One of the big gaps in our tracing stuff to date is a lack of documentation. Without some guidance to show folks how to use the tracing, it was always unclear how broken or working our tracing was in htrace. I'd like to see some kind of docs in the feature branch prior to merge.
On Thu, Jan 21, 2021 at 11:43 PM Duo Zhang <[email protected]> wrote: > > In HBASE-22120, I tried to use OpenTelemetry to replace HTrace in HBase, > and it is basically done. > > https://github.com/apache/hbase/pull/2901 > > I've filed HBASE-25526 for later improvement. > > The remaining works for HBASE-22120 are > 1. Enabling trace on a real cluster, to test whether the whole flow works. > 2. Test the performance impact. > 3. Documentation. > > Once the above works are done and there are no big concerns, I will start a > vote to merge HBASE-22120 back to master. > > Thanks.
