How do I check every 10 seconds to kill a query that exceeds 100 seconds for a specified user?Pt-kill--no-version-check--host 127.0.0.1--port 3306--user ' xxxxxx '--password ' xxxxxx '--charset UTF8--match-command Query--match-user The specified
Pt-kill is a very simple tool to kill MySQL threads and queries. The main purpose is to prevent some long queries from consuming system resources for long periods of time, while affecting the online business.
Main function:
Get the connection that
in a production environment, DB servers are often hung by concurrent slow queries, so it is important to do SQL audits beforehand to avoid bad SQL. Wan accidentally slow SQL or run to the line, and concurrency is not small, this is the DBA will
The MySQL + PHP mode often causes a large number of zombie processes in MySQL under high concurrency pressure, resulting in service downtime. In order to automatically kill these processes, a script is created and automatically executed on the
Percona utility-Introduction to pt-kill, perconapt-kill
Pt-kill is an excellent tool for kill MySQL connection and is part of percona toolkit, when the maximum number of connections is exceeded due to a large number of idle connections and a
Pt-kill is a good kill MySQL connection tool, is a part of Percona Toolkit, in the due to more idle connections cause more than the maximum number of connections, a problem of SQL causes MySQL load is high, you need to kill some connections, This
Batch kill SQL statements that run for a long time in mysql, killmysql
KILL syntax
KILL [CONNECTION | QUERY] thread_idEach connection to mysqld runs in an independent thread. You can use the show processlist statement to check which threads are
Pt-kill is a good kill MySQL connection tool, is a part of Percona Toolkit, in the due to more idle connections cause more than the maximum number of connections, a problem of SQL causes MySQL load is high, you need to kill some connections, This
This article mainly introduces the parameters of common pt-kill processes. if you need it, refer to pt-kill, which is an excellent tool for kill MySQL connection and part of percona toolkit, when the maximum number of connections is exceeded due to
Introduction to common killing process parameters of pt-kill and parameters of pt-kill
Pt-kill is an excellent tool for kill MySQL connection and is part of percona toolkit, when the maximum number of connections is exceeded due to a large number of
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