[ioredis] Unhandled error event: Error: connect ETIMEDOUT

[nf173]

OS / Browser Version

CentOS 8.1 64位

Node.js / MongoDB Version

nodejs v14.15.1
mongodb v3.0.6

Steps to reproduce

npm run dev

> easy-mock@1.6.0 dev /app/easy-mock
> nodemon --ignore views/ --ignore public/ app

[nodemon] 1.14.11
[nodemon] to restart at any time, enter `rs`
[nodemon] watching: *.*
[nodemon] starting `node app.js`
server started at http://0.0.0.0:7300
[ioredis] Unhandled error event: Error: connect ETIMEDOUT
    at Socket.<anonymous> (/app/easy-mock/node_modules/ioredis/lib/redis.js:289:21)
    at Object.onceWrapper (events.js:421:28)
    at Socket.emit (events.js:315:20)
    at Socket._onTimeout (net.js:483:8)
    at listOnTimeout (internal/timers.js:554:17)
    at processTimers (internal/timers.js:497:7)
/app/nodejs/bin/node[26362]: ../src/node_file.cc:1023:void node::fs::Stat(const v8::FunctionCallbackInfo<v8::Value>&): Assertion `(argc) == (4)' failed.
 1: 0xa03530 node::Abort() [/app/nodejs/bin/node]
 2: 0xa035ae  [/app/nodejs/bin/node]
 3: 0xa10cb2  [/app/nodejs/bin/node]
 4: 0xbe369b  [/app/nodejs/bin/node]
 5: 0xbe4c46  [/app/nodejs/bin/node]
 6: 0xbe52c6 v8::internal::Builtin_HandleApiCall(int, unsigned long*, v8::internal::Isolate*) [/app/nodejs/bin/node]
 7: 0x13ff259  [/app/nodejs/bin/node]
[nodemon] app crashed - waiting for file changes before starting...

What is Expected？

What is actually happening？