MySQL 1556

This error occurs when MySQL is unable to lock the log table, preventing it from writing to the log.

How It Affects Your App

The error ER_CANT_LOCK_LOG_TABLE indicates that the application is unable to lock the log table in MySQL. This can have a significant impact on the application as it may be unable to write to the log table, which can lead to data loss or corruption. Additionally, the application may be unable to read from the log table, which can lead to incorrect or incomplete data being displayed. This can lead to incorrect decisions being made based on the data, which can have serious consequences.

How To Fix

1. Check the error log for the MySQL 1556 error:
$ tail -f /var/log/mysql/error.log
2. Check the MySQL configuration file for any misconfigurations:
$ cat /etc/mysql/my.cnf
3. Check the MySQL server status to see if it is running:
$ mysqladmin status
4. Check the MySQL server variables to see if any of them are set incorrectly:
$ mysqladmin variables
5. Check the MySQL server process list to see if any queries are running for a long time:
$ mysqladmin processlist
6. Check the MySQL server connections to see if there are too many connections:
$ mysqladmin connections
7. Check the MySQL server tables to see if any of them are corrupted:
$ mysqladmin tables
8. If the issue persists, restart the MySQL server:
$ mysqladmin restart
9. Finally, use an automated database observability tool to monitor and fix the MySQL 1556 in question. Automated database observability tools can provide real-time insights into the performance and health of the database, allowing for quick and easy troubleshooting and resolution of issues.

Metis takes your database to the next level

The only way to

your database

Never worry about your
database again!

Start using Metis and get your database guardrails set up in minutes