doris 0.14.x flink sql connector doris sink checkpoint fail error replica num 1 is less than quorum replica num 2 while error backends

[silentxingtian]

Caused by: java.io.IOException: org.apache.doris.flink.exception.StreamLoadException: stream load error: errCode = 2, detailMessage = Failed to commit txn 4335361. Tablet [14868] success replica num 1 is less than quorum replica num 2 while error backends
at org.apache.doris.flink.table.DorisDynamicOutputFormat.flush(DorisDynamicOutputFormat.java:165)
at org.apache.doris.flink.table.DorisDynamicOutputFormat.lambda$open$0(DorisDynamicOutputFormat.java:92)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
... 1 more

Error occurred when checkpoint commit

flink 1.13.1
当checkpoint 提交的时候，运行一段时间后，提示 be 挂了 ，实际上 show backend 去看 是 alive 状态 ，这个错误就导致
checkpoint失败的原因，请问，有谁遇见过这个问题，能帮忙看看吗

[aihai]

Increase the batch size or the batch interval. May be the reason.