[CI] ClassificationIT testWithDatastreams failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-periodic #8775 / openjdk24_checkpart4_java-matrix
• elasticsearch-intake #24042 / part4

Reproduction Line:

./gradlew ":x-pack:plugin:ml:qa:native-multi-node-tests:javaRestTest" --tests "org.elasticsearch.xpack.ml.integration.ClassificationIT.testWithDatastreams" -Dtests.seed=CECA6EF0204F1760 -Dtests.locale=gu -Dtests.timezone=Europe/Sarajevo -Druntime.java=24

Applicable branches:
main

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

java.lang.AssertionError: 
Expected: (a collection containing a string starting with "Created analytics with type [classification]" and a collection containing a string starting with "Estimated memory usage [" and a collection containing a string starting with "Starting analytics on node" and a collection containing a string starting with "Started analytics" and a collection containing a string starting with "Using existing destination index [classification_with_datastreams_source_index_results]" and a collection containing a string starting with "Started reindexing to destination index [classification_with_datastreams_source_index_results]" and a collection containing a string starting with "Finished reindexing to destination index [classification_with_datastreams_source_index_results]" and a collection containing a string starting with "Started loading data" and a collection containing a string starting with "Started analyzing" and a collection containing a string starting with "Star
[truncated]

Issue Reasons:

• [main] 2 failures in test testWithDatastreams (1.2% fail rate in 164 executions)

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

[elasticsearchmachine]

This has been muted on branch main

Mute Reasons:

• [main] 2 failures in test testWithDatastreams (1.2% fail rate in 164 executions)

Build Scans:

• elasticsearch-periodic #8775 / openjdk24_checkpart4_java-matrix
• elasticsearch-intake #24042 / part4

[elasticsearchmachine]

Pinging @elastic/ml-core (Team:ML)