zabbix3.0.2使用percona mysql插件来监控mysql5.7
2017-02-09 09:37
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http://tongcheng.blog.51cto.com/6214144/1620158http://www.cnblogs.com/caoxiaojian/p/5706992.htmlhttp://blog.csdn.net/mchdba/article/details/51447750
对比zabbix全方位监控mysql,尤其注意以下监控项
MySQL InnoDB Buffer Pool
pool size
database pages InnoDB Buffer Pool Pages Data
free pages InnoDB Buffer Pool Pages Free
modified pages
MySQLTransactions Handler
handler commit InnoDB Transaction Committing
handler rollback InnoDB Transaction Rolling Back
handler savepoint
handler savepoint rollback
MySQLProcesslist
last("mysql.innodb[Innodb_node_heap_buffers]",0)*last("mysql.status[innodb_page_size]",0)
last("Qcache_used_blocks",0)/last("mysql.status[Qcache_queries_in_cache]",0)
last("Qcache_used_memory",0)/last("Qcache_used_blocks",0)
MySQL active threads more than 40 on {HOST.NAME}
依赖于:
Percona MySQL Server Template: MySQL active threads more than 100 on {HOST.NAME}
MySQL active threads more than 100 on {HOST.NAME}
依赖于:
Percona MySQL Server Template: MySQL is down on {HOST.NAME}
MySQL connections utilization more than 80% on {HOST.NAME}
依赖于:
Percona MySQL Server Template: MySQL connections utilization more than 95% on {HOST.NAME}
MySQL slave lag more than 300 on {HOST.NAME}
依赖于:
Percona MySQL Server Template: MySQL slave lag more than 600 on {HOST.NAME}
MySQL slave lag more than 600 on {HOST.NAME}
依赖于:
Percona MySQL Server Template: Slave is stopped on {HOST.NAME}
Slave is stopped on {HOST.NAME}
依赖于:
Percona MySQL Server Template: MySQL is down on {HOST.NAME}
4.lepus
已用连接,可用表缓存,打开文件句柄数
threads,QPS-TPS,DML sec
transaction sec commit,rollback
innodb io read and pages flush
innodb rows read
innodb rows dml
key buffer
network
aborted_clients,aborted_connects
具体案例
cat /usr/local/zabbix/etc/.my.cnf
[mysql]
user=a
password=b
[mysqladmin]
user=a
password=b
yum -y install php php-mysql
zabbix ALL=(root) NOPASSWD:/bin/netstat, /usr/bin/omreport,/usr/bin/top,/bin/chown,/usr/bin/php
cd /usr/local/zabbix/scripts/percona/scripts
cat get_mysql_stats_wrapper.sh
#!/bin/sh
# The wrapper for Cacti PHP script.
# It runs the script every 5 min. and parses the cache file on each following run.
# Version: 1.1.6
#
# This program is part of Percona Monitoring Plugins
# License: GPL License (see COPYING)
# Copyright: 2016 Percona
# Authors: Roman Vynar
ITEM=$1
HOST=localhost
DIR=`dirname $0`
CMD="sudo /usr/bin/php -q $DIR/ss_get_mysql_stats.php --host $HOST --items gg"
CACHEFILE="/tmp/$HOST-mysql_cacti_stats.txt"
if [ "$ITEM" = "running-slave" ]; then
# Check for running slave
#RES=`HOME=~zabbix mysql -e 'SHOW SLAVE STATUS\G' | egrep '(Slave_IO_Running|Slave_SQL_Running):' | awk -F: '{print $2}' | tr '\n' ','`
RES=`/opt/mysql/bin/mysql -e 'SHOW SLAVE STATUS\G' | egrep '(Slave_IO_Running|Slave_SQL_Running):' | awk -F: '{print $2}' | tr '\n' ','`
if [ "$RES" = " Yes, Yes," ]; then
echo 1
else
echo 0
fi
exit
elif [ -e $CACHEFILE ]; then
# Check and run the script
TIMEFLM=`stat -c %Y /tmp/$HOST-mysql_cacti_stats.txt`
TIMENOW=`date +%s`
if [ `expr $TIMENOW - $TIMEFLM` -gt 300 ]; then
sudo chown -R zabbix.zabbix /tmp/$HOST-mysql_cacti_stats.txt
rm -f $CACHEFILE
$CMD 2>&1 > /dev/null
fi
else
$CMD 2>&1 > /dev/null
fi
# Parse cache file
if [ -e $CACHEFILE ]; then
cat $CACHEFILE | sed 's/ /\n/g; s/-1/0/g'| grep $ITEM | awk -F: '{print $2}'
else
echo "ERROR: run the command manually to investigate the problem: $CMD"
fi
监控锁表的数据
对比zabbix全方位监控mysql,尤其注意以下监控项
MySQL InnoDB Buffer Pool
pool size
database pages InnoDB Buffer Pool Pages Data
free pages InnoDB Buffer Pool Pages Free
modified pages
MySQLTransactions Handler
handler commit InnoDB Transaction Committing
handler rollback InnoDB Transaction Rolling Back
handler savepoint
handler savepoint rollback
MySQLProcesslist
last("mysql.innodb[Innodb_node_heap_buffers]",0)*last("mysql.status[innodb_page_size]",0)
last("Qcache_used_blocks",0)/last("mysql.status[Qcache_queries_in_cache]",0)
last("Qcache_used_memory",0)/last("Qcache_used_blocks",0)
show processlist; show full processlist; show open tables; show status like ‘%lock%’ show engine innodb status\G; show variables like ‘%timeout%’; 1.线程池 thread_cache_size = 32 thread_stack = 512K #innodb_file_io_threads = 8 innodb_thread_concurrency = 16 #thread_stack = 192K #thread_concurrency = 128 2.zabbix 对比zabbix全方位监控mysql和Percona MySQL Server Template 尤其注意以下监控项 MySQL InnoDB Buffer Pool pool size database pages InnoDB Buffer Pool Pages Data free pages InnoDB Buffer Pool Pages Free modified pages UserParameter=MySQL.pool-size,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh gq UserParameter=MySQL.modified-pages,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh gt UserParameter=MySQL.free-pages,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh gr UserParameter=MySQL.database-pages,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh gs MySQLTransactions Handler handler commit InnoDB Transaction Committing handler rollback InnoDB Transaction Rolling Back handler savepoint handler savepoint rollback UserParameter=MySQL.Handler-rollback,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh mw UserParameter=MySQL.modified-pages,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh gt UserParameter=MySQL.Handler-savepoint-rollback,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh my UserParameter=MySQL.Handler-savepoint,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh mx UserParameter=MySQL.Handler-commit,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh mm MySQLProcesslist UserParameter=MySQL.State-updating,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh mi UserParameter=MySQL.State-freeing-items,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh lt UserParameter=MySQL.State-other,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh ml UserParameter=MySQL.State-none,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh mk UserParameter=MySQL.State-init,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh lu UserParameter=MySQL.State-sorting-result,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh mg UserParameter=MySQL.State-statistics,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh mh UserParameter=MySQL.State-copying-to-tmp-table,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh lr UserParameter=MySQL.State-end,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh ls UserParameter=MySQL.State-login,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh lw UserParameter=MySQL.State-reading-from-net,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh ly UserParameter=MySQL.State-locked,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh lv UserParameter=MySQL.State-sending-data,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh lz UserParameter=MySQL.State-preparing,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh lx UserParameter=MySQL.State-writing-to-net,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh mj UserParameter=MySQL.State-closing-tables,/var/lib/zabbix/percona/scripts/get_mysql_stats_wrapper.sh lq 5.6 last("mysql.innodb[Innodb_node_heap_buffers]",0)*last("mysql.status[innodb_page_size]",0) last("Qcache_used_blocks",0)/last("mysql.status[Qcache_queries_in_cache]",0) last("Qcache_used_memory",0)/last("Qcache_used_blocks",0) last("mysql.status[Qcache_total_blocks]",0)-last("mysql.status[Qcache_used_blocks]",0) 5.7 show engine innodb status .............................................. 0 lock struct(s), heap size 1136, 0 row lock(s) Hash table size 1593643, node heap has 273 buffer(s) Hash table size 1593643, node heap has 3 buffer(s) Hash table size 1593643, node heap has 21 buffer(s) Hash table size 1593643, node heap has 54 buffer(s) Hash table size 1593643, node heap has 71 buffer(s) Hash table size 1593643, node heap has 119 buffer(s) Hash table size 1593643, node heap has 203 buffer(s) Hash table size 1593643, node heap has 82 buffer(s) page Pages flushed up to 55540154363 Database pages 314640 Old database pages 116191 Modified db pages 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 22, not young 0 Pages read 314037, created 603, written 33877 Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s Database pages 39644 Old database pages 14633 Modified db pages 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 2, not young 0 Pages read 39525, created 119, written 8064 Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s Database pages 38586 Old database pages 14240 Modified db pages 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 19, not young 0 Pages read 38534, created 52, written 1809 Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s Database pages 39304 Old database pages 14526 Modified db pages 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 1, not young 0 Pages read 39287, created 17, written 1287 Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s Database pages 39264 Old database pages 14497 Modified db pages 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 Pages read 39197, created 67, written 8073 Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s Database pages 39169 Old database pages 14461 Modified db pages 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 Pages read 39058, created 111, written 5199 Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s Database pages 39502 Old database pages 14601 Modified db pages 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 Pages read 39426, created 76, written 3084 Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s Database pages 39574 Old database pages 14623 Modified db pages 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 Pages read 39496, created 78, written 3300 Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s Database pages 39597 Old database pages 14610 Modified db pages 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 Pages read 39514, created 83, written 3061 Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s Variable_name: Qcache_free_blocks Variable_name: Qcache_free_memory Variable_name: Qcache_hits Variable_name: Qcache_inserts Variable_name: Qcache_lowmem_prunes Variable_name: Qcache_not_cached Variable_name: Qcache_queries_in_cache Variable_name: Qcache_total_blocks3.触发器
MySQL active threads more than 40 on {HOST.NAME}
依赖于:
Percona MySQL Server Template: MySQL active threads more than 100 on {HOST.NAME}
MySQL active threads more than 100 on {HOST.NAME}
依赖于:
Percona MySQL Server Template: MySQL is down on {HOST.NAME}
MySQL connections utilization more than 80% on {HOST.NAME}
依赖于:
Percona MySQL Server Template: MySQL connections utilization more than 95% on {HOST.NAME}
MySQL connections utilization more than 95% on {HOST.NAME} 依赖于:Percona MySQL Server Template: MySQL is down on {HOST.NAME} |
依赖于:
Percona MySQL Server Template: MySQL slave lag more than 600 on {HOST.NAME}
MySQL slave lag more than 600 on {HOST.NAME}
依赖于:
Percona MySQL Server Template: Slave is stopped on {HOST.NAME}
Slave is stopped on {HOST.NAME}
依赖于:
Percona MySQL Server Template: MySQL is down on {HOST.NAME}
4.lepus
已用连接,可用表缓存,打开文件句柄数
threads,QPS-TPS,DML sec
transaction sec commit,rollback
innodb io read and pages flush
innodb rows read
innodb rows dml
key buffer
network
aborted_clients,aborted_connects
具体案例
cat /usr/local/zabbix/etc/.my.cnf
[mysql]
user=a
password=b
[mysqladmin]
user=a
password=b
yum -y install php php-mysql
zabbix ALL=(root) NOPASSWD:/bin/netstat, /usr/bin/omreport,/usr/bin/top,/bin/chown,/usr/bin/php
cd /usr/local/zabbix/scripts/percona/scripts
cat get_mysql_stats_wrapper.sh
#!/bin/sh
# The wrapper for Cacti PHP script.
# It runs the script every 5 min. and parses the cache file on each following run.
# Version: 1.1.6
#
# This program is part of Percona Monitoring Plugins
# License: GPL License (see COPYING)
# Copyright: 2016 Percona
# Authors: Roman Vynar
ITEM=$1
HOST=localhost
DIR=`dirname $0`
CMD="sudo /usr/bin/php -q $DIR/ss_get_mysql_stats.php --host $HOST --items gg"
CACHEFILE="/tmp/$HOST-mysql_cacti_stats.txt"
if [ "$ITEM" = "running-slave" ]; then
# Check for running slave
#RES=`HOME=~zabbix mysql -e 'SHOW SLAVE STATUS\G' | egrep '(Slave_IO_Running|Slave_SQL_Running):' | awk -F: '{print $2}' | tr '\n' ','`
RES=`/opt/mysql/bin/mysql -e 'SHOW SLAVE STATUS\G' | egrep '(Slave_IO_Running|Slave_SQL_Running):' | awk -F: '{print $2}' | tr '\n' ','`
if [ "$RES" = " Yes, Yes," ]; then
echo 1
else
echo 0
fi
exit
elif [ -e $CACHEFILE ]; then
# Check and run the script
TIMEFLM=`stat -c %Y /tmp/$HOST-mysql_cacti_stats.txt`
TIMENOW=`date +%s`
if [ `expr $TIMENOW - $TIMEFLM` -gt 300 ]; then
sudo chown -R zabbix.zabbix /tmp/$HOST-mysql_cacti_stats.txt
rm -f $CACHEFILE
$CMD 2>&1 > /dev/null
fi
else
$CMD 2>&1 > /dev/null
fi
# Parse cache file
if [ -e $CACHEFILE ]; then
cat $CACHEFILE | sed 's/ /\n/g; s/-1/0/g'| grep $ITEM | awk -F: '{print $2}'
else
echo "ERROR: run the command manually to investigate the problem: $CMD"
fi
监控锁表的数据
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