This presentation will provide an overview of these tools, including:
Profiling tools Scripting support: python, perl perf probe: Dynamic events for user and kernel space
The presenter will also talk about recent developments and plans, such as the annotation browser improvements, including:
- Live mode, directly from ‘perf top’
- Simplification of disassembler output
- Navigation thru call, rets, jumps
- Augmentation of jumps with arrows to targets
- Showing number of sources to a jump target
- Correlation of multiple events
And other topics such as:
- perf probe support for userpace probes
- Userspace callchains
- Regression testing improvements
- Hardware based branch profiling (LBR)
- And interact with the audience looking for feature requests and feedback about the tools.
##Intended audience kernel and userspace developers interested in understanding what is happening on their systems using a growing set of observability tools.
Arnaldo Carvalho de Melo is a Principal Software Engineer at the Real Time team at Red Hat.