CommVaultを使用してAUXコピーが失敗し、「JDBCConnectionException」エラーが表示されます

Error returned:[13001][Unable to acquire JDBC Connection; nested exception is org.hibernate.exception.JDBCConnectionException

OCUM server log: 2023-03-15 19:10:11,203 ERROR [oncommand] [um-default-data-source connection adder] [com.zaxxer.hikari.pool.HikariPool] um-default-data-source - Error thrown while acquiring connection from data source java.sql.SQLSyntaxErrorException: (conn=63788) Connection.setNetworkTimeout cannot be called on a closed connection at org.mariadb//org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:62) at org.mariadb//org.mariadb.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:171) at org.mariadb//org.mariadb.jdbc.MariaDbConnection.setNetworkTimeout(MariaDbConnection.java:1655) Ocum error log: 2023-03-15 19:13:30,615 ERROR [oncommand] [job-611] [c.netapp.dfm.workqueue.WorkerThread] Internal system error: Failed to obtain JDBC Connection; nested exception is java.sql.SQLTransientConnectionException: um-default-data-source - Connection is not available, request timed out after 30002ms. 2023-03-15 19:20:59,065 ERROR [ocumadm] [job-640] [conform(storageService=CC-CVLT-NGDC-EMEA_SP-38_Copy-102)|FINISH] [com.netapp.dfm.job.JobEngine] Unexpected error setting status for task be62767482397849:-7b935f7f:186e5e31509:-860 in job be62767482397849:-7b935f7f:186e5e31509:-808. Terminating job. 2023-03-15 19:20:59,065 ERROR [ocumadm] [job-640] [conform(storageService=CC-CVLT-NGDC-EMEA_SP-38_Copy-102)|FINISH] [com.netapp.dfm.job.JobEngine] Failed to persist job after executing task: Failed to obtain JDBC Connection; nested exception is java.sql.SQLTransientConnectionException: um-default-data-source - Connection is not available, request timed out after 30001ms. 2023-03-15 19:21:13,982 ERROR [oncommand] [postHeadroomTask-0] [c.n.i.a.common.AnalysisService] Caught exception in performanceCollectionComplete for cluster 23932156 at Wed Mar 15 18:04:30 CET 2023 2023-03-15 19:21:14,046 ERROR [oncommand] [postHeadroomTask-0] [c.n.i.a.common.AnalysisService] org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection; nested exception is java.sql.SQLTransientConnectionException: um-default-data-source - Connection is not available, request timed out after 30000ms. at deployment.dfm-app.war//org.springframework.jdbc.datasource.DataSourceUtils.getConnection(DataSourceUtils.java:82) at deployment.dfm-app.war//org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:646) at deployment.dfm-app.war//org.springframework.jdbc.core.JdbcTemplate.query(JdbcTemplate.java:713) at deployment.dfm-app.war//org.springframework.jdbc.core.JdbcTemplate.query(JdbcTemplate.java:744) at deployment.dfm-app.war//org.springframework.jdbc.core.JdbcTemplate.query(JdbcTemplate.java:757) at deployment.dfm-app.war//org.springframework.jdbc.core.JdbcTemplate.query(JdbcTemplate.java:815)