Percona Toolkit 3.0.5 is Now Available

Percona announces the release of Percona Toolkit 3.0.5 on November 21, 2017.

Percona Toolkit is a collection of advanced command-line tools that perform a variety of MySQL and MongoDB server and system tasks too difficult or complex for DBAs to perform manually. Percona Toolkit, like all Percona software, is free and open source.

You download Percona Toolkit packages from the web site or install from official repositories.

This release includes the following changes:

New Features:

• PT-216: The pt-mongodb-query-digest supports MongoDB versions lower than 3.2; incorrect output was fixed.
• PT-182: The pt-summary, pt-mysql-summary, pt-mongodb-summary commands provide output in the the JSON format.
• pt-mysql-summary shows the output of the SHOW SLAVE HOSTS command.
• pt-table-sync supports replication channels (requires MySQL version 5.7.6 or higher)
• PMM-1590: MongoDB Profiler for Percona Management and Monitoring and Percona Toolkit has been improved.

Bug fixes:

• pt-mext would fail if the Rsa_public_key variable was empty.
• PT-212: pt-mongodb-query-digest --version produced incorrect values.
• PT-202: pt-online-schema-change incorrectly processed virtual columns.
• PT-200: pt-online-schema-change command reported an error when the name of an index contained UNIQUE as as the prefix or suffix.
• pt-table-checksum did not detect differences on a system with the ROW based replication active.
• PT-196: pt-onine-schema-change --max-load paused if a status variable was passed 0 as the value.
• PT-193: pt-table-checksum reported a misleading error if a column comment contained an apostrophe. For more information, see #1708749.
• PT-187: In some cases, pt-table-checksum did not report that the same table contained different values on the master and slave.
• PT-186: pt-online-schema-change --alter could fail if field names contained upper case characters. For more information, see #1705998.
• PT-183: In some cases pt-mongodb-query-digest could not connect to a database using authentication.
• PT-167: In some cases, pt-kill could ignore the value of the --busy-time parameter. For more information, see #1016272.
• PT-161: When run with the --skip-check-slave-lag, the pt-table-checksum could could fail in some cases.