| Server IP : 88.99.149.37 / Your IP : 216.73.216.141 Web Server : nginx/1.31.2 System : Linux server-88-99-149-37 6.12.0-124.56.5.el10_1.x86_64 #1 SMP PREEMPT_DYNAMIC Fri May 15 06:12:08 EDT 2026 x86_64 User : muralimurth ( 1015) PHP Version : 8.4.23 Disable Function : exec,system,passthru,shell_exec,proc_close,proc_open,dl,popen,show_source,posix_kill,posix_mkfifo,posix_getpwuid,posix_setpgid,posix_setsid,posix_setuid,posix_setgid,posix_seteuid,posix_setegid,posix_uname MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/local/mysql/mysql-test/suite/galera/t/ |
Upload File : |
# This tests proper desync counter cleanup when DONOR/DESYNC state is cleared.
--source include/galera_cluster.inc
--source include/have_innodb.inc
# Make node 1 tolerate split-brain
SET GLOBAL wsrep_provider_options = 'pc.ignore_sb=true';
# Desync and disconnect node 2 from the PC:
--connection node_2
SET @@global.wsrep_desync = 1;
SET SESSION wsrep_dirty_reads=1;
SET SESSION wsrep_sync_wait=0;
SET GLOBAL wsrep_provider_options = 'gmcast.isolate=1';
--let $wait_condition = SELECT VARIABLE_VALUE = 'non-Primary' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_status';
--source include/wait_condition.inc
# Wait until node 2 disappears from the PC:
--connection node_1
--let $wait_condition = SELECT VARIABLE_VALUE = 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
--source include/wait_condition.inc
--let $wait_condition = SELECT VARIABLE_VALUE = 'Primary' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_status';
--source include/wait_condition.inc
# Modify app state to force node 2 into PRIMARY upon reconnection.
CREATE TABLE t1 (f1 INTEGER PRIMARY KEY, f2 CHAR(1));
# Reconnect node 2 to the PC:
--connection node_2
SET GLOBAL wsrep_provider_options = 'gmcast.isolate=0';
SET wsrep_dirty_reads=0;
--let $wait_condition = SELECT VARIABLE_VALUE = 'Primary' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_status';
--source include/wait_condition.inc
--let $wait_condition = SELECT VARIABLE_VALUE = 2 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
--source include/wait_condition.inc
--let $wait_condition = SELECT VARIABLE_VALUE = 'ON' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_ready';
--source include/wait_condition.inc
# Must return 0:
SHOW STATUS LIKE 'wsrep_desync_count';
# Resync node_2, should pass:
SET @@global.wsrep_desync = 0;
--let $wait_condition = SELECT VARIABLE_VALUE = 'Synced' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_local_state_comment';
--source include/wait_condition.inc
SET SESSION wsrep_sync_wait=15;
SHOW CREATE TABLE t1;
DROP TABLE t1;
CALL mtr.add_suppression("WSREP: Protocol violation\\. JOIN message sender .+ ?is not in state transfer \\(SYNCED\\)\\. Message ignored\\.");
--connection node_1
--let $wait_condition = SELECT VARIABLE_VALUE = 2 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
--source include/wait_condition.inc
SET GLOBAL wsrep_provider_options = 'pc.ignore_sb=false';