slow_query_log = 1
slow_query_log_file = /ebill-slave-1/mysql-logs/mysqld-slow.log
long_query_time = 6000
log-queries-not-using-indexes
log-slow-admin-statements
max_connections=13000
..and
cd mk-myacct-dbslave-2/ebill-slave-2/mysql-logs >
touch mysqld-slow.log
chown mysql:mysql mysqld-slow.log
chmod 755 mysqld-slow.log