You can also have a look at PerformanceEvaluation tool on master (and probably branch-1 and 0.98, but I don't recall exactly). See what it does on the client side to enable tracing. IIRC, the param is --traceRate.
-n On Thursday, August 7, 2014, Ted Yu <[email protected]> wrote: > See http://hbase.apache.org/book.html#tracing > > You can use 0.96+ for this feature. > > Cheers > > > On Thu, Aug 7, 2014 at 7:11 PM, yun peng <[email protected] > <javascript:;>> wrote: > > > Hi, I have searched online but did not find an answer, so I am asking > > around here. > > > > I would like to enable the tracing function on HBase. I heard that it is > > possible as HBase is already instrumented and uses HTrace. But I do not > > know how to turn on the HTrace function on an HBase (e.g. what is the > > correct configuration knob for this purpose? and which version of HBase > > should I use).. Thanks > > > > Regards, > > Yun > > >
