我在这里找到了答案:https : //scalegrid.io/blog/understanding-mongodb-client-timeout- options/
@Bean
public MongoDbFactory mongoDbFactory() throws Exception {
MongoClientOptions.Builder optionsBuilder = MongoClientOptions.builder();
optionsBuilder.connectTimeout(300);
optionsBuilder.socketTimeout(300);
optionsBuilder.serverSelectionTimeout(300);
return new SimpleMongoDbFactory(new MongoClientURI(mongoUri, optionsBuilder));
}