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Hive QA commented on HIVE-18866: -------------------------------- Here are the results of testing the latest attachment: https://issues.apache.org/jira/secure/attachment/12923993/HIVE-18866.01.patch {color:green}SUCCESS:{color} +1 due to 1 test(s) being added or modified. {color:red}ERROR:{color} -1 due to 4 failed/errored test(s), 14399 tests executed *Failed tests:* {noformat} TestMinimrCliDriver - did not produce a TEST-*.xml file (likely timed out) (batchId=94) [infer_bucket_sort_num_buckets.q,infer_bucket_sort_reducers_power_two.q,parallel_orderby.q,bucket_num_reducers_acid.q,scriptfile1.q,infer_bucket_sort_map_operators.q,infer_bucket_sort_merge.q,root_dir_external_table.q,infer_bucket_sort_dyn_part.q,udf_using.q] org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[union_stats] (batchId=159) org.apache.hadoop.hive.ql.TestTxnCommands.testQuotedIdentifier2 (batchId=301) org.apache.hive.hcatalog.pig.TestHCatLoaderComplexSchema.testTupleInBagInTupleInBag[4] (batchId=196) {noformat} Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/11051/testReport Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/11051/console Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-11051/ Messages: {noformat} Executing org.apache.hive.ptest.execution.TestCheckPhase Executing org.apache.hive.ptest.execution.PrepPhase Executing org.apache.hive.ptest.execution.YetusPhase Executing org.apache.hive.ptest.execution.ExecutionPhase Executing org.apache.hive.ptest.execution.ReportingPhase Tests exited with: TestsFailedException: 4 tests failed {noformat} This message is automatically generated. ATTACHMENT ID: 12923993 - PreCommit-HIVE-Build > Semijoin: Implement a Long -> Hash64 vector fast-path > ----------------------------------------------------- > > Key: HIVE-18866 > URL: https://issues.apache.org/jira/browse/HIVE-18866 > Project: Hive > Issue Type: Improvement > Components: Vectorization > Reporter: Gopal V > Assignee: Sergey Shelukhin > Priority: Major > Labels: performance > Attachments: 0001-hash64-WIP.patch, HIVE-18866.01.patch, > HIVE-18866.patch, perf-hash64-long.png > > > A significant amount of CPU is wasted with JMM restrictions on byte[] arrays. > To transform from one Long -> another Long, this goes into a byte[] array, > which shows up as a hotspot. > !perf-hash64-long.png! -- This message was sent by Atlassian JIRA (v7.6.3#76005)