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https://issues.apache.org/jira/browse/HDFS-17454?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17834509#comment-17834509
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ASF GitHub Bot commented on HDFS-17454:
---------------------------------------
xiaojunxiang2023 commented on code in PR #6709:
URL: https://github.com/apache/hadoop/pull/6709#discussion_r1554551429
##########
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeFsck.java:
##########
@@ -1201,7 +1200,7 @@ private void lostFoundInit(DFSClient dfs) {
lfInitedOk = true;
}
} catch (Exception e) {
- e.printStackTrace();
+ LOG.error(lfName + " dir init failed.", e);
lfInitedOk = false;
}
Review Comment:
Thank you for your guidance. It seems better to throw out exceptions so that
the Client can also perceive specific exception information. I will immediately
modify it
> Fix namenode fsck swallows the exception stacktrace, this can help us to
> troubleshooting log.
> ---------------------------------------------------------------------------------------------
>
> Key: HDFS-17454
> URL: https://issues.apache.org/jira/browse/HDFS-17454
> Project: Hadoop HDFS
> Issue Type: Improvement
> Affects Versions: 3.3.6
> Reporter: xiaojunxiang
> Priority: Minor
> Labels: pull-request-available
> Attachments: image-2024-04-05-15-40-37-147.png,
> image-2024-04-05-15-41-38-420.png
>
>
> When I used `hdfs fsck /xxx.txt -move`, missing error, but I can't kown the
> reason, because the exception stacktrace doesn't append to LOG, original code:
> !image-2024-04-05-15-40-37-147.png!
>
> When I fix it, look, we can see the exception stacktrace:
> !image-2024-04-05-15-41-38-420.png!
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