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Diffstat (limited to 'results/classifier/zero-shot-user-mode/output/runtime/2460')
| -rw-r--r-- | results/classifier/zero-shot-user-mode/output/runtime/2460 | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/results/classifier/zero-shot-user-mode/output/runtime/2460 b/results/classifier/zero-shot-user-mode/output/runtime/2460 new file mode 100644 index 00000000..4d67124b --- /dev/null +++ b/results/classifier/zero-shot-user-mode/output/runtime/2460 @@ -0,0 +1,14 @@ +runtime: 0.432 +instruction: 0.358 +syscall: 0.210 + + + +Significant performance degradation of qemu-x86_64 starting from version 3 on aarch64 +Description of problem: +When I ran CoreMark with different qemu user-mode versions，guest x86-64-> host arm64, I found that the performance was highest with QEMU 2.x versions, and there was a significant performance degradation starting from QEMU version 3. What is the reason? + +| | | | | | | | | | | | | +|------------------------------------------|-------------|-------------|-------------|-------------|-------------|-------------|------------|-------------|-------------|-------------|-------------| +| qemu version | 2.5.1 | 2.8.0 | 2.9.0 | 2.9.1 | 3.0.0 | 4.0.0 | 5.2.0 | 6.2.0 | 7.2.13 | 8.2.6 | 9.0.1 | +| coremark score | 3905.995703 | 4465.947153 | 4534.119247 | 4538.577912 | 1167.337886 | 1163.399453 | 928.348384 | 1327.051954 | 1301.659616 | 1034.714677 | 1085.304971 | |