====== command Qbtrace ======

**Format:** ‘Qbtrace:bts’ or
‘Qbtrace:pt’ or
‘Qbtrace:off’


**Meaning:** __bts__: Enable branch tracing for the current thread using Branch Trace Store. 

__pt__: Enable branch tracing for the current thread using Intel Processor Trace.

__off__: Disable branch tracing for the current thread. 

**Reply:** <code>OK</code>