Sorry, r1000248 on haswell should be
L1D_PEND_MISS.FB_FULL 0,1,2,3 0,1,2,3,4,5,6,7
On Wed, Nov 11, 2015 at 5:05 PM, Yuanfang Chen <cyf...@gmail.com> wrote:
> Hello
>
> I am using a haswell box. (E3-1231 v3). HT enabled.
>
> perf stat -e \{cycles,r148,r1000248,r8d1,r40d1\} -- sleep 1
>
> with ubuntu version of perf
>
> Performance counter stats for 'sleep 1':
>
> 756066 cycles
> 5740 r1000248
> 5516 r8d1
> 9064 r40d1
> 0 r148
>
> 1.001770249 seconds time elapsed
>
> with relatively new tip of perf/core:
>
> Performance counter stats for 'sleep 1':
>
> 729403 cycles
> 7250 r1000248
> 5628 r8d1
> 9273 r40d1
> <not supported> r148
>
> 1.001674174 seconds time elapsed
>
> from https://download.01.org/perfmon/HSW/
> SMT on
> SMT off
> cpu_clk_unhalted.thread cycles Fixed counter 2 Fixed counter 2
> ld_blocks.no_sr r803 0,1,2,3
> 0,1,2,3,4,5,6,7
> mem_load_uops_retired.l1_miss r8d1 0,1,2,3 0,1,2,3
> mem_load_uops_retired.hit_lfb r40d1 0,1,2,3 0,1,2,3
> l1d_pend_miss.pending r148 2 2
>
> Seems these five events couldn't be counting at the same time,
> although in terms of hardware they should get along. Is this a bug or
> a limitation I should be aware of? Thank you so much.
>
> Yuanfang
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