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#!/bin/sh

# Credentials for a MySQL user with PROCESS, SUPER permissions
USERNAME=
PASSWORD=

# MySQL Server location
HOST=127.0.0.1
PORT=3306

TIMEOUT=60   # 1 minute
TARGET_USER= # MySQL user to monitor

MYSQL="mysql -u $USERNAME --password=$PASSWORD -h $HOST -P $PORT -B"

$MYSQL -N -e 'SHOW FULL PROCESSLIST' | cut -f 1,2,6 | awk '{ if ($3 > $TIMEOUT && $2 == $TARGET_USER) print "KILL " $1 ";" }'