[ 
https://issues.apache.org/jira/browse/HDFS-9569?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15098968#comment-15098968
 ] 

Hudson commented on HDFS-9569:
------------------------------

FAILURE: Integrated in Hadoop-trunk-Commit #9114 (See 
[https://builds.apache.org/job/Hadoop-trunk-Commit/9114/])
HDFS-9648. TestStartup.testImageChecksum is broken by HDFS-9569's (yzhang: rev 
817cc1f02a60ef4e372171415058fdc76c0d2e39)
* 
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestStartup.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt


> Log the name of the fsimage being loaded for better supportability
> ------------------------------------------------------------------
>
>                 Key: HDFS-9569
>                 URL: https://issues.apache.org/jira/browse/HDFS-9569
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: namenode
>            Reporter: Yongjun Zhang
>            Assignee: Yongjun Zhang
>            Priority: Trivial
>              Labels: supportability
>             Fix For: 2.7.3
>
>         Attachments: HDFS-9569.001.patch, HDFS-9569.002.patch, 
> HDFS-9569.003.patch, HDFS-9569.004.patch, HDFS-9569.005.patch
>
>
> When NN starts to load fsimage, it does
> {code}
>  void loadFSImageFile(FSNamesystem target, MetaRecoveryContext recovery,
>       FSImageFile imageFile, StartupOption startupOption) throws IOException {
>       LOG.debug("Planning to load image :\n" + imageFile);
>       ......
>     long txId = loader.getLoadedImageTxId();
>     LOG.info("Loaded image for txid " + txId + " from " + curFile);
> {code}
> A debug msg is issued at the beginning with the fsimage file name, then at 
> the end an info msg is issued after loading.
> If the fsimage loading failed due to corrupted fsimage (see HDFS-9406), we 
> don't see the first msg. It'd be helpful to always be able to see from NN 
> logs what fsimage file it's loading.
> Two improvements:
> 1. Change the above debug to info
> 2. If exception happens when loading fsimage, be sure to report the fsimage 
> name being loaded in the error message.



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