Hey folks, we have a cluster with HA mode enabled, and recently after doing a zookeeper restart, our Kafka cluster (Flink v. 1.11.3, Scala v. 2.12) crashed and was stuck in a crash loop, with the following error:
2021-06-10 02:14:52.123 [cluster-io-thread-1] ERROR org.apache.flink.runtime.entrypoint.ClusterEntrypoint - Fatal error occurred in the cluster entrypoint. java.util.concurrent.CompletionException: org.apache.flink.util.FlinkRuntimeException: Could not recover job with job id 00000000000000000000000000000000. at java.base/java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:314) at java.base/java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:319) at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1702) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) at java.base/java.lang.Thread.run(Thread.java:834) Caused by: org.apache.flink.util.FlinkRuntimeException: Could not recover job with job id 00000000000000000000000000000000. at org.apache.flink.runtime.dispatcher.runner.SessionDispatcherLeaderProcess.recoverJob(SessionDispatcherLeaderProcess.java:149) at org.apache.flink.runtime.dispatcher.runner.SessionDispatcherLeaderProcess.recoverJobs(SessionDispatcherLeaderProcess.java:125) at org.apache.flink.runtime.dispatcher.runner.AbstractDispatcherLeaderProcess.supplyUnsynchronizedIfRunning(AbstractDispatcherLeaderProcess.java:200) at org.apache.flink.runtime.dispatcher.runner.SessionDispatcherLeaderProcess.recoverJobsIfRunning(SessionDispatcherLeaderProcess.java:115) at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1700) ... 3 common frames omitted Caused by: org.apache.flink.util.FlinkException: Could not retrieve submitted JobGraph from state handle under /00000000000000000000000000000000. This indicates that the retrieved state handle is broken. Try cleaning the state handle store. at org.apache.flink.runtime.jobmanager.ZooKeeperJobGraphStore.recoverJobGraph(ZooKeeperJobGraphStore.java:192) at org.apache.flink.runtime.dispatcher.runner.SessionDispatcherLeaderProcess.recoverJob(SessionDispatcherLeaderProcess.java:146) ... 7 common frames omitted Caused by: java.io.FileNotFoundException: No such file or directory: s3a://myfolder/recovery/myservice/2021-05-25T04:36:33Z/submittedJobGraph06ea8512c493 at org.apache.hadoop.fs.s3a.S3AFileSystem.s3GetFileStatus(S3AFileSystem.java:2255) at org.apache.hadoop.fs.s3a.S3AFileSystem.innerGetFileStatus(S3AFileSystem.java:2149) at org.apache.hadoop.fs.s3a.S3AFileSystem.getFileStatus(S3AFileSystem.java:2088) at org.apache.hadoop.fs.s3a.S3AFileSystem.open(S3AFileSystem.java:699) at org.apache.hadoop.fs.FileSystem.open(FileSystem.java:950) at org.apache.flink.fs.s3hadoop.common.HadoopFileSystem.open(HadoopFileSystem.java:120) at org.apache.flink.fs.s3hadoop.common.HadoopFileSystem.open(HadoopFileSystem.java:37) at org.apache.flink.core.fs.PluginFileSystemFactory$ClassLoaderFixingFileSystem.open(PluginFileSystemFactory.java:127) at org.apache.flink.runtime.state.filesystem.FileStateHandle.openInputStream(FileStateHandle.java:69) at org.apache.flink.runtime.state.RetrievableStreamStateHandle.openInputStream(RetrievableStreamStateHandle.java:65) at org.apache.flink.runtime.state.RetrievableStreamStateHandle.retrieveState(RetrievableStreamStateHandle.java:58) at org.apache.flink.runtime.jobmanager.ZooKeeperJobGraphStore.recoverJobGraph(ZooKeeperJobGraphStore.java:186) ... 8 common frames omitted We have an idea of why the file might be gone and are addressing it, but my question is: *how can I configure this in such a way so that a missing job file doesn't trap the cluster in a forever restart loop?* Is there some setting to just treat this like a complete fresh deployment if the recovery file is missing? Thanks! Li