Build Scans:

• elasticsearch-periodic #11997 / single-processor-node-tests
• elasticsearch-intake #35983 / part1
• elasticsearch-periodic-platform-support #11974 / almalinux-8-aarch64_checkpart1_platform-support-arm
• elasticsearch-periodic-platform-support #11970 / almalinux-10_platform-support-unix
• elasticsearch-pull-request #128349 / part-1
• elasticsearch-pull-request #128300 / part-1
• elasticsearch-pull-request #128281 / part-1
• elasticsearch-pull-request #128263 / part-1
• elasticsearch-pull-request #128179 / part-1
• elasticsearch-periodic #11989 / openjdk21_checkpart1_java-fips-matrix

Reproduction Line:

./gradlew ":test:external-modules:test-esql-heap-attack:javaRestTest" --tests "org.elasticsearch.xpack.esql.heap_attack.HeapAttackSubqueryIT.testManyRandomKeywordFieldsInSubqueryIntermediateResults" -Dtests.seed=BD34B42D8273E17A -Dtests.configure_test_clusters_with_one_processor=true -Dtests.locale=jmc-Latn-TZ -Dtests.timezone=Asia/Jerusalem -Druntime.java=25

Applicable branches:
main

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

org.elasticsearch.client.ResponseException: method [GET], host [http://[::1]:34003], URI [/_nodes/stats], status line [HTTP/1.1 503 Service Unavailable]
{"error":{"root_cause":[{"type":"master_not_discovered_exception","reason":null}],"type":"master_not_discovered_exception","reason":null},"status":503}

Issue Reasons:

• [main] 18 failures in test testManyRandomKeywordFieldsInSubqueryIntermediateResults (1.9% fail rate in 947 executions)
• [main] 9 failures in step part-1 (1.5% fail rate in 591 executions)
• [main] 2 failures in step part1 (1.2% fail rate in 167 executions)
• [main] 2 failures in pipeline elasticsearch-periodic (40.0% fail rate in 5 executions)
• [main] 10 failures in pipeline elasticsearch-pull-request (1.7% fail rate in 587 executions)
• [main] 3 failures in pipeline elasticsearch-periodic-platform-support (60.0% fail rate in 5 executions)
• [main] 2 failures in pipeline elasticsearch-intake (1.2% fail rate in 167 executions)

Note:
This issue was created using new test triage automation. Please report issues or feedback to es-delivery.