解决could only be written to 0 of the 1 minReplication nodes,there are 0 datanode(s) running问题
org.apache.hadoop.ipc.RemoteException:File/ai/flink/checkpoint/data/topi-ord-day-b/checkpoint-meta/87134/8d491e6e4b84eee3d25b6db1f1e301d1/shared/72e36ca2-8525-4f7d-a7d4-aa85ea583f78couldonlybewrittent