Mysql Kill A Query Jun 2026

SHOW PROCESSLIST;

: Terminates both the running query and the entire client connection. mysql kill a query

| Id | User | Host | db | Command | Time | State | Info | |----|------|-----------|------|---------|------|---------------|------------------------------| | 4 | root | localhost | NULL | Query | 0 | starting | SHOW PROCESSLIST | | 5 | root | localhost | test | Query | 120 | Sending data | SELECT * FROM huge_table ... | | 6 | app | webhost | shop | Sleep | 500 | | NULL | SHOW PROCESSLIST; : Terminates both the running query

Wait. Do not forcefully kill the MySQL server process from the OS level (using kill -9 ), as this can corrupt data. Allow the thread to clean itself up. Do not forcefully kill the MySQL server process

She groggily opened her laptop, heart already racing. The company’s main e-commerce site was slowing to a crawl. Users couldn’t load their carts.

Killing it was the only immediate option. No time for a graceful shutdown.

To , you must first identify its Processlist ID and then issue the appropriate KILL command. Step 1: Identify the Problematic Query