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From: Julian S. <js...@ac...> - 2005-10-19 15:03:39
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> > With #define VG_TT_FAST_BITS 15 (halved size): > > > > real 1m15.269s > > user 0m59.611s > > sys 0m0.808s > > > > > > With #define VG_TT_FAST_BITS 16 (default): > > > > real 1m17.949s > > user 1m5.138s > > sys 0m0.852s > > The user time is down 8%, but the real time is only down about 3%... what > does this mean? Are these times consistent over multiple runs? Machine wasn't particularly quiet at the time. I re-ran a couple of times to verify, and also tried a different program. I think the 8% is repeatable, but only on ppc32 (on x86 it seems to have minimal effect). J |