commit | 650f8d099514036b6f25f203248e01d89f585630 | [log] [tgz] |
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author | Primiano Tucci <primiano@google.com> | Fri Jan 14 20:32:15 2022 +0000 |
committer | Primiano Tucci <primiano@google.com> | Fri Jan 14 23:47:48 2022 +0000 |
tree | c62f776dd4f98eb30d826a4b70ec8a2687c58417 | |
parent | 13d4feda1cb63a8a720b2e7dca4b27de01faeb17 [diff] |
Add traced_probes and traced_perf to readtracefd group [SV2 cherrypick] After the kernel changes [1,2,3] and the matching userspace CLs [4], any process that needs to access ftrace needs to be part of the readtracefs capability group introduced by aosp/1912638. [1] https://lore.kernel.org/all/20211115165350.976783364@linuxfoundation.org/ [2] https://lore.kernel.org/all/20211213092927.298812141@linuxfoundation.org/ [3] https://lore.kernel.org/all/20211213092927.108231338@linuxfoundation.org/ [4] https://android-review.googlesource.com/q/topic:tracefs-access Bug: 209513178 Bug: 214591300 Bug: 212364925 Change-Id: I6ce3d60983601087f2bb5801951fb5e1a86c1220 Merged-In: I6ce3d60983601087f2bb5801951fb5e1a86c1220
Perfetto is a production-grade open-source stack for performance instrumentation and trace analysis. It offers services and libraries and for recording system-level and app-level traces, native + java heap profiling, a library for analyzing traces using SQL and a web-based UI to visualize and explore multi-GB traces.
See https://perfetto.dev/docs or the /docs/ directory for documentation.