The client request fails because the MySQL server is in the middle of shutting down and cannot process new or ongoing operations.
MySQL Error 1053 ER_SERVER_SHUTDOWN means the server is actively shutting down and terminates your connection. Restart the server or wait for maintenance to finish, then reconnect to resolve the issue.
Server shutdown in progress
Error 1053 “Server shutdown in progress” signals that the MySQL daemon (mysqld) is terminating. Any new or running queries are force-closed, and clients receive SQLSTATE 08S01.
The event usually appears during planned maintenance, configuration changes, or unexpected crashes. Understanding its triggers helps you restore service quickly and protect data integrity.
Clients see it while executing queries, establishing new sessions, or during replication when the primary node begins shutdown.
Automation tools and connection pools often surface it as a transient network failure.
Because the server stops accepting requests, read and write transactions roll back unless they were already committed.
Extended downtime blocks applications, breaks replication topologies, and risks data loss if writes were in flight. Rapid identification and restart keep SLAs intact and prevent cascading failures in dependent services.
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Administrators or orchestration tools might issue a SHUTDOWN or restart command, intentionally triggering the error for connected clients.
Altering parameters like innodb_buffer_pool_size or enabling plugins forces a graceful shutdown before settings take effect.
The operating system can terminate mysqld under memory pressure, producing the same error for active sessions.
Corrupted InnoDB files or binary logs crash the process; clients register Error 1053 while MySQL attempts an emergency shutdown.
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No. InnoDB transactions committed before shutdown remain safe. Uncommitted transactions roll back automatically on restart.
Duration depends on buffer flushing and active transactions. Typical graceful shutdowns finish in seconds, but large redo logs can extend the time.
Handle SQLSTATE 08S01 in retry logic. Backoff for a few seconds, then re-open the connection once the server is alive again.
Galaxy’s connection pooler surfaces server-side errors instantly and offers one-click reconnect once MySQL is back online, reducing downtime for developers.
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