MySQL Warnings

[Warning] [MY-010075] [Server] No existing UUID has been found, so we assume that this is the first time that this server has been started. Generating a new UUID: afb707fb-fa33-11ed-95d5-005056810b5a.

Informational message only.

[MY-010097] [Server] Insecure configuration for --secure-log-path: ...

[Warning] [MY-010097] [Server] Insecure configuration for --secure-log-path: Current value does not restrict location of generated files. Consider setting it to a valid, non-empty path.

MySQL Configuration

[MY-010140] [Server] Could not increase number of max_open_files to more than...

[Warning] [MY-010140] [Server] Could not increase number of max_open_files to more than 10000 (request: 65535)

MySQL Configuration

MySQL Files

[MY-011068] [Server] The syntax 'expire-logs-days' is deprecated...

[Warning] [MY-011068] [Server] The syntax 'expire-logs-days' is deprecated and will be removed in a future release. Please use binlog_expire_logs_seconds instead.

MySQL Configuration

MySQL Binary Logs

[Warning] [MY-011068] [Server] The syntax 'log_slave_updates' is deprecated and will be removed in a future release. Please use log_replica_updates instead.

MySQL Configuration

MySQL Binary Logs

[MY-011069] [Server] The syntax '--replica-parallel-type' is deprecated...

[Warning] [MY-011069] [Server] The syntax '--replica-parallel-type' is deprecated and will be removed in a future release.

MySQL Configuration

It seems that Percona implicity adds this startup parameter. This is a Percona upstream issue and can be ignored.

Bibliography

https://dev.mysql.com/doc/refman/8.4/en/show-warnings.html
https://stackoverflow.com/questions/34189756/warning-about-ssl-connection-when-connecting-to-mysql-database

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