[MDEV-24867] wsrep.variables MTR failed: Result length mismatch Created: 2021-02-15  Updated: 2022-01-03  Resolved: 2021-12-27

Status: Closed
Project: MariaDB Server
Component/s: Galera, Tests
Affects Version/s: 10.2.37
Fix Version/s: N/A

Type: Bug Priority: Major
Reporter: Stepan Patryshev (Inactive) Assignee: Jan Lindström (Inactive)
Resolution: Fixed Votes: 0
Labels: None
Environment:

kvm-deb-bionic-aarch64



 Description   

wsrep.variables failed on BB 10.2 CS: "Result length mismatch".
It seems to be a sporadic issue.

stdio.log:

10.2., 8cdeee177d353e60f4a9cdebe6c851f9505d84b5, kvm-deb-bionic-aarch64

wsrep.variables 'innodb'                 w2 [ fail ]
        Test ended at 2021-01-26 07:03:55
 
CURRENT_TEST: wsrep.variables
--- /usr/share/mysql/mysql-test/suite/wsrep/r/variables.result	2021-01-26 03:19:48.000000000 -0500
+++ /dev/shm/var/2/log/variables.reject	2021-01-26 07:03:55.030955069 -0500
@@ -142,7 +142,7 @@
 SET @@global.wsrep_sst_auth= '';
 SELECT @@global.wsrep_sst_auth;
 @@global.wsrep_sst_auth
-
+NULL
 SET @@global.wsrep_sst_auth= NULL;
 SELECT @@global.wsrep_sst_auth;
 @@global.wsrep_sst_auth
 
mysqltest: Result length mismatch
 
 - saving '/dev/shm/var/2/log/wsrep.variables-innodb/' to '/dev/shm/var/log/wsrep.variables-innodb/'
 
Retrying test wsrep.variables, attempt(2/3)...


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