[PATCH v2 2.6.38-rc8-tip 0/20] 0: Inode based uprobes

Tom Tromey tromey@redhat.com
Wed Mar 16 17:32:00 GMT 2011


Steve> I'm more interested in the perf/trace than gdb, as the way gdb is mostly
Steve> used (at least now) to debug problems in the code with a big hammer
Steve> (single step, look at registers/variables). That is, gdb is usually very
Steve> interactive and its best to "stop the code" from running to examine what
Steve> has happened. gdb is not something you will run on an application that
Steve> is being used by others.

It depends.  People do in fact do this stuff.  In recent years gdb got
its own implementation of "always inserted" breakpoints (basically the
same idea as uprobes) to support some trickier multi-thread debugging
scenarios.

Tom



More information about the Systemtap mailing list