phet commented on code in PR #3509:
URL: https://github.com/apache/gobblin/pull/3509#discussion_r879763417
##########
gobblin-service/src/main/java/org/apache/gobblin/service/modules/db/ServiceDatabaseProviderImpl.java:
##########
@@ -63,8 +67,10 @@ private synchronized void ensureDataSource() {
dataSource.setUsername(configuration.getUserName());
dataSource.setPassword(configuration.getPassword());
- // MySQL server can timeout a connection so we need to validate
connections.
-
dataSource.setValidationQuery(MysqlDataSourceUtils.QUERY_CONNECTION_IS_VALID_AND_NOT_READONLY);
+ // MySQL server can timeout a connection so need to validate connections
before use
+ final String validationQuery =
MysqlDataSourceUtils.QUERY_CONNECTION_IS_VALID_AND_NOT_READONLY;
+ LOG.info("setting `DataSource` validation query: '" + validationQuery +
"'");
+ dataSource.setValidationQuery(validationQuery);
dataSource.setValidationQueryTimeout(5);
Review Comment:
I don't expect infinite lifetime for the troubleshooter/issues store to be
the cause of the gobblin cluster downtime
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