Em Tue, Aug 22, 2017 at 10:45:18AM +0200, Jiri Olsa escreveu: > On Fri, Aug 11, 2017 at 04:26:23PM -0700, Andi Kleen wrote: > > From: Andi Kleen <[email protected]> > > > > Enhance the expression parser for more complex metric formulas. > > > > - Support python style IF ELSE operators > > - Add an #SMT_On magic variable for formulas that depend on the SMT > > status. > > > > Example: 4 *( CPU_CLK_UNHALTED.THREAD_ANY / 2 ) if #SMT_on else cycles > > > > - Support MIN/MAX operations > > > > Example: min(1 , IDQ.MITE_UOPS / ( UPI * 16 * ( ICACHE.HIT + ICACHE.MISSES > > ) / 4.0 ) ) > > > > This is useful to fix up problems caused by multiplexing. > > > > - Support | & ^ operators > > - Minor cleanups and fixes > > - Support an \ escape for operators. This allows to specify event names > > like c2-residency > > - Support @ as an alternative for / to be able to specify pmus without > > conflicts with operators (like msr/tsc/ as msr@tsc@) > > > > Example: (cstate_core@c3\\-residency@ / msr@tsc@) * 100 > > > > Signed-off-by: Andi Kleen <[email protected]> > > Acked-by: Jiri Olsa <[email protected]>
Thanks, applied. - Arnaldo
