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https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-socket_summary_by_instance-table Performance Schema socket_summary_by_instance Table | Server | MariaDB Documentation This table summarizes socket I/O events per socket instance, allowing for traffic analysis and latency monitoring of individual connections. performance schema socket summary instance table https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-setup_actors-table Performance Schema setup_actors Table | Server | MariaDB Documentation The setup_actors table configures which foreground threads (users/hosts) are monitored, allowing for targeted instrumentation of specific accounts. performance schema setup actors table server https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-table_handles-table Performance Schema table_handles Table | Server | MariaDB Documentation The table_handles table lists all open table handles, showing which threads are currently accessing which table instances and the locks they hold. performance schema table handles server mariadb https://www.percona.com/blog/performance_schema-vs-slow-query-log/ PERFORMANCE_SCHEMA vs Slow Query Log - Percona May 4, 2026 - There is a great amount of data in Performance Schema in MySQL 5.6 and Percona Server 5.6 but don't discard the tools based on the slow query log just yet. slow query log performance schema vs percona https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-memory_summary_by_host_by_event_name-table Performance Schema memory_summary_by_host_by_event_name Table | Server | MariaDB Documentation This table summarizes memory usage events aggregated by client host and event name, helping to analyze memory consumption patterns per host. performance schema by host https://www.percona.com/blog/performance-schema-overhead/ Performance Schema overhead - Percona Mar 23, 2026 - Performance Schema overhead. Read practical tips and expert insights on open source database performance, reliability, and operations from Percona. performance schema overhead percona https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-setup_objects-table Performance Schema setup_objects Table | Server | MariaDB Documentation The setup_objects table configures which database objects (tables, stored programs) are instrumented, enabling filtering by schema or name. performance schema setup objects table server https://www.percona.com/blog/using-mysql-5-6-performance-schema-multi-tenant-enviroments/ MySQL 5.6 Performance Schema in multi-tenant environments Apr 28, 2026 - Performance Schema is enabled by default in MySQL 5.6.6 or higher. Alexander Rubin shares examples of using it for multi-tenant environments. mysql 5 6 performance multi tenant schema environments https://www.percona.com/blog/new-performance_schema-defaults-mysql-5-7-7/ New PERFORMANCE_SCHEMA Defaults in MySQL 5.7.7 | Percona Apr 28, 2026 - Percona's Robert Barabas talks about the new PERFORMANCE_SCHEMA defaults in MySQL 5.7.7 and why you should take a closer look. new performance mysql 5 schema defaults 7 https://www.percona.com/blog/performance-schema-benchmarks-oltp-rw/ Performance Schema Benchmarks: OLTP RW - Percona May 5, 2026 - In this blog post, we'll look at some Performance Schema benchmarks for OLTP read and write workloads. performance schema benchmarks oltp rw percona https://www.percona.com/blog/tag/mysql-5-6-performance-schema/ MySQL 5.6 Performance Schema Archives - Percona mysql 5 6 performance schema archives percona https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-threads-table Performance Schema threads Table | Server | MariaDB Documentation The threads table lists all instrumented threads, mapping internal thread IDs to process IDs and providing execution status for every thread. performance schema threads table server mariadb https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-system-variables Performance Schema System Variables | Server | MariaDB Documentation Configure the Performance Schema using these system variables to control buffer sizes, set instrumentation limits, and enable specific consumers at startup. performance schema system variables server mariadb documentation https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-events_transactions_summary_by_user_by_event_name-table Performance Schema events_transactions_summary_by_user_by_event_name Table | Server | MariaDB... This table summarizes stage events aggregated by user name and event name, helping to identify users with resource-intensive stages. performance schema transactions summary by user https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-events_transactions_summary_by_account_by_event_name-tab Performance Schema events_transactions_summary_by_account_by_event_name Table | Server | MariaDB... This table summarizes stage events aggregated by the client account and the specific event name, showing counts and wait times. performance schema transactions summary https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-status_by_account-table Performance Schema status_by_account Table | Server | MariaDB Documentation The status_by_account table aggregates session status variables by client account, showing cumulative counters for specific user-host combinations. performance schema status account table server https://www.exploit-db.com/ghdb/6546 "index of" "performance_schema" - Sensitive Directories GHDB Google Dork Sep 17, 2020 - # Google Dork: "index of" "performance_schema" # Description :- Disclosure of sensitive files. # Date: 17/09/2020 # Author: Sahil Saxena # LinkedIn:... performance schema index sensitive directories google https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-status_by_thread-table Performance Schema status_by_thread Table | Server | MariaDB Documentation The status_by_thread table lists session status variables for each active thread, effectively providing a "SHOW SESSION STATUS" for every connection. performance schema by thread status table server https://www.percona.com/blog/tag/performance-schema/ Performance Schema Archives - Percona performance schema archives percona https://www.percona.com/blog/tag/performance_schema/ PERFORMANCE_SCHEMA Archives - Percona performance schema archives percona https://www.percona.com/blog/webinar-thursday-march-1-2018-performance-schema-for-mysql-troubleshooting/ Webinar: Performance Schema for MySQL Troubleshooting Mar 20, 2026 - Please join Percona's Principal Support Engineer, Sveta Smirnova, as she presents Performance Schema for MySQL Troubleshooting on March 1, 2018, at 10:00 am... performance schema webinar mysql troubleshooting https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-events_statements_summary_by_digest-table Performance Schema events_statements_summary_by_digest Table | Server | MariaDB Documentation This table aggregates statement events by schema and digest, providing execution counts, latency, and locking statistics for normalized queries. performance schema events statements summary https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-events_statements_summary_by_program-table Performance Schema events_statements_summary_by_program Table | Server | MariaDB Documentation This table provides summary statistics for statements executed within stored programs, such as procedures, functions, triggers, and events. performance schema by program events statements summary https://www.percona.com/blog/webinar-mysql-5-6-performance-schema/ Webinar: Overview of MySQL 5.6 Performance Schema | Percona May 5, 2026 - "Using MySQL 5.6 Performance Schema to Troubleshoot Typical Workload Bottlenecks." Webinar. May 15, 10 a.m. Pacific, led by Peter Zaitsev. Register now! webinar overview mysql 5 6 performance schema percona https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-setup_consumers-table Performance Schema setup_consumers Table | Server | MariaDB Documentation The setup_consumers table controls which consumers (destinations) are enabled to store event data, managing the flow of metrics to history tables. performance schema setup consumers table server https://mariadb.com/docs/server/reference/system-tables/performance-schema/performance-schema-tables/performance-schema-events_waits_history-table Performance Schema events_waits_history Table | Server | MariaDB Documentation This table records the ten most recent completed wait events per thread, useful for diagnosing recent latency issues. performance schema events waits history table https://www.percona.com/blog/easy-query-metrics-with-mysql-performance-schema/ Easy Query Metrics with MySQL Performance Schema | Percona Mar 25, 2026 - Daniel Nichter details how to get MySQL Performance Schema query metrics -- like min, max, and average query execution time -- with a few clicks! performance schema easy query metrics mysql https://www.percona.com/blog/capture-database-traffic-using-performance-schema/ Capture database traffic using the Performance Schema May 5, 2026 - Learn how to capture database traffic using performance schema in MySQL 5.6 the performance capture database traffic using https://dev.to/vearutop/benchmarking-correctness-and-performance-of-go-json-schema-validators-3247 Benchmarking correctness and performance of Go JSON schema validators - DEV Community JSON schema is a popular technology to describe structured data in a programming language agnostic wa... 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