Michael McCandless created LUCENE-5775:
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Summary: JaspellTernarySearchTrie.ramBytesUsed hits
StackOverflowError
Key: LUCENE-5775
URL: https://issues.apache.org/jira/browse/LUCENE-5775
Project: Lucene - Core
Issue Type: Bug
Reporter: Michael McCandless
I hit this when trying to run LookupBenchmarkTest for LUCENE-5752:
{noformat}
[junit4] 2> NOTE: reproduce with: ant test -Dtestcase=LookupBenchmarkTest
-Dtests.method=testStorageNeeds -Dtests.seed=EA0FADB2EE37D385
-Dtests.locale=es_ES -Dtests.timezone=Etc/Greenwich -Dtests.file.encoding=UTF-8
[junit4] ERROR 1.89s | LookupBenchmarkTest.testStorageNeeds <<<
[junit4] > Throwable #1: java.lang.StackOverflowError
[junit4] > at
__randomizedtesting.SeedInfo.seed([EA0FADB2EE37D385:DF8106BCB29C472F]:0)
[junit4] > at java.lang.Class.getMethod0(Class.java:2774)
[junit4] > at
java.lang.Class.isCheckMemberAccessOverridden(Class.java:2214)
[junit4] > at java.lang.Class.checkMemberAccess(Class.java:2233)
[junit4] > at java.lang.Class.getDeclaredFields(Class.java:1805)
[junit4] > at
org.apache.lucene.util.RamUsageEstimator.shallowSizeOfInstance(RamUsageEstimator.java:351)
[junit4] > at
org.apache.lucene.util.RamUsageEstimator.shallowSizeOf(RamUsageEstimator.java:329)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:100)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
[junit4] > at
org.apache.lucene.search.suggest.jaspell.JaspellTernarySearchTrie$TSTNode.ramBytesUsed(JaspellTernarySearchTrie.java:103)
{noformat}
I think we should just remove/deprecate this suggester? The FST based
suggesters are far more RAM efficient...
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