Messages in this thread | | | Date | Wed, 19 Feb 2014 16:54:32 +0100 | From | Peter Zijlstra <> | Subject | Re: x86 perf's dTLB-load-misses broken on IvyBridge? II |
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On Wed, Feb 19, 2014 at 07:40:36AM -0800, Andi Kleen wrote: > > > [ C(DTLB) ] = { > > > [ C(OP_READ) ] = { > > > [ C(RESULT_ACCESS) ] = 0x81d0, /* MEM_UOP_RETIRED.ALL_LOADS */ > > > [ C(RESULT_MISS) ] = 0x0108, /* DTLB_LOAD_MISSES.CAUSES_A_WALK */ > > > }, > > > Actually I tested on the wrong system earlier, sorry The miss event code > is wrong on IvyBridge, it should be 0x8108 (DTLB_LOAD_MISSES.DEMAND_LD_MISS_CAUSES_A_WALK), > not 0x0108.
Ah indeed, that is different between snb and ivb.
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