zabbix mysql调优
DELIMITER //DROP PROCEDURE IF EXISTS `zabbix`.`create_zabbix_partitions` //
CREATE PROCEDURE `zabbix`.`create_zabbix_partitions` ()
BEGIN
CALL zabbix.create_next_partitions("zabbix","history");
CALL zabbix.create_next_partitions("zabbix","history_log");
CALL zabbix.create_next_partitions("zabbix","history_str");
CALL zabbix.create_next_partitions("zabbix","history_text");
CALL zabbix.create_next_partitions("zabbix","history_uint");
CALL zabbix.create_next_partitions("zabbix","trends");
CALL zabbix.create_next_partitions("zabbix","trends_uint");
CALL zabbix.drop_old_partitions("zabbix","history");
CALL zabbix.drop_old_partitions("zabbix","history_log");
CALL zabbix.drop_old_partitions("zabbix","history_str");
CALL zabbix.drop_old_partitions("zabbix","history_text");
CALL zabbix.drop_old_partitions("zabbix","history_uint");
CALL zabbix.drop_old_partitions("zabbix","trends");
CALL zabbix.drop_old_partitions("zabbix","trends_uint");
END //
DROP PROCEDURE IF EXISTS `zabbix`.`create_next_partitions` //
CREATE PROCEDURE `zabbix`.`create_next_partitions` (SCHEMANAME varchar(64), TABLENAME varchar(64))
BEGIN
DECLARE NEXTCLOCK timestamp;
DECLARE PARTITIONNAME varchar(16);
DECLARE CLOCK int;
SET @totaldays = 7;
SET @i = 1;
createloop: LOOP
SET NEXTCLOCK = DATE_ADD(NOW(),INTERVAL @i DAY);
SET PARTITIONNAME = DATE_FORMAT( NEXTCLOCK, 'p%Y%m%d' );
SET CLOCK = UNIX_TIMESTAMP(DATE_FORMAT(DATE_ADD( NEXTCLOCK ,INTERVAL 1 DAY),'%Y-%m-%d 00:00:00'));
CALL zabbix.create_partition( SCHEMANAME, TABLENAME, PARTITIONNAME, CLOCK );
SET @i=@i+1;
IF @i > @totaldays THEN
LEAVE createloop;
END IF;
END LOOP;
END //
DROP PROCEDURE IF EXISTS `zabbix`.`drop_old_partitions` //
CREATE PROCEDURE `zabbix`.`drop_old_partitions` (SCHEMANAME varchar(64), TABLENAME varchar(64))
BEGIN
DECLARE OLDCLOCK timestamp;
DECLARE PARTITIONNAME varchar(16);
DECLARE CLOCK int;
SET @mindays = 30;
SET @maxdays = @mindays+4;
SET @i = @maxdays;
droploop: LOOP
SET OLDCLOCK = DATE_SUB(NOW(),INTERVAL @i DAY);
SET PARTITIONNAME = DATE_FORMAT( OLDCLOCK, 'p%Y%m%d' );
CALL zabbix.drop_partition( SCHEMANAME, TABLENAME, PARTITIONNAME );
SET @i=@i-1;
IF @i
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