On Fri, Jun 26, 2020 at 06:27:03PM +0200, Christophe de Dinechin wrote: > The recorder library implements low-cost always-on tracing, with three > usage models: > > 1. Flight recorder: Dump information on recent events in case of crash > 2. Tracing: Individual traces can be enabled using environment variables > 3. Real-time graphing / control, using the recorder_scope application > > This short series introduces a new "recorder" back-end which connects > to the recorder. Traces using the recorder are intentionally "always on". > An example is given of how the recorder can also be used separately > from generated traces. This can be useful if you want to enable > multiple related traces for a particular topic. > > This series requires a small makefile fix submitted earlier, included > here for convenience. > > Christophe de Dinechin (3): > Makefile: Compute libraries for libqemuutil.a and libvhost-user.a > trace: Add support for recorder back-end > trace: Example of "centralized" recorder tracing
Please add a build to .travis.yml that enables recorder. That way we'll catch build failures. Thanks, Stefan
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