random test failures "Lost connection to server during query"

13.2
https://server-test.mariadb.net/?branch_ids=2037&product_ids=8&show_skipped_results=false&only_last_commits=false&time_interval=-1&test_name=&commit_id=&columnstore_commit_id=&target_name=columnstore-release-main-stable-23.10-11-02-2026--00-00-20&run_id=78742f69-cb5c-49c4-be50-67cf91f18963&runs_with_additional_tools=false&page=1&rowsPage=1&currentTestResultId=408660951

columnstore/devregression.mcs7714_ssb_dim_mixed_outer_2colgrp9 Noble ARM https://mdbe-ci-repo.mariadb.net/bb-logs/MariaDBServerCommunity/columnstore-release-main-stable-23.10-11-02-2026--00-00-20/aarch64_ubuntu_noble_gcp/mtr-columnstore-test/19775/

columnstore/devregression.mcs7717_ssb_dim_mixed_outer_2colgrp6 Noble AMD https://mdbe-ci-repo.mariadb.net/bb-logs/MariaDBServerCommunity/columnstore-release-main-stable-23.10-11-02-2026--00-00-20/ubuntu_noble_gcp/mtr-columnstore-test/19770/

13.1
https://server-test.mariadb.net/?branch_ids=2134&product_ids=8&show_skipped_results=false&only_last_commits=false&time_interval=-1&test_name=&commit_id=&columnstore_commit_id=&target_name=columnstore-release-13.1-stable-23.10-11-01-2026--00-00-50&run_id=ba3f899c-cbfe-4531-b61e-8bad1b748798&runs_with_additional_tools=false&page=1&rowsPage=1

columnstore/devregression.mcs7720_ssb_dim_mixed_outer_2colgrp3
columnstore/devregression.mcs7720_ssb_dim_mixed_outer_2colgrp3 noble amd

12.3
https://server-test.mariadb.net/?branch_ids=2118&product_ids=8&show_skipped_results=false&only_last_commits=false&time_interval=-1&test_name=&commit_id=&columnstore_commit_id=&target_name=columnstore-release-12.3-stable-23.10-11-01-2026--00-00-50&run_id=0c5aec21-96ca-4520-a2d8-9c1415314a04&runs_with_additional_tools=false&page=1&rowsPage=1&currentTestResultId=408655632

columnstore/bugfixes.mcol_4628
columnstore/autopilot.mcs4006_autopilot_create_dbt3_database_1m[10:47 columnstore/bugfixes.mcol_4628 noble arm
columnstore/autopilot.mcs4006_autopilot_create_dbt3_database_1m noble amd