1.install Go into your environment
2.download and build websocket-tester
go get github.com/wtmmac/websocket-tester
Usage of ./websocket-tester:
-i=10: Interval of starting websocketTester(Unit:Millisecond)
-n=1: Number of requests to perform
-ws="ws://localhost:7001/dmlive/new-msg/socket/658": websocket address