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[OCI] Auto Backup Fails At PRECHECK_BACKUP Workflow "JDBCConnectionException: Error calling Driver#connect" Is Seen In DCS Log. (Doc ID 2919072.1)

Last updated on APRIL 29, 2024

Applies to:

Oracle Cloud Infrastructure - Database Service - Version N/A to N/A [Release 1.0]
Information in this document applies to any platform.

Symptoms

- Automatic backups were failing.
- From backend it was seen to be failing at PRECHECK_BACKUP workflow.
- Trying to list jobs in VM has error:

# dbcli list-databases
DCS-10001:Internal error encountered: org.hibernate.exception.JDBCConnectionException: Error calling Driver#connect.

- DCS log shows:

 - It was found that the Mysql service was stopped manually and from that date backups were failing:

# systemctl status mysqld.service

Redirecting to /bin/systemctl status mysqld.service
● mysqld.service - MySQL Server
Loaded: loaded (/etc/systemd/system/mysqld.service; enabled; vendor preset: disabled)
Active: inactive (dead) since Thu 2022-12-15 23:39:56 IST; 2 weeks 4 days ago
Docs: man:mysqld(8)
http://dev.mysql.com/doc/refman/en/using-systemd.html
Process: 2041 ExecStart=/opt/oracle/mysql_compact/mysql/bin/mysqld --defaults-file=/opt/oracle/mysql_compact/my.sim.cnf $MYSQLD_OPTS (code=exited, status=0/SUCCESS)
Main PID: 2041 (code=exited, status=0/SUCCESS)
Status: "Server shutdown complete"

 

Changes

 Mysql service was stopped manually.

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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