• Innodb_os_log_fsyncs 

The number of fsync()  writes done to the InnoDB  redo log files. 

• Innodb_os_log_pending_fsyncs 

The number of pending fsync()  operations for the InnoDB  redo log files. 

• Innodb_os_log_pending_writes 

The number of pending writes to the InnoDB  redo log files. 

• Innodb_os_log_written 

The number of bytes written to the InnoDB  redo log files. 

• Innodb_page_size 

InnoDB  page size (default 16KB). Many values are counted in pages; the page size enables them to be easily converted to bytes. 

• Innodb_pages_created 

The number of pages created by operations on InnoDB  tables. 

• Innodb_pages_read 

The number of pages read from the InnoDB  buffer pool by operations on InnoDB  tables. 

• Innodb_pages_written 

The number of pages written by operations on InnoDB  tables. 

• Innodb_redo_log_enabled 

Whether redo logging is enabled or disabled. Introduced in MySQL 8.0.21. 

See Disabling Redo Logging. 

• Innodb_row_lock_current_waits 

The number of row locks currently being waited for by operations on InnoDB  tables. 

• Innodb_row_lock_time 

The total time spent in acquiring row locks for InnoDB  tables, in milliseconds. 

• Innodb_row_lock_time_avg 

The average time to acquire a row lock for InnoDB  tables, in milliseconds. 

• Innodb_row_lock_time_max 

The maximum time to acquire a row lock for InnoDB  tables, in milliseconds. 

• Innodb_row_lock_waits 

The number of times operations on InnoDB  tables had to wait for a row lock. 

• Innodb_rows_deleted 

