*****
TOOLS
*****

This release of Percona Toolkit includes the following tools:

:doc:`pt-archiver`
 
 Archive rows from a MySQL table into another table or a file.
 

:doc:`pt-collect`
 
 Collect information from a server for some period of time.
 

:doc:`pt-config-diff`
 
 Diff MySQL configuration files and server variables.
 

:doc:`pt-deadlock-logger`
 
 Extract and log MySQL deadlock information.
 

:doc:`pt-diskstats`
 
 Aggregate and summarize \ */proc/diskstats*\ .
 

:doc:`pt-duplicate-key-checker`
 
 Find duplicate indexes and foreign keys on MySQL tables.
 

:doc:`pt-fifo-split`
 
 Split files and pipe lines to a fifo without really splitting.
 

:doc:`pt-find`
 
 Find MySQL tables and execute actions, like GNU find.
 

:doc:`pt-fk-error-logger`
 
 Extract and log MySQL foreign key errors.
 

:doc:`pt-heartbeat`
 
 Monitor MySQL replication delay.
 

:doc:`pt-index-usage`
 
 Read queries from a log and analyze how they use indexes.
 

:doc:`pt-kill`
 
 Kill MySQL queries that match certain criteria.
 

:doc:`pt-log-player`
 
 Replay MySQL query logs.
 

:doc:`pt-mext`
 
 Look at many samples of MySQL \ ``SHOW GLOBAL STATUS``\  side-by-side.
 

:doc:`pt-mysql-summary`
 
 Summarize MySQL information in a nice way.
 

:doc:`pt-online-schema-change`
 
 Perform online, non-blocking table schema changes.
 

:doc:`pt-pmp`
 
 Aggregate GDB stack traces for a selected program.
 

:doc:`pt-query-advisor`
 
 Analyze queries and advise on possible problems.
 

:doc:`pt-query-digest`
 
 Analyze query execution logs and generate a query report, filter, replay, or transform queries for MySQL, PostgreSQL, memcached, and more.
 

:doc:`pt-show-grants`
 
 Canonicalize and print MySQL grants so you can effectively replicate, compare and version-control them.
 

:doc:`pt-sift`
 
 Browses files created by pt-collect.
 

:doc:`pt-slave-delay`
 
 Make a MySQL slave server lag behind its master.
 

:doc:`pt-slave-find`
 
 Find and print replication hierarchy tree of MySQL slaves.
 

:doc:`pt-slave-restart`
 
 Watch and restart MySQL replication after errors.
 

:doc:`pt-stalk`
 
 Wait for a condition to occur then begin collecting data.
 

:doc:`pt-summary`
 
 Summarize system information in a nice way.
 

:doc:`pt-table-checksum`
 
 Perform an online replication consistency check, or checksum MySQL tables efficiently on one or many servers.
 

:doc:`pt-table-sync`
 
 Synchronize MySQL table data efficiently.
 

:doc:`pt-tcp-model`
 
 Transform tcpdump into metrics that permit performance and scalability modeling.
 

:doc:`pt-trend`
 
 Compute statistics over a set of time-series data points.
 

:doc:`pt-upgrade`
 
 Execute queries on multiple servers and check for differences.
 

:doc:`pt-variable-advisor`
 
 Analyze MySQL variables and advise on possible problems.
 

:doc:`pt-visual-explain`
 
 Format EXPLAIN output as a tree.
 

For more free, open-source software developed Percona, visit
`http://www.percona.com/software/ <http://www.percona.com/software/>`_.

.. toctree::
   :hidden:

   pt-archiver
   pt-collect
   pt-config-diff
   pt-deadlock-logger
   pt-diskstats
   pt-duplicate-key-checker
   pt-fifo-split
   pt-find
   pt-fk-error-logger
   pt-heartbeat
   pt-index-usage
   pt-kill
   pt-log-player
   pt-mext
   pt-mysql-summary
   pt-online-schema-change
   pt-pmp
   pt-query-advisor
   pt-query-digest
   pt-show-grants
   pt-sift
   pt-slave-delay
   pt-slave-find
   pt-slave-restart
   pt-stalk
   pt-summary
   pt-table-checksum
   pt-table-sync
   pt-tcp-model
   pt-trend
   pt-upgrade
   pt-variable-advisor
   pt-visual-explain