> We could not use RedHat as RHEL 5.x do not support High Resolution > Timers ... Are you saying that changing the distribution is deemed less of a problem than rebuilding the kernel with the high-res timer option ticked? The kernel src.rpm package is there for a reason. Gordan -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster