缺少了jobId 参数； ./bin/flink savepoint <jobId> [savepointDirectory] This will trigger a savepoint for the job with ID jobId, and returns the path of the created savepoint. You need this path to restore and dispose savepoints. | | diyukun2019 | | diyukun2...@163.com | 签名由网易邮箱大师定制 On 9/30/2019 14:56，pengchengl...@163.com<pengchengl...@163.com> wrote： 谢谢你的回复，我试了下，还是说缺少必填参数。 如下： $ bin/flink savepoint -d file://home/pengchenglin/flinkresult/savepoint/savepoint-ffbc58-9daf3085de9a/
------------------------------------------------------------ The program finished with the following exception: java.lang.NullPointerException: Missing required argument: savepoint path. Usage: bin/flink savepoint -d <savepoint-path> at org.apache.flink.util.Preconditions.checkNotNull(Preconditions.java:75) at org.apache.flink.client.cli.CliFrontend.disposeSavepoint(CliFrontend.java:721) at org.apache.flink.client.cli.CliFrontend.lambda$savepoint$8(CliFrontend.java:657) at org.apache.flink.client.cli.CliFrontend.runClusterAction(CliFrontend.java:945) at org.apache.flink.client.cli.CliFrontend.savepoint(CliFrontend.java:654) at org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:1025) at org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:1083) 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:1556) at org.apache.flink.runtime.security.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:41) at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:1083) pengchengl...@163.com 发件人： 星沉 发送时间： 2019-09-30 14:47 收件人： user-zh 主题： Re: Command: Flink savepoint -d reported an error。 savepoint路径参数不对。file后面多了个一个/吧。 pengchengl...@163.com wrote: $ bin/flink savepoint -dfile:///home/pengchenglin/flinkresult/savepoint/savepoint-ffbc58-9daf3085de9a/ ------------------------------------------------------------ The program finished with the following exception: java.lang.NullPointerException: Missing required argument: savepoint path. Usage: bin/flink savepoint -d <savepoint-path>
