Server Status Variable Reference 721 Variable Name Variable Type Variable Scope Error_log_latest_write Integer Global Firewall_access_denied Integer Global Firewall_access_granted Integer Global Firewall_cached_entries Integer Global Flush_commands Integer Global group_replication_primary_member String Global Handler_commit Integer Both Handler_delete Integer Both Handler_discover Integer Both Handler_external_lock Integer Both Handler_mrr_init Integer Both Handler_prepare Integer Both Handler_read_first Integer Both Handler_read_key Integer Both Handler_read_last Integer Both Handler_read_next Integer Both Handler_read_prev Integer Both Handler_read_rnd Integer Both Handler_read_rnd_next Integer Both Handler_rollback Integer Both Handler_savepoint Integer Both Handler_savepoint_rollback Integer Both Handler_update Integer Both Handler_write Integer Both Innodb_buffer_pool_bytes_data Integer Global Innodb_buffer_pool_bytes_dirty Integer Global Innodb_buffer_pool_dump_status String Global Innodb_buffer_pool_load_status String Global Innodb_buffer_pool_pages_data Integer Global Innodb_buffer_pool_pages_dirty Integer Global Innodb_buffer_pool_pages_flushed Integer Global Innodb_buffer_pool_pages_free Integer Global Innodb_buffer_pool_pages_latched Integer Global Innodb_buffer_pool_pages_misc Integer Global Innodb_buffer_pool_pages_total Integer Global Innodb_buffer_pool_read_ahead Integer Global Innodb_buffer_pool_read_ahead_evicted Integer Global Innodb_buffer_pool_read_ahead_rnd Integer Global