看不到图片信息，换一个图床工具上传图片吧 Luan Cooper <[email protected]> 于2020年7月17日周五 下午4:11写道：
> 附一个 Job Graph 信息，在 Cal 处挂了 > [image: image.png] > > On Fri, Jul 17, 2020 at 4:01 PM Luan Cooper <[email protected]> wrote: > >> 实际有 20 左右个字段，用到的 UDF 有 COALESCE / CAST / JSON_PATH / TIMESTAMP 类 >> *是指 UDF 返回了 NULL 导致的吗？* >> >> >> On Fri, Jul 17, 2020 at 2:54 PM godfrey he <[email protected]> wrote: >> >>> udf_xxx的逻辑是啥？ >>> >>> >>> Luan Cooper <[email protected]> 于2020年7月17日周五 下午2:40写道： >>> >>> > Hi >>> > >>> > 我有这么一个 SQL >>> > INSERT INTO es >>> > SELECT >>> > a, >>> > udf_xxx(b) >>> > FROM mongo_oplog -- 自定义 TableFactory >>> > >>> > Job 提交后 fail 了，从 Job 提交到 Fail 只有一处来自非业务代码的 NPE 如下，没有任何业务代码 >>> Exception，可以稳定重现 >>> > >>> > LUE _UTF-16LE'v2'))) AS return_received_time]) (1/1) >>> > (bdf9b131f82a8ebc440165b82b89e570) switched from RUNNING to FAILED. >>> > >>> > java.lang.NullPointerException >>> > >>> > at StreamExecCalc$8016.split$7938$(Unknown Source) >>> > >>> > at StreamExecCalc$8016.processElement(Unknown Source) >>> > >>> > at >>> > >>> > >>> org.apache.flink.streaming.runtime.tasks.OneInputStreamTask$StreamTaskNetworkOutput.emitRecord(OneInputStreamTask.java:173) >>> > >>> > at >>> > org.apache.flink.streaming.runtime.io >>> > .StreamTaskNetworkInput.processElement(StreamTaskNetworkInput.java:151) >>> > >>> > at >>> > org.apache.flink.streaming.runtime.io >>> > .StreamTaskNetworkInput.emitNext(StreamTaskNetworkInput.java:128) >>> > >>> > at >>> > org.apache.flink.streaming.runtime.io >>> > .StreamOneInputProcessor.processInput(StreamOneInputProcessor.java:69) >>> > >>> > at >>> > >>> > >>> org.apache.flink.streaming.runtime.tasks.StreamTask.processInput(StreamTask.java:311) >>> > >>> > at >>> > >>> > >>> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:187) >>> > >>> > at >>> > >>> > >>> org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:487) >>> > >>> > at >>> > >>> > >>> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:470) >>> > >>> > at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:707) >>> > >>> > at org.apache.flink.runtime.taskmanager.Task.run(Task.java:532) >>> > >>> > at java.lang.Thread.run(Thread.java:748) >>> > >>> > 请问这种怎样情况排查问题？ >>> > 有任何线索都可以 >>> > >>> > 感谢 >>> > >>> >>
