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Can we measure successful store-forwarding with Intel's performance counters?

score 326 · Answer 1 · 2025-01-06 15:31:21

2

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326

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Can we measure successful store-forwarding with Intel's performance counters?

326 views Asked by BeeOnRope At 06 January 2025 at 15:31

score 1544 · Answer 2 · 2025-01-06 15:29:08

How to use rdpmc instruction for counting L1d cache miss?

1.5k views Asked by ruach At 06 January 2025 at 15:29

score 81 · Answer 3 · 2025-01-06 15:27:43

How to count offcore PMU events on an old kernel?

81 views Asked by Frontier_Setter At 06 January 2025 at 15:27

score 36 · Answer 4 · 2025-01-06 15:30:26

How to count the number of data loaded into the cache but not used?

36 views Asked by Frontier_Setter At 06 January 2025 at 15:30

score 50 · Answer 5 · 2025-01-06 15:41:21

Why does it need to be divided by 9 when calculating UPI bandwidth on the Intel platform using UNC_UPI_TxL_FLITS.ALL_DATA event?

50 views Asked by Frontier_Setter At 06 January 2025 at 15:41

score 2590 · Answer 6 · 2025-01-06 15:29:08

Intel Performance Monitor -- any way to monitor per-process?

2.5k views Asked by user541686 At 06 January 2025 at 15:29

score 402 · Answer 7 · 2025-01-06 15:28:16

How to use rdpmc instruction on AMD (EPYC) processor?

402 views Asked by PierreJ At 06 January 2025 at 15:28

score 139 · Answer 8 · 2025-01-06 15:30:24

`SIGSEGV` when reading `HW_CPU_CYCLES` on Alder Lake efficiency cores

139 views Asked by Joel At 06 January 2025 at 15:30

score 325 · Answer 9 · 2025-01-06 15:27:42

cpuid: reported micro-architecture seems ambiguous

325 views Asked by ecwdw 23e3e23e At 06 January 2025 at 15:27

score 343 · Answer 10 · 2025-01-06 15:26:34

Read PMU counters using wrmsrl and rdmsrl

343 views Asked by Mohammad Siavashi At 06 January 2025 at 15:26

TechQA.

List Question

Can we measure successful store-forwarding with Intel's performance counters?

How to use rdpmc instruction for counting L1d cache miss?

How to count offcore PMU events on an old kernel?

How to count the number of data loaded into the cache but not used?

Why does it need to be divided by 9 when calculating UPI bandwidth on the Intel platform using UNC_UPI_TxL_FLITS.ALL_DATA event?

Intel Performance Monitor -- any way to monitor per-process?

How to use rdpmc instruction on AMD (EPYC) processor?

`SIGSEGV` when reading `HW_CPU_CYCLES` on Alder Lake efficiency cores

cpuid: reported micro-architecture seems ambiguous

Read PMU counters using wrmsrl and rdmsrl

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