As you have probably aware, DiDi upgrade a large cluster from Hadoop 2 to Hadoop3 recently.
Fei Hui from DiDi graciously agreed to speak to us their upgrade experience at the next APAC Mandarin Online meetup which is in two weeks. So stay tuned! Time/Date: Jan 1 10PM (US west coast PST) / Jan 2 2pm (Beijing, China CST)
