[CI] ClassificationIT testDependentVariableIsNested failing #121458
Description
Build Scans:
Reproduction Line:
./gradlew ":x-pack:plugin:ml:qa:native-multi-node-tests:javaRestTest" --tests "org.elasticsearch.xpack.ml.integration.ClassificationIT.testDependentVariableIsNested" -Dtests.seed=36AD92812B8A985C -Dtests.locale=rm-CH -Dtests.timezone=Poland -Druntime.java=23
Applicable branches:
8.x
Reproduces locally?:
N/A
Failure History:
See dashboard
Failure Message:
java.lang.AssertionError: Stats were: {"id":"dependent_variable_is_nested","state":"started","progress":[{"phase":"reindexing","progress_percent":100},{"phase":"loading_data","progress_percent":100},{"phase":"feature_selection","progress_percent":100},{"phase":"coarse_parameter_search","progress_percent":100},{"phase":"fine_tuning_parameters","progress_percent":37},{"phase":"final_training","progress_percent":0},{"phase":"writing_results","progress_percent":0},{"phase":"inference","progress_percent":0}],"data_counts":{"training_docs_count":100,"test_docs_count":0,"skipped_docs_count":0},"memory_usage":{"timestamp":1738769510070,"peak_usage_bytes":52836,"status":"ok"},"analysis_stats":{"classification_stats":{"timestamp":1738769510070,"iteration":6,"hyperparameters":{"class_assignment_objective":"maximize_minimum_recall","alpha":19.85752161157305,"downsample_factor":0.4253529339818778,"eta":0.775495459781878,"eta_growth_rate_per_tree":1.2720234564895039,"feature_bag_fraction":0.14606548
[truncated]
Issue Reasons:
- [8.x] 2 failures in test testDependentVariableIsNested (0.3% fail rate in 735 executions)
Note:
This issue was created using new test triage automation. Please report issues or feedback to es-delivery.