Build Scans:

• elasticsearch-periodic-platform-support #9434 / rhel-8_platform-support-unix
• elasticsearch-intake #25721 / part1
• elasticsearch-pull-request #81496 / part-1-fips
• elasticsearch-periodic-platform-support #9427 / windows-2022_checkpart1_platform-support-windows
• elasticsearch-periodic-platform-support #9427 / amazonlinux-2023_platform-support-aws
• elasticsearch-periodic-platform-support #9427 / oraclelinux-7_platform-support-unix
• elasticsearch-periodic-platform-support #9420 / windows-2019_checkpart1_platform-support-windows
• elasticsearch-periodic #9409 / openjdk17_checkpart1_java-matrix
• elasticsearch-periodic #9409 / single-processor-node-tests
• elasticsearch-periodic #9409 / graalvm-ce17_checkpart1_java-matrix

Reproduction Line:

./gradlew ":modules:repository-s3:test" --tests "org.elasticsearch.repositories.s3.S3ServiceTests.testGetClientRegionFromEndpointSettingGuess" -Dtests.seed=E5917E67B325DDA6 -Dtests.locale=ses -Dtests.timezone=Asia/Yerevan -Druntime.java=24 

Applicable branches:
8.19

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

java.lang.AssertionError: https://s3.eusc-de-east-1.amazonaws.eu expected:<eusc-de-east-1> but was:<us-east-1> 

Issue Reasons:

• [8.19] 15 failures in test testGetClientRegionFromEndpointSettingGuess (9.0% fail rate in 167 executions)
• [8.19] 3 failures in step part1 (30.0% fail rate in 10 executions)
• [8.19] 4 failures in pipeline elasticsearch-periodic-platform-support (80.0% fail rate in 5 executions)
• [8.19] 2 failures in pipeline elasticsearch-pull-request (8.7% fail rate in 23 executions)
• [8.19] 3 failures in pipeline elasticsearch-intake (30.0% fail rate in 10 executions)

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