Profiling (Was: Memory residence)

Thu May 26 10:01:00 GMT 2005

Tom Tromey writes:
 > >>>>> "Andrew" == Andrew Haley <aph@redhat.com> writes:
 > 
 > Andrew> I've had no trouble at all, so I don't know where the bugs other
 > Andrew> people found may lie.
 > 
 > I thought you ran into something where some specific version of
 > oprofile was finding the wrong symbols, giving misleading results...?
Not me. It happened to overholt, but I have always had perfect
results.
 > Andrew> I just start oprofile, run the code, stop oprofile, and print the
 > Andrew> reports with opreport -l. It really is as easy as that.
 > 
 > Do you exclude the kernel and other things?
Unless you have kernel syms installed it'll just batch everything as
[kernel].
 > Even this simple recipe would be helpful to have on the wiki
 > actually. We could just point people to a URL.
OK.
The docs for oprofile make it look very hard to use, when in fact the
exact opposite is true. The docs, or at least the dos that I have
seen, are the worst thing about oprofile.
Andrew.