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