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Posted to issues@flink.apache.org by "Mark Reddy (JIRA)" <ji...@apache.org> on 2016/05/17 19:35:12 UTC
[jira] [Assigned] (FLINK-3914) BlobServer.createTemporaryFilename()
has concurrency safety problem
[ https://issues.apache.org/jira/browse/FLINK-3914?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Mark Reddy reassigned FLINK-3914:
---------------------------------
Assignee: Mark Reddy
> BlobServer.createTemporaryFilename() has concurrency safety problem
> -------------------------------------------------------------------
>
> Key: FLINK-3914
> URL: https://issues.apache.org/jira/browse/FLINK-3914
> Project: Flink
> Issue Type: Bug
> Reporter: ZhengBowen
> Assignee: Mark Reddy
>
> When JobManager just started to receive multiple concurrent requests,BlobServer.createTemporaryFilename() has concurrency safety problem.
> Exception:
> ```
> [2016-05-13 10:53:10.262] [BLOB connection for /xx.xx.xx.xx:55231] ERROR org.apache.flink.runtime.blob.BlobServerConnection - PUT operation failed
> java.lang.RuntimeException: Cannot create directory for incoming files D:\RDSWorkSpace\computing-rc\target\test\tmp\blobs\blobStore-63d1bef5-d92c-4a24-bf34-ff9c23046b71\incoming
> at org.apache.flink.runtime.blob.BlobUtils.getIncomingDirectory(BlobUtils.java:112) ~[flink-runtime-rds-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> at org.apache.flink.runtime.blob.BlobServer.createTemporaryFilename(BlobServer.java:217) ~[flink-runtime-rds-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> at org.apache.flink.runtime.blob.BlobServerConnection.put(BlobServerConnection.java:296) [flink-runtime-rds-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> at org.apache.flink.runtime.blob.BlobServerConnection.run(BlobServerConnection.java:109) [flink-runtime-rds-1.0.0-SNAPSHOT.jar:1.0.0-SNAPSHOT]
> ```
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