# stap -DMAXERRORS=40 # NB: The never-deletes help us avoid WARNING about the read-only # globals; the point of this test is to see what happens when an # empty (never written-to) aggregate is queried. global sc probe never { delete sc } probe begin { println(@count(sc)) } probe begin { println(@sum(sc)) } probe begin { print(@max(sc)) } probe begin { print(@min(sc)) } probe begin { print(@avg(sc)) } probe begin { print(@variance(sc)) } probe begin { print(@hist_log(sc)) } probe begin { x=@hist_log(sc)[5]; print(x) } global ry probe never { delete ry } probe begin { println(@count(ry[4])) } probe begin { println(@sum(ry[4])) } probe begin { print(@max(ry[4])) } probe begin { print(@min(ry[4])) } probe begin { print(@avg(ry[4])) } probe begin { print(@variance(ry[4])) } probe begin { print(@hist_log(ry[4])) } probe begin { x=@hist_log(ry[4])[5]; print(x) } probe begin(1) { exit() }