Mykhailo Demianenko created LUCENE-7999:
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Summary: Invalid segment file name
Key: LUCENE-7999
URL: https://issues.apache.org/jira/browse/LUCENE-7999
Project: Lucene - Core
Issue Type: Bug
Affects Versions: 7.0, 5.x, 6.x
Reporter: Mykhailo Demianenko
Priority: Minor
After really long and intensive index usage its possible to overflow counter
that used to generate new segment name that will not satisfy validation
criteria:
Caused by: java.lang.IllegalArgumentException: invalid codec filename
'_-zik0zk_Lucene54_0.dvm', must match: _[a-z0-9]+(_.*)?\..*
at org.apache.lucene.index.SegmentInfo.checkFileNames(SegmentInfo.java:280)
at org.apache.lucene.index.SegmentInfo.addFiles(SegmentInfo.java:262)
at org.apache.lucene.index.SegmentInfo.setFiles(SegmentInfo.java:256)
at org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:4080)
at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:3655)
at
org.apache.lucene.index.ConcurrentMergeScheduler.doMerge(ConcurrentMergeScheduler.java:588)
at
org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:626)
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