todo

todo

• dynamic tracing
  • improve call stacks
    • https://github.com/dotnet/ILMerge
    • Perf can't use perf maps for dlls? bcc can?
      • http://blogs.microsoft.co.il/sasha/2017/02/27/profiling-a-net-core-application-on-linux/
    • review mapgen.py. make sure we can get stack traces
  • bcc/bpf
    • netcore-bcc-trace.py
      • support float types
      • support parameters besides the first
      • histogram support?
• core dumps
  • understand why the GCRoot output is littered with <error>
  • Attempt to install lldb-3.9?
    • https://github.com/dotnet/coreclr/blob/master/Documentation/building/debugging-instructions.md
• test these examples on other linux distros and kernel versions
• build sidecars for other netcore versions

to read

• https://jvns.ca/blog/2017/07/05/linux-tracing-systems/
• http://man7.org/linux/man-pages/man1/perf-probe.1.html
• https://linux.die.net/man/1/perf-probe
• https://www.kernel.org/doc/Documentation/trace/kprobetrace.txt
• http://www.brendangregg.com/blog/2018-10-08/dtrace-for-linux-2018.html
• http://www.brendangregg.com/blog/2019-01-01/learn-ebpf-tracing.html
• https://www.joyfulbikeshedding.com/blog/2019-01-31-full-system-dynamic-tracing-on-linux-using-ebpf-and-bpftrace.html