Websocket

problem description

Why does websocket keep PING PONG after connecting to the server

the environmental background of the problems and what methods you have tried

related codes

/ / Please paste the code text below (do not replace the code with pictures)

    var url = "ws://192.168.100.209:61614/stomp";
    var topic = "emp.alarm.empAlarmRecord";
    var passcode = "admin";
    var login = "admin";
    var client = Stomp.client(url);
    var onconnect = function(frame) {
     client.subscribe(topic, function(message) {
      console.log(message);
     });
    };
client.connect(login, passcode, onconnect);

what result do you expect? What is the error message actually seen?

< CONNECTED
server:ActiveMQ/5.15.4
heart-beat:10000,10000
session:ID:HTGWSoft-54998-1535002324404-5:17
version:1.1
PING
PONG
PING
PONG

Apr.26,2021

link, no message pushed up?

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e6380a-45a42.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e6380a-45a42.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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