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MDEV-21979 Galera test sporadic failure on galera_3nodes.galera_pc_weight (#1473)

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Forcing wait on nodes 2 and 3, to turn wsrep_ready to 'ON' before querying wsrep status variables.
This guarantees that status reads don't come too early on these nodes
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seppo 2020-03-20 15:38:37 +02:00 committed by GitHub
parent ec5e48be4b
commit d529389358
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2 changed files with 11 additions and 0 deletions
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2
mysql-test/suite/galera_3nodes/r/galera_pc_weight.result
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@ -87,6 +87,8 @@ SET GLOBAL wsrep_provider_options = 'gmcast.isolate=0';
connection node_2; connection node_2;
connection node_3; connection node_3;
connection node_1; connection node_1;
connection node_2;
connection node_3;
SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size'; SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
VARIABLE_VALUE = 3 VARIABLE_VALUE = 3
1 1

9
mysql-test/suite/galera_3nodes/t/galera_pc_weight.test
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@ -88,6 +88,15 @@ SET GLOBAL wsrep_provider_options = 'gmcast.isolate=0';
--connection node_1 --connection node_1
--source include/wait_condition.inc --source include/wait_condition.inc
# wait until nodes 2 and 3 have declared ready state (can happen after cluster_size raaise)
--connection node_2
--let $wait_condition = SELECT VARIABLE_VALUE = 'ON' FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_ready'
--source include/wait_condition.inc
--connection node_3
--source include/wait_condition.inc
# On all nodes, we now expect a Primary component of size 3, weight 3, Synced and ready # On all nodes, we now expect a Primary component of size 3, weight 3, Synced and ready
SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size'; SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_size';
SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_weight'; SELECT VARIABLE_VALUE = 3 FROM INFORMATION_SCHEMA.GLOBAL_STATUS WHERE VARIABLE_NAME = 'wsrep_cluster_weight';