Bibo Mao
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492ac37fa3
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perf kvm: Add kvm-stat for loongarch64
Add support for 'perf kvm stat' on loongarch64 platform, now only kvm
exit event is supported.
Here is example output about "perf kvm --host stat report" command
Event name Samples Sample% Time (ns) Time% Mean Time (ns)
Mem Store 83969 51.00% 625697070 8.00% 7451
Mem Read 37641 22.00% 112485730 1.00% 2988
Interrupt 15542 9.00% 20620190 0.00% 1326
IOCSR 15207 9.00% 94296190 1.00% 6200
Hypercall 4873 2.00% 12265280 0.00% 2516
Idle 3713 2.00% 6322055860 87.00% 1702681
FPU 1819 1.00% 2750300 0.00% 1511
Inst Fetch 502 0.00% 1341740 0.00% 2672
Mem Modify 324 0.00% 602240 0.00% 1858
CPUCFG 55 0.00% 77610 0.00% 1411
CSR 12 0.00% 19690 0.00% 1640
LASX 3 0.00% 4870 0.00% 1623
LSX 2 0.00% 2100 0.00% 1050
Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
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2024-07-10 16:50:27 +08:00 |
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