2.2.17 DTrace Issues

  • Support for DTrace is available for UEK R4 only. To use DTrace, you must have both the ol6_x86_64_UEKR4 and ol6_x86_64_UEKR4_DTrace_userspace channels enabled for ULN.

  • Using kill -9 to terminate dtrace can leave breakpoints outstanding in processes that are being traced, which might kill them at some point.

  • The following compiler warning can be ignored for static probe definition arguments of type string (which is a D type, but not a C type):

    provider_def.h:line#: warning: parameter names (without types) in function declaration