Asaf Mesika

I don't have a lot of time lately. Would love help with PR on this.

Not relevant as it is on a test

@Doron-Bargo

Thanks, for this is in test code, which is not that interesting.

Already merged

What is jucies?

> @asafm @tjiuming Would you please help take a look? thanks. Done @hangc0276

For future readers of this PR: **Why is this PR needed?** Pulsar uses Bookkeeper Client, which has metrics. The way to get those metrics is to implement the BK Metric...

> > For future readers of this PR: > > **Why is this PR needed?** Pulsar uses Bookkeeper Client, which has metrics. The way to get those metrics is to...

BTW: Force push is not good - I lose all context - I can't see only the changes you've added