Problematic tests list (9 rows):

bugs.core_0733_test | Compress Data over the Network
bugs.core_2264_test | ALTER DOMAIN with dependencies may leave a transaction handle in inconsistent state causing segmentation faults
bugs.gh_4314_test | Sub-optimal predicate checking while selecting from a view [CORE3981]
bugs.gh_7436_test | Backup error for wide table
functional.arno.optimizer.test_opt_sort_by_index_10 | ORDER BY ASC using index (multi)
functional.arno.optimizer.test_opt_sort_by_index_13 | ORDER BY ASC using index (multi)
functional.arno.optimizer.test_opt_sort_by_index_19 | ORDER BY ASC using index (multi) and WHERE clause
functional.replication.test_make_async_reinit_reliable | Make asynchronous replica re-initialization reliable #8324
functional.replication.test_sync_replica_server_hangs_on_disconnect | Synchronous replication hangs on disconnect [CORE6497]

This list is the same for:

4.0.8.3318 2026.08.09 631be4c4 | CS
4.0.8.3318 2026.08.09 631be4c4 | SS
4.0.8.3318 2026.08.27 5eeebe6f | CS
4.0.8.3318 2026.08.27 5eeebe6f | SS