Question I am receiving these alerts in mariadb

[ivanes82]

Server operating system version

AlmaLinux 8.9

Plesk version and microupdate number

Version 18.0.58 Update 1

I am receiving these alerts in mariadb

******** mariadbd[418459]: 2024-01-19 12:06:57 2126 [Warning] Aborted connection 2126 to db: 'psa' user: 'admin' host: 'localhost' (Got an error reading communication packets)
******** mariadbd[418459]: 2024-01-19 14:06:53 8101 [Warning] Aborted connection 8101 to db: 'psa' user: 'admin' host: 'localhost' (Got an error reading communication packets)
******** mariadbd[418459]: 2024-01-19 14:21:16 9228 [Warning] Access denied for user 'pp_sb_db'@'localhost' (using password: YES)

 

[Peter Debik]

Doesn't look suspicious to me. Just some ordinary log entries. I've seen the same here. Why communication between an application and the database server breaks can have dozens of reasons. It does not mean that something is awfully wrong.