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.. _PT-3.1.0:
================================================================================
*Percona Toolkit* 3.1.0
================================================================================
:Date: September 12, 2019
:Installation: `Installing Percona Toolkit <https://www.percona.com/doc/percona-toolkit/LATEST/installation.html>`_
New Features
================================================================================
* :jirabug:`PT-1663`: Implement retention by bytes for pt-stalk
Improvements
================================================================================
* :jirabug:`PT-1705`: Make pt-online-schema-change exit with different codes depending on the status
* :jirabug:`PT-1761`: Prevent pt-osc to run under MySQL 8.0.14+ & 8.0.17
* :jirabug:`PT-1746`: diskstats not working for kernel 4.18+
Bugs Fixed
================================================================================
* :jirabug:`PT-1736`: pt-kill ignores --busy-time and --kill-busy-commands=Query when there is a process with Command=Execute
* :jirabug:`PT-1575`: pt-mysql-summary does not print PXC section for PXC 5.6 and 5.7
* :jirabug:`PT-1728`: Pt-table-checksum failing to scan small tables that get wiped out often
* :jirabug:`PT-1720`: pt-pmp parses configuration files that lead to errors
* :jirabug:`PT-1114`: LP #1182180: pt-table-checksum fails when table is empty
* :jirabug:`PT-1715`: pt-upgrade documentation doesn't have the type tcpdump
* :jirabug:`PT-1344`: LP #1580428: pt-online-schema-change: Use of uninitialized value $host in string
* :jirabug:`PT-1492`: pt-kill in version 3.0.7 seems not to respect busy-time any longer
* :jirabug:`PT-1798`: CLONE - yum repos do not contain 3.1.1 of percona toolkit
* :jirabug:`PT-1797`: yum repos do not contain 3.1.1 of percona toolkit
* :jirabug:`PT-1633`: pt-config-diff doesn't handle innodb_temp_data_file_path correctly
* :jirabug:`PT-1630`: pt-table-checksum not working with galera cluster anymore since 3.0.11
* :jirabug:`PT-1734`: Tailing log_error in pt-stalk doesn't work
* :jirabug:`PT-1732`: Typo in link on percona.com
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