[CI] GenerativeForkIT test {csv-spec:string.ContainsFail} failing

[elasticsearchmachine]

Build Scans:

• elasticsearch-intake #29703 / part3
• elasticsearch-pull-request #97150 / part-3
• elasticsearch-pull-request #97150 / part-3
• elasticsearch-pull-request #96786 / part-3

Reproduction Line:

./gradlew ":x-pack:plugin:esql:qa:server:single-node:javaRestTest" --tests "org.elasticsearch.xpack.esql.qa.single_node.GenerativeForkIT" -Dtests.method="test {csv-spec:string.ContainsFail}" -Dtests.seed=4017BA8271AF6149 -Dtests.locale=en-IO -Dtests.timezone=Asia/Vientiane -Druntime.java=25

Applicable branches:
main

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

org.apache.http.ConnectionClosedException: Connection is closed

Issue Reasons:

• [main] 4 failures in test test {csv-spec:string.ContainsFail} (0.7% fail rate in 584 executions)
• [main] 3 failures in step part-3 (1.3% fail rate in 226 executions)
• [main] 2 failures in pipeline elasticsearch-pull-request (0.9% fail rate in 225 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] 4 failures in test test {csv-spec:string.ContainsFail} (0.7% fail rate in 584 executions)
• [main] 3 failures in step part-3 (1.3% fail rate in 226 executions)
• [main] 2 failures in pipeline elasticsearch-pull-request (0.9% fail rate in 225 executions)

Build Scans:

• elasticsearch-intake #29703 / part3
• elasticsearch-pull-request #97150 / part-3
• elasticsearch-pull-request #97150 / part-3
• elasticsearch-pull-request #96786 / part-3

[elasticsearchmachine]

Pinging @elastic/es-analytical-engine (Team:Analytics)

[ioanatia]

We have 6 failures in the 7 days.

They all are related to ongoing PRs:

#131828
#135976

I don't see just GenerativeForkIT failing - I see a lot of them and I think they are related to changes in those PRs
I am closing this issue.