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| -rw-r--r-- | simpleperf/doc/README.md | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/simpleperf/doc/README.md b/simpleperf/doc/README.md index 39207c67..853a2852 100644 --- a/simpleperf/doc/README.md +++ b/simpleperf/doc/README.md @@ -115,16 +115,15 @@ See [scripts_reference.md](./scripts_reference.md). ## Answers to common issues ### Why we suggest profiling on Android >= N devices? -``` + 1. Running on a device reflects a real running situation, so we suggest -profiling on real devices instead of emulators. + profiling on real devices instead of emulators. 2. To profile Java code, we need ART running in oat mode, which is only -available >= L for rooted devices, and >= N for non-rooted devices. + available >= L for rooted devices, and >= N for non-rooted devices. 3. Old Android versions are likely to be shipped with old kernels (< 3.18), -which may not support profiling features like recording dwarf based call graphs. + which may not support profiling features like recording dwarf based call graphs. 4. Old Android versions are likely to be shipped with Arm32 chips. In Arm32 -mode, recording stack frame based call graphs doesn't work well. -``` + mode, recording stack frame based call graphs doesn't work well. ### Suggestions about recording call graphs |