Support real time tps and current block tps

[SamYuan1990]

Is your proposal related to a problem?

N/A

Describe the solution you'd like

Support real time tps and current block tps real time tps = total txs from start to now/duration(start time to now) current block tps = this block txs/duration(this block time - last block time)

Describe alternatives you've considered

N/A

Additional context

N/A