问云函数timeout？

错误复现如下：

Error: errCode: -404011 cloud function execution error | errMsg: cloud.callFunction:fail requestID f7c244c8-658c-11e9-93a4-525400681fe1, cloud function service error code -504002, error message Task timed out after 20 seconds; at cloud.callFunction api;

at new e (WAService.js:1)

at u (WAService.js:1)

at Object.t.returnAsFinalCloudSDKError (WAService.js:1)

at Function.success (WAService.js:1)

at WAService.js:1

at O (WAService.js:1)

at a.<anonymous> (WAService.js:1)

at a.emit (WAService.js:1)

at Va (WAService.js:1)

at WAService.js:1

感谢！