scripts would then be: > > while test -x nfspath/update-in-progress > do > sleep 600 > done > yum update Second thoughts and cleanup, 1)the "yum update" lines in the previous script should have been "yum -Y update" and "yum -Y -C update" 2)You could use the same script with file flag for all systems, eg. while test -x nfspath/update-in-progress do sleep 600 done touch nfspath/update-in-progress yum -Y update rm nfspath/update-in-progress