[SOLR-7802] TestDistributedStatsComponentCardinality failure

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Duplicate
• Affects Version/s: 5.3, 6.0
• Assignee: Unassigned
• Reporter: Steven Rowe
• Created: 16/Jul/15 20:05
• Updated: 26/Oct/22 20:27
• Resolved: 26/Oct/22 20:27

Description

Original trunk failure on Linux: http://jenkins.sarowe.net/job/Lucene-Solr-tests-trunk/773/. Reproduced with the repro line on OS X, both with trunk/Java8 and branch_5x/java7:

  [junit4]   2> NOTE: reproduce with: ant test  -Dtestcase=TestDistributedStatsComponentCardinality -Dtests.method=test -Dtests.seed=87100DE827E75E41 -Dtests.slow=true -Dtests.locale=sr_RS -Dtests.timezone=Zulu -Dtests.asserts=true -Dtests.file.encoding=US-ASCII

Stack Trace:
java.lang.AssertionError: int_i: goodEst=13957, poorEst=13970, real=13980, p=q=id%3A%5B88+TO+14067%5D&rows=0&stats=true&stats.field=%7B%21cardinality%3D0.008936367747461982+key%3Dlow_int_i%7Dint_i&stats.field=%7B%21cardinality%3D0.008936367747461982+key%3Dlow_int_i_prehashed_l+hllPreHashed%3Dtrue%7Dint_i_prehashed_l&stats.field=%7B%21cardinality%3D0.508936367747462+key%3Dhigh_int_i%7Dint_i&stats.field=%7B%21cardinality%3D0.508936367747462+key%3Dhigh_int_i_prehashed_l+hllPreHashed%3Dtrue%7Dint_i_prehashed_l&stats.field=%7B%21cardinality%3D0.008936367747461982+key%3Dlow_long_l%7Dlong_l&stats.field=%7B%21cardinality%3D0.008936367747461982+key%3Dlow_long_l_prehashed_l+hllPreHashed%3Dtrue%7Dlong_l_prehashed_l&stats.field=%7B%21cardinality%3D0.508936367747462+key%3Dhigh_long_l%7Dlong_l&stats.field=%7B%21cardinality%3D0.508936367747462+key%3Dhigh_long_l_prehashed_l+hllPreHashed%3Dtrue%7Dlong_l_prehashed_l&stats.field=%7B%21cardinality%3D0.008936367747461982+key%3Dlow_string_s%7Dstring_s&stats.field=%7B%21cardinality%3D0.008936367747461982+key%3Dlow_string_s_prehashed_l+hllPreHashed%3Dtrue%7Dstring_s_prehashed_l&stats.field=%7B%21cardinality%3D0.508936367747462+key%3Dhigh_string_s%7Dstring_s&stats.field=%7B%21cardinality%3D0.508936367747462+key%3Dhigh_string_s_prehashed_l+hllPreHashed%3Dtrue%7Dstring_s_prehashed_l
	at __randomizedtesting.SeedInfo.seed([87100DE827E75E41:F443232891B33B9]:0)
	at org.junit.Assert.fail(Assert.java:93)
	at org.junit.Assert.assertTrue(Assert.java:43)
	at org.apache.solr.handler.component.TestDistributedStatsComponentCardinality.test(TestDistributedStatsComponentCardinality.java:216)
[...]

Issue Links

• duplicates: SOLR-10918 Hashing for IntPointFields is broken for HLL
• is related to: SOLR-7787 Fork HyperLogLog and remove fastutil dependency