test: reproducer for #3445 #7338

Job	Run time
sample_operators_tests (sample-operators/operations)	9m 26s
sample_operators_tests (sample-operators/webpage)	4m 33s
sample_operators_tests (sample-operators/mysql-schema)	4m 0s
sample_operators_tests (sample-operators/tomcat-operator)	4m 14s
sample_operators_tests (sample-operators/leader-election)	4m 38s
	26m 51s

Provide feedback