diff options
Diffstat (limited to 'sql/handler.cc')
| -rw-r--r-- | sql/handler.cc | 48 |
1 files changed, 39 insertions, 9 deletions
diff --git a/sql/handler.cc b/sql/handler.cc index dcaf08aa320..e5c15524e1d 100644 --- a/sql/handler.cc +++ b/sql/handler.cc @@ -73,6 +73,14 @@ KEY_CREATE_INFO default_key_create_info= ulong total_ha= 0; /* number of storage engines (from handlertons[]) that support 2pc */ ulong total_ha_2pc= 0; +#ifndef DBUG_OFF +/* + Number of non-mandatory 2pc handlertons whose initialization failed + to estimate total_ha_2pc value under supposition of the failures + have not occcured. +*/ +ulong failed_ha_2pc= 0; +#endif /* size of savepoint storage area (see ha_init) */ ulong savepoint_alloc_size= 0; @@ -652,6 +660,10 @@ err_deinit: (void) plugin->plugin->deinit(NULL); err: +#ifndef DBUG_OFF + if (hton->prepare && hton->state == SHOW_OPTION_YES) + failed_ha_2pc++; +#endif my_free(hton); err_no_hton_memory: plugin->data= NULL; @@ -1668,6 +1680,11 @@ int ha_rollback_trans(THD *thd, bool all) { // cannot happen my_error(ER_ERROR_DURING_ROLLBACK, MYF(0), err); error=1; +#ifdef WITH_WSREP + WSREP_WARN("handlerton rollback failed, thd %lu %lld conf %d SQL %s", + thd->thread_id, thd->query_id, thd->wsrep_conflict_state, + thd->query()); +#endif /* WITH_WSREP */ } status_var_increment(thd->status_var.ha_rollback_count); ha_info_next= ha_info->next(); @@ -1862,7 +1879,7 @@ static my_bool xarecover_handlerton(THD *unused, plugin_ref plugin, { #ifndef DBUG_OFF char buf[XIDDATASIZE*4+6]; // see xid_to_str - sql_print_information("ignore xid %s", xid_to_str(buf, info->list+i)); + DBUG_PRINT("info", ("ignore xid %s", xid_to_str(buf, info->list+i))); #endif xid_cache_insert(info->list+i, XA_PREPARED); info->found_foreign_xids++; @@ -1879,19 +1896,31 @@ static my_bool xarecover_handlerton(THD *unused, plugin_ref plugin, tc_heuristic_recover == TC_HEURISTIC_RECOVER_COMMIT) { #ifndef DBUG_OFF - char buf[XIDDATASIZE*4+6]; // see xid_to_str - sql_print_information("commit xid %s", xid_to_str(buf, info->list+i)); + int rc= +#endif + hton->commit_by_xid(hton, info->list+i); +#ifndef DBUG_OFF + if (rc == 0) + { + char buf[XIDDATASIZE*4+6]; // see xid_to_str + DBUG_PRINT("info", ("commit xid %s", xid_to_str(buf, info->list+i))); + } #endif - hton->commit_by_xid(hton, info->list+i); } else { #ifndef DBUG_OFF - char buf[XIDDATASIZE*4+6]; // see xid_to_str - sql_print_information("rollback xid %s", - xid_to_str(buf, info->list+i)); + int rc= +#endif + hton->rollback_by_xid(hton, info->list+i); +#ifndef DBUG_OFF + if (rc == 0) + { + char buf[XIDDATASIZE*4+6]; // see xid_to_str + DBUG_PRINT("info", ("rollback xid %s", + xid_to_str(buf, info->list+i))); + } #endif - hton->rollback_by_xid(hton, info->list+i); } } if (got < info->len) @@ -1913,7 +1942,8 @@ int ha_recover(HASH *commit_list) /* commit_list and tc_heuristic_recover cannot be set both */ DBUG_ASSERT(info.commit_list==0 || tc_heuristic_recover==0); /* if either is set, total_ha_2pc must be set too */ - DBUG_ASSERT(info.dry_run || total_ha_2pc>(ulong)opt_bin_log); + DBUG_ASSERT(info.dry_run || + (failed_ha_2pc + total_ha_2pc) > (ulong)opt_bin_log); if (total_ha_2pc <= (ulong)opt_bin_log) DBUG_RETURN(0); |