[CI] FileSettingsServiceTests testProcessFileChanges failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-periodic-platform-support #4706 / windows-2022_checkpart1_platform-support-windows
• elasticsearch-intake #12113 / part1

Reproduction Line:

gradlew ":server:test" --tests "org.elasticsearch.reservedstate.service.FileSettingsServiceTests.testProcessFileChanges" -Dtests.seed=E175BB524F09E5B4 -Dtests.locale=ky -Dtests.timezone=CNT -Druntime.java=23

Applicable branches:
main

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

java.io.UncheckedIOException: could not write file [C:\bk\server\build\testrun\test\temp\org.elasticsearch.reservedstate.service.FileSettingsServiceTests_E175BB524F09E5B4-001\tempDir-018\config\operator\settings.json]

Issue Reasons:

• [main] 2 failures in test testProcessFileChanges (6.3% fail rate in 32 executions)

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

[elasticsearchmachine]

Pinging @elastic/es-core-infra (Team:Core/Infra)

[elasticsearchmachine]

This has been muted on branch 8.x

Mute Reasons:

• [8.x] 2 failures in test testProcessFileChanges (5.0% fail rate in 40 executions)

Build Scans:

• elasticsearch-periodic-platform-support #4491 / windows-2019_checkpart1_platform-support-windows
• elasticsearch-pull-request #37508 / part-1-windows

[mark-vieira]

@n1v0lg I think this is related to #114295. This is only failing on Windows as well so it's something specific to that platform.

[mark-vieira]

I've cherry-picked the mute back to the 8.16 branch as well.

[elasticsearchmachine]

This has been muted on branch main

Mute Reasons:

• [main] 6 failures in test testProcessFileChanges (1.5% fail rate in 413 executions)
• [main] 3 failures in step part-1-windows (60.0% fail rate in 5 executions)
• [main] 3 failures in pipeline elasticsearch-periodic-platform-support (50.0% fail rate in 6 executions)
• [main] 3 failures in pipeline elasticsearch-pull-request (1.7% fail rate in 177 executions)

Build Scans:

• elasticsearch-periodic-platform-support #4509 / windows-2019_checkpart1_platform-support-windows
• elasticsearch-periodic-platform-support #4499 / windows-2016_checkpart1_platform-support-windows
• elasticsearch-pull-request #37595 / part-1-windows
• elasticsearch-periodic-platform-support #4494 / windows-2022_checkpart1_platform-support-windows
• elasticsearch-pull-request #37399 / part-1-windows
• elasticsearch-pull-request #37390 / part-1-windows