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https://dev.mysql.com/doc/refman/8.0/en/sys-memory-global-total.html
The memory_global_total and x$memory_global_total views have these columns: total_allocated The total bytes of memory allocated within the server.
https://dev.mysql.com/doc/refman/8.0/en/sys-processlist.html
The processlist and x$processlist views have these columns: thd_id The thread ID. The MySQL process list indicates the operations currently being performed by the set of threads executing within the server. They provide more complete information ...
https://dev.mysql.com/doc/refman/8.0/en/sys-schema-auto-increment-columns.html
This view indicates which tables have AUTO_INCREMENT columns and provides information about those columns, such as the current and maximum column values and the usage ratio (ratio of used to possible values). By default, rows are sorted by ...
https://dev.mysql.com/doc/refman/8.0/en/sys-schema-index-statistics.html
The schema_index_statistics and x$schema_index_statistics views have these columns: table_schema The schema that contains the table. select_latency The total wait time of timed reads using the index. insert_latency The total wait time of timed ...
https://dev.mysql.com/doc/refman/8.0/en/sys-schema-table-lock-waits.html
The schema_table_lock_waits and x$schema_table_lock_waits views have these columns: object_schema The schema containing the object to be locked. These views display which sessions are blocked waiting on metadata locks, and what is blocking them.
https://dev.mysql.com/doc/refman/8.0/en/sys-schema-table-statistics-with-buffer.html
The schema_table_statistics_with_buffer and x$schema_table_statistics_with_buffer views have these columns: table_schema The schema that contains the table. These views summarize table statistics, including InnoDB buffer pool statistics. By ...
https://dev.mysql.com/doc/refman/8.0/en/sys-schema-table-statistics.html
The schema_table_statistics and x$schema_table_statistics views have these columns: table_schema The schema that contains the table. By default, rows are sorted by descending total wait time (tables with most contention first). total_latency The ...
https://dev.mysql.com/doc/refman/8.0/en/sys-schema-tables-with-full-table-scans.html
The schema_tables_with_full_table_scans and x$schema_tables_with_full_table_scans views have these columns: object_schema The schema name. These views display which tables are being accessed with full table scans. rows_full_scanned The total number ...
https://dev.mysql.com/doc/refman/8.0/en/sys-schema.html
MySQL 8.0 includes the sys schema, a set of objects that helps DBAs and developers interpret data collected by the Performance Schema. sys schema objects can be used for typical tuning and diagnosis use cases. Objects in this schema include: Views ...
https://dev.mysql.com/doc/refman/8.0/en/sys-statement-analysis.html
The statement_analysis and x$statement_analysis views have these columns: query The normalized statement string. db The default database for the statement, or NULL if there is none. full_scan The total number of full table scans performed by ...