[CI] ILMDownsampleDisruptionIT testILMDownsampleRollingRestart failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-periodic #5425 / openjdk22_checkpart2_java-matrix
• elasticsearch-periodic-platform-support #5377 / almalinux-8_platform-support-unix

Reproduction Line:

./gradlew ":x-pack:plugin:downsample:internalClusterTest" --tests "org.elasticsearch.xpack.downsample.ILMDownsampleDisruptionIT.testILMDownsampleRollingRestart" -Dtests.seed=9CC4ED94927A50F6 -Dtests.locale=to-Latn-TO -Dtests.timezone=Pacific/Norfolk -Druntime.java=22

Applicable branches:
8.16

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

org.elasticsearch.node.NodeClosedException: node closed {node_t2}{SnmGvueESJqz3AMrgInrRw}{O8mNyA4yR_SEaAXc8jPaLQ}{node_t2}{127.0.0.1}{127.0.0.1:18943}{d}{8.16.2}{7000099-8518000}{xpack.installed=true}

Issue Reasons:

• [8.16] 2 failures in test testILMDownsampleRollingRestart (0.9% fail rate in 216 executions)

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

[elasticsearchmachine]

Pinging @elastic/es-data-management (Team:Data Management)

[elasticsearchmachine]

This has been muted on branch main

Mute Reasons:

• [main] 2 failures in test testILMDownsampleRollingRestart (0.2% fail rate in 948 executions)

Build Scans:

• elasticsearch-periodic-platform-support #4746 / sles-15_platform-support-unix
• elasticsearch-pull-request #39567 / part-2

[nielsbauman]

I looked into the logs of some test failures and noticed that the @After method was firing prematurely. That seems to match pretty much exactly with #99520 (comment). I'll replicate the changes in the PR that closed that issue for this test as well.