Parameter descriptions for each recovery level of MySQL Innodb_force_recovery

Recovery Level parameter Description:

1 (srv_force_ignore_corrupt): Ignores the corrupt page that is checked.
2 (Srv_force_no_background): Prevents the main thread from running, as the main thread needs to perform full purge operations, which can cause crash.
3 (Srv_force_no_trx_undo): Transaction rollback operation is not performed.
4 (Srv_force_no_ibuf_merge): Do not perform insert buffer merge operation.
5 (Srv_force_no_undo_log_scan): Do not look for the log, InnoDB storage engine will treat uncommitted transactions as committed.
6 (Srv_force_no_log_redo): Do not roll forward operations.

Parameter descriptions for each recovery level of MySQL Innodb_force_recovery