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Posted to issues@nifi.apache.org by GitBox <gi...@apache.org> on 2021/02/08 17:38:37 UTC

[GitHub] [nifi] markap14 opened a new pull request #4812: NIFI-8210: When Index Reader/Searcher is used, do not allow the Lucen…

markap14 opened a new pull request #4812:
URL: https://github.com/apache/nifi/pull/4812


   …e Index to be deleted until the reader/searcher is finsihed being used and closed.
   
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[GitHub] [nifi] Lehel44 commented on a change in pull request #4812: NIFI-8210: When Index Reader/Searcher is used, do not allow the Lucen…

Posted by GitBox <gi...@apache.org>.
Lehel44 commented on a change in pull request #4812:
URL: https://github.com/apache/nifi/pull/4812#discussion_r572875899



##########
File path: nifi-nar-bundles/nifi-provenance-repository-bundle/nifi-persistent-provenance-repository/src/main/java/org/apache/nifi/provenance/index/lucene/LuceneCacheWarmer.java
##########
@@ -51,7 +52,14 @@ public void run() {
             for (final File indexDir : indexDirs) {
                 final long indexStartNanos = System.nanoTime();
 
-                final EventIndexSearcher eventSearcher = indexManager.borrowIndexSearcher(indexDir);
+                final EventIndexSearcher eventSearcher;
+                try {
+                    eventSearcher = indexManager.borrowIndexSearcher(indexDir);
+                } catch (final FileNotFoundException fnfe) {
+                    logger.debug("Cannot warm Lucene Index directory {} because the directory no longer exists", indexDir);
+                    continue;
+                }

Review comment:
       Hi, What do you think of extracting this nested try to a separate method?




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[GitHub] [nifi] mattyb149 closed pull request #4812: NIFI-8210: When Index Reader/Searcher is used, do not allow the Lucen…

Posted by GitBox <gi...@apache.org>.
mattyb149 closed pull request #4812:
URL: https://github.com/apache/nifi/pull/4812


   


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[GitHub] [nifi] mattyb149 commented on pull request #4812: NIFI-8210: When Index Reader/Searcher is used, do not allow the Lucen…

Posted by GitBox <gi...@apache.org>.
mattyb149 commented on pull request #4812:
URL: https://github.com/apache/nifi/pull/4812#issuecomment-776224342


   +1 LGTM, ran a few scenarios to exercise the provenance repo, all worked as expected. Thanks for the fix! Merging to main


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