Hi Because of that, those queries don't use index. log-queries-not-using-indexes works even if query time less than long-query-time.
http://dev.mysql.com/doc/refman/5.5/en/server-options.html#option_mysqld_log-queries-not-using-indexes regards, yoku 2012/9/1 Adarsh Sharma <eddy.ada...@gmail.com>: > Hi all, > > I am using Mysql Ver 14.14 Distrib 5.1.58 in which i enabled slow query log > by setting below parameters in my.cnf : > > log-slow-queries=/usr/local/mysql/slow-query.log > long_query_time=100 > log-queries-not-using-indexes > > I am assuming from the inf. from the internet that long_query_time is in > seconds , but i see the slow query log , there are lots of statements ( > queries ) : > > # User@Host: user1[user1] @ abc.dd.aa.com [192.112.111.111] > # Query_time: 0.052784 Lock_time: 0.000043 Rows_sent: 1 Rows_examined: > 141145 > SET timestamp=1346409734; > select count(ENTITY_NAME) from ALERT_EVENTS where EVENT_TIME > > date_sub(now(),INTERVAL 60 MINUTE) and status=upper('failed') and > ENTITY_NAME='FETL-ImpressionRC-conversion'; > # Time: 120831 10:43:14 > # User@Host: user1[user1] @ abc.dd.aa.com [192.112.111.111] > # Query_time: 0.053599 Lock_time: 0.000079 Rows_sent: 1 Rows_examined: > 141145 > SET timestamp=1346409794; > select count(ENTITY_NAME) from ALERT_EVENTS where EVENT_TIME > > date_sub(now(),INTERVAL 60 MINUTE) and status=upper('failed') and > ENTITY_NAME='FETL-click-enhancer-deferred'; > # User@Host: user1[user2] @ abc.dd.aa.com [192.112.111.111] > # Query_time: 0.054185 Lock_time: 0.000086 Rows_sent: 1 Rows_examined: > 141145 > SET timestamp=1346409794; > select count(ENTITY_NAME) from ALERT_EVENTS where EVENT_TIME > > date_sub(now(),INTERVAL 60 MINUTE) and status=upper('failed') and > ENTITY_NAME='FETL-ImpressionRC-conversion'; > # Time: 120831 10:43:22 > # User@Host: user2[user2] @ abc.dd.aa.com [192.112.111.111] > # Query_time: 0.000163 Lock_time: 0.000045 Rows_sent: 1 Rows_examined: 13 > > > > I don't understand the query time unit in slow query log because i expect > queries to be logged that takes > 100 s. I tested with sleep command for > 60s , it doesn't logged in slow query log and when i sleep for 120 s it > logged but i don't why the other queries are logging in slow log. > > # Query_time: 120.000259 Lock_time: 0.000000 Rows_sent: 1 Rows_examined: 0 > SET timestamp=1346443103; > SELECT SLEEP(120); > > And also my slow log is increasing and decided to purge thorogh below > command : > > cat /dev/null > /var/lib/mysql/slow-queries.log > > > Anyone any ideas about this. > > > Thanks -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/mysql
