When using Derby, ManifoldCF incremental indexer sometimes gets a deadlock
exception
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Key: CONNECTORS-225
URL: https://issues.apache.org/jira/browse/CONNECTORS-225
Project: ManifoldCF
Issue Type: Bug
Components: Framework agents process
Affects Versions: ManifoldCF 0.2, ManifoldCF 0.1, ManifoldCF 0.3
Reporter: Karl Wright
When working with Derby and indexing documents rapidly, sometimes the following
deadlock stack trace is thrown:
at org.apache.manifoldcf.core.database.DBInterfaceDerby.reinterpretExcep
tion(DBInterfaceDerby.java:803)
at org.apache.manifoldcf.core.database.DBInterfaceDerby.performQuery(DBI
nterfaceDerby.java:961)
at org.apache.manifoldcf.core.database.BaseTable.performQuery(BaseTable.
java:229)
at org.apache.manifoldcf.agents.incrementalingest.IncrementalIngester.no
teDocumentIngest(IncrementalIngester.java:1372)
at org.apache.manifoldcf.agents.incrementalingest.IncrementalIngester.pe
rformIngestion(IncrementalIngester.java:469)
at org.apache.manifoldcf.agents.incrementalingest.IncrementalIngester.do
cumentIngest(IncrementalIngester.java:365)
at org.apache.manifoldcf.crawler.system.WorkerThread$ProcessActivity.ing
estDocument(WorkerThread.java:1587)
at org.apache.manifoldcf.crawler.connectors.webcrawler.WebcrawlerConnect
or.processDocuments(WebcrawlerConnector.java:1222)
at org.apache.manifoldcf.crawler.connectors.BaseRepositoryConnector.proc
essDocuments(BaseRepositoryConnector.java:423)
at org.apache.manifoldcf.crawler.system.WorkerThread.run(WorkerThread.ja
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