Re: flink1.10 stop with a savepoint失败

Mon, 19 Oct 2020 00:48:03 -0700 

Hi
    你可以看下 JM log 中这个 savepoint 失败是什么原因导致的，如果是 savepoint 超时了，就要看哪个 task
完成的慢，（savepoint 可能比 checkpoint 要慢）
Best,
Congxian


Robin Zhang <[email protected]> 于2020年10月19日周一 下午3:42写道：

> 普通的source -> map -> filter-> sink 测试应用。
>
> 触发savepoint的脚本 ：
>     ${FLINK_HOME} stop -p ${TARGET_DIR} -d ${JOB_ID}
> 具体报错信息：
>
> org.apache.flink.util.FlinkException: Could not stop with a savepoint job
> "81990282a4686ebda3d04041e3620776".
>         at
> org.apache.flink.client.cli.CliFrontend.lambda$stop$5(CliFrontend.java:462)
>         at
>
> org.apache.flink.client.cli.CliFrontend.runClusterAction(CliFrontend.java:843)
>         at
> org.apache.flink.client.cli.CliFrontend.stop(CliFrontend.java:454)
>         at
>
> org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:907)
>         at
>
> org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:968)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:422)
>         at
>
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1962)
>         at
>
> org.apache.flink.runtime.security.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:41)
>         at
> org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:968)
> Caused by: java.util.concurrent.TimeoutException
>         at
>
> java.util.concurrent.CompletableFuture.timedGet(CompletableFuture.java:1771)
>         at
> java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1915)
>         at
> org.apache.flink.client.cli.CliFrontend.lambda$stop$5(CliFrontend.java:460)
>         ... 9 more
>
>
>
> 查看报错，怀疑是权限问题，我是root用户启动的应用，savepoint目录所在的hdfs路径权限所属也是root，如果不停止应用，直接触发savepoint没问题，继续定位到是root用户去停止hadoop
> 应用遇到权限问题，但是不知道怎么解决，目前卡在这里。
>
>
>
> --
> Sent from: http://apache-flink.147419.n8.nabble.com/
>

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