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flink savepoint

本人在使用flink savepoint 保存快照的时候,遇到错误,目前不清楚是因为什么导致这个问题,路过的大佬帮忙看下。

flink 版本1.10.1

执行 flink savepoint a3a2e6c3a5a00bbe4c0c9e351dc58c47 hdfs://hadoopnamenodeHA/flink/flink-savepoints

出现错误信息

org.apache.flink.util.FlinkException: Triggering a savepoint for the job a3a2e6c3a5a00bbe4c0c9e351dc58c47 failed.

at org.apache.flink.client.cli.CliFrontend.triggerSavepoint(CliFrontend.java:631)

at org.apache.flink.client.cli.CliFrontend.lambda$savepoint$9(CliFrontend.java:609)

at org.apache.flink.client.cli.CliFrontend.runClusterAction(CliFrontend.java:841)

at org.apache.flink.client.cli.CliFrontend.savepoint(CliFrontend.java:606)

at org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:908)

at org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:966)

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:1836)

at org.apache.flink.runtime.security.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:41)

at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:966)

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.triggerSavepoint(CliFrontend.java:625)*来自志愿者整理的flink邮件归档

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小阿怪 2021-12-07 10:53:53 919 0
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  • 这个报错只是在规定的时间内没有完成 Savepoint,导致客户端连接 Master 超时, 具体的原因需要看下 Jobmaster 的日志。 PS:在任务一直重启、反压的情况下,一般 Savepoint 都会失败。*来自志愿者整理的flink邮件归档

    2021-12-07 11:27:44
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