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MDEV-34042: Deadlock kill of XA PREPARE can break replication / rpl.rpl_parallel_multi_domain_xa sporadic failure

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Clear any pending deadlock kill after completing XA PREPARE, and before
updating the mysql.gtid_slave_pos table in a separate transaction.

Reviewed-by: Andrei Elkin <andrei.elkin@mariadb.com>
Signed-off-by: Kristian Nielsen <knielsen@knielsen-hq.org>
This commit is contained in:
Kristian Nielsen
2024-04-30 19:21:24 +02:00
parent e365877bae
commit 596921dab8
3 changed files with 15 additions and 1 deletions
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sql/rpl_parallel.h
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@@ -494,6 +494,7 @@ struct rpl_parallel {
extern struct rpl_parallel_thread_pool global_rpl_thread_pool;
extern void wait_for_pending_deadlock_kill(THD *thd, rpl_group_info *rgi);
extern int rpl_parallel_resize_pool_if_no_slaves(void);
extern int rpl_parallel_activate_pool(rpl_parallel_thread_pool *pool);
extern int rpl_parallel_inactivate_pool(rpl_parallel_thread_pool *pool);