Get the database server status in MySQL

SHOW STATUS;

Check database server status at session level

SHOW SESSION STATUS;

Check database server status at Global level

SHOW GLOBAL STATUS;

Example of using LIKE or WHERE operator with these commands:

SHOW [GLOBAL | SESSION] STATUS LIKE 'Key%';
SHOW [GLOBAL | SESSION] STATUS WHERE VALUE > 0;

Example:
mysql> SHOW GLOBAL STATUS LIKE 'Key%';
+------------------------+-------+
| Variable_name          | Value |
+------------------------+-------+
| Key_blocks_not_flushed | 0     |
| Key_blocks_unused      | 6698  |
| Key_blocks_used        | 0     |
| Key_read_requests      | 0     |
| Key_reads              | 0     |
| Key_write_requests     | 0     |
| Key_writes             | 0     |
+------------------------+-------+
7 rows in set (0.00 sec)

mysql> SHOW GLOBAL STATUS WHERE VALUE > 1000000;
+-------------------------------+----------------------+
| Variable_name                 | Value                |
+-------------------------------+----------------------+
| Error_log_latest_write        | 1623916545647234     |
| Innodb_buffer_pool_bytes_data | 6848512              |
| Innodb_data_read              | 88937472             |
| Innodb_data_written           | 18571264             |
| Mysqlx_ssl_ctx_verify_depth   | 18446744073709551615 |
| Ssl_ctx_verify_depth          | 4294967295           |
| Ssl_verify_depth              | 4294967295           |
+-------------------------------+----------------------+
7 rows in set, 20 warnings (0.00 sec)