if there is a sustained RAM usage that is above a given threshold. • A warning is presented to the user if a large number of processes are persistently blocking for I/O. • The total percentage complete is now displayed for some of the common Galaxy tools used. • When known to be effective, the percentage of work complete is extrapolated to estimated time to completion. • Tools with pre-classified RAM consumption patterns based on key input parameters, will provide estimated RAM use • Before executing tools, a history is consulted: – can suggest if invocations appear to be unreasonable 7