Mycat使用性能监控管理工具获取相关性能缺陷和监视信息
2017-09-15 17:53
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Mycat性能监控测试管理工具有3种：1、Mycat控制台命令行；2、Mycat-web性能管理系统；3、第三方监控工具如Spotlight。虽然有了性能监视工具，但是实际的问题也不能完全分析出来，还是要在实战中积累经验。如果使用Mycat进行二次开发建议持续关注github上最新的issue来观察，同时加强对Mycat源码的阅读和理解。
参数备注：-h:host, -u:username, -p:password, -P:port, cvnavidb:database instance
[root@localhost lib]# mysql -h10.10.10.117 -P9066 -ucvnavidb -pXJAKNEBCYlHefj7YHdi0 cvnavidb
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 632
Server version: 5.6.29-mycat-1.6-RELEASE-20170915144602 MyCat Server (monitor)
Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> SELECT F_ID, F_PID FROM t_fleet WHERE F_DEL_FLAG = 0;
[2]+ Stopped mysql -h10.10.10.117 -P9066 -ucvnavidb -pXJAKNEBCYlHefj7YHdi0 cvnavidb
[root@localhost lib]# mysql -h10.10.10.117 -P9066 -ucvnavidb -pXJAKNEBCYlHefj7YHdi0 cvnavidb
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 636
Server version: 5.6.29-mycat-1.6-RELEASE-20170915144602 MyCat Server (monitor)
Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> show @@help
-> ;
+------------------------------------------+--------------------------------------------+
| STATEMENT | DESCRIPTION |
+------------------------------------------+--------------------------------------------+
| show @@time.current | Report current timestamp |
| show @@time.startup | Report startup timestamp |
| show @@version | Report Mycat Server version |
| show @@server | Report server status |
| show @@threadpool | Report threadPool status |
| show @@database | Report databases |
| show @@datanode | Report dataNodes |
| show @@datanode where schema = ? | Report dataNodes |
| show @@datasource | Report dataSources |
| show @@datasource where dataNode = ? | Report dataSources |
| show @@datasource.synstatus | Report datasource data synchronous |
| show @@datasource.syndetail where name=? | Report datasource data synchronous detail |
| show @@datasource.cluster | Report datasource galary cluster variables |
| show @@processor | Report processor status |
| show @@command | Report commands status |
| show @@connection | Report connection status |
| show @@cache | Report system cache usage |
| show @@backend | Report backend connection status |
| show @@session | Report front session details |
| show @@connection.sql | Report connection sql |
| show @@sql.execute | Report execute status |
| show @@sql.detail where id = ? | Report execute detail status |
| show @@sql | Report SQL list |
| show @@sql.high | Report Hight Frequency SQL |
| show @@sql.slow | Report slow SQL |
| show @@sql.resultset | Report BIG RESULTSET SQL |
| show @@sql.sum | Report User RW Stat |
| show @@sql.sum.user | Report User RW Stat |
| show @@sql.sum.table | Report Table RW Stat |
| show @@parser | Report parser status |
| show @@router | Report router status |
| show @@heartbeat | Report heartbeat status |
| show @@heartbeat.detail where name=? | Report heartbeat current detail |
| show @@slow where schema = ? | Report schema slow sql |
| show @@slow where datanode = ? | Report datanode slow sql |
| show @@sysparam | Report system param |
| show @@syslog limit=? | Report system mycat.log |
| show @@white | show mycat white host |
| show @@white.set=?,? | set mycat white host,[ip,user] |
| show @@directmemory=1 or 2 | show mycat direct memory usage |
| switch @@datasource name:index | Switch dataSource |
| kill @@connection id1,id2,... | Kill the specified connections |
| stop @@heartbeat name:time | Pause dataNode heartbeat |
| reload @@config | Reload basic config from file |
| reload @@config_all | Reload all config from file |
| reload @@route | Reload route config from file |
| reload @@user | Reload user config from file |
| reload @@sqlslow= | Set Slow SQL Time(ms) |
| reload @@user_stat | Reset show @@sql @@sql.sum @@sql.slow |
| rollback @@config | Rollback all config from memory |
| rollback @@route | Rollback route config from memory |
| rollback @@user | Rollback user config from memory |
| reload @@sqlstat=open | Open real-time sql stat analyzer |
| reload @@sqlstat=close | Close real-time sql stat analyzer |
| offline | Change MyCat status to OFF |
| online | Change MyCat status to ON |
| clear @@slow where schema = ? | Clear slow sql by schema |
| clear @@slow where datanode = ? | Clear slow sql by datanode |
+------------------------------------------+--------------------------------------------+
58 rows in set (0.00 sec)
mysql> show @@processor;
+------------+------------+-----------+-------------+---------+---------+--------------+--------------+------------+----------+----------+----------+
| NAME | NET_IN | NET_OUT | REACT_COUNT | R_QUEUE | W_QUEUE | FREE_BUFFER | TOTAL_BUFFER | BU_PERCENT | BU_WARNS | FC_COUNT | BC_COUNT |
+------------+------------+-----------+-------------+---------+---------+--------------+--------------+------------+----------+----------+----------+
| Processor0 | 289440957 | 261472660 | 0 | 0 | 0 | 687194767360 | 687194767360 | 0 | 0 | 5 | 12 |
| Processor1 | 3329876701 | 390589667 | 0 | 0 | 0 | 687194767360 | 687194767360 | 0 | 0 | 7 | 9 |
| Processor2 | 385567819 | 298165916 | 0 | 0 | 0 | 687194767360 | 687194767360 | 0 | 0 | 8 | 9 |
| Processor3 | 128281110 | 167211713 | 0 | 0 | 0 | 687194767360 | 687194767360 | 0 | 0 | 5 | 6 |
+------------+------------+-----------+-------------+---------+---------+--------------+--------------+------------+----------+----------+----------+
4 rows in set (0.00 sec)
mysql> show @@connection;
+------------+------+--------------+------+------------+----------+----------+----------+------------+----------+---------------+-------------+------------+---------+------------+
| PROCESSOR | ID | HOST | PORT | LOCAL_PORT | USER | SCHEMA | CHARSET | NET_IN | NET_OUT | ALIVE_TIME(S) | RECV_BUFFER | SEND_QUEUE | txlevel | autocommit |
+------------+------+--------------+------+------------+----------+----------+----------+------------+----------+---------------+-------------+------------+---------+------------+
| Processor0 | 352 | 10.10.10.126 | 8066 | 51330 | cvnavidb | cvnavidb | utf8:33 | 2193778 | 77298070 | 3336 | 16384 | 0 | 3 | true |
| Processor0 | 33 | 10.10.10.117 | 9066 | 54392 | cvnavidb | cvnavidb | utf8:33 | 3104 | 4589817 | 7662 | 4096 | 0 | | |
| Processor0 | 5 | 10.10.11.103 | 8066 | 10239 | cvnavidb | cvnavidb | utf8:33 | 3299363 | 144452 | 7693 | 4096 | 0 | 3 | true |
| Processor0 | 533 | 10.10.11.103 | 8066 | 13583 | cvnavidb | cvnavidb | utf8:33 | 462 | 17236 | 1268 | 4096 | 0 | 3 | true |
| Processor0 | 629 | 10.10.12.164 | 8066 | 54339 | cvnavidb | cvnavidb | utf8:33 | 1104 | 1257 | 91 | 4096 | 0 | 3 | true |
| Processor1 | 626 | 10.10.12.164 | 8066 | 54336 | cvnavidb | cvnavidb | utf8:33 | 1104 | 1257 | 92 | 4096 | 0 | 3 | true |
| Processor1 | 6 | 10.10.11.103 | 8066 | 10244 | cvnavidb | cvnavidb | utf8:33 | 3063195860 | 2479271 | 7692 | 90112 | 0 | 3 | true |
| Processor1 | 630 | 10.10.12.164 | 8066 | 54342 | cvnavidb | cvnavidb | utf8:33 | 4508 | 585553 | 91 | 4096 | 0 | 3 | true |
| Processor1 | 568 | 10.10.10.126 | 8066 | 39111 | cvnavidb | cvnavidb | utf8:33 | 2024531 | 13637493 | 787 | 16384 | 0 | 3 | true |
| Processor1 | 632 | 10.10.10.117 | 9066 | 56815 | cvnavidb | cvnavidb | latin1:5 | 147 | 297 | 62 | 4096 | 0 | | |
| Processor1 | 458 | 10.10.10.126 | 8066 | 58989 | cvnavidb | cvnavidb | utf8:33 | 708555 | 823446 | 2107 | 16384 | 0 | 3 | true |
| Processor1 | 636 | 10.10.10.117 | 9066 | 56829 | cvnavidb | cvnavidb | latin1:5 | 206 | 4066 | 53 | 4096 | 0 | | |
| Processor2 | 369 | 10.10.10.126 | 8066 | 52497 | cvnavidb | cvnavidb | utf8:33 | 1808708 | 39558581 | 3153 | 16384 | 0 | 3 | true |
| Processor2 | 627 | 10.10.12.164 | 8066 | 54337 | cvnavidb | cvnavidb | utf8:33 | 1104 | 1257 | 92 | 4096 | 0 | 3 | true |
| Processor2 | 7 | 10.10.11.103 | 8066 | 10246 | cvnavidb | cvnavidb | utf8:33 | 3160327 | 312504 | 7692 | 20480 | 0 | 3 | true |
| Processor2 | 55 | 10.10.10.117 | 9066 | 54462 | cvnavidb | cvnavidb | utf8:33 | 3243 | 7603678 | 7362 | 4096 | 0 | | |
| Processor2 | 615 | 10.10.10.117 | 9066 | 56761 | cvnavidb | cvnavidb | latin1:5 | 221 | 103919 | 190 | 4096 | 0 | | |
| Processor2 | 600 | 10.10.10.126 | 8066 | 41762 | cvnavidb | cvnavidb | utf8:33 | 1789287 | 1632953 | 374 | 8192 | 0 | 3 | true |
| Processor2 | 10 | 10.10.10.1 | 8066 | 65440 | cvnavidb | cvnavidb | latin1:5 | 80079 | 8421259 | 7685 | 4096 | 0 | 3 | true |
| Processor2 | 31 | 10.10.10.117 | 9066 | 54390 | cvnavidb | cvnavidb | utf8:33 | 3797 | 13870810 | 7662 | 4096 | 0 | | |
| Processor3 | 32 | 10.10.10.117 | 9066 | 54391 | cvnavidb | cvnavidb | utf8:33 | 3400 | 8746466 | 7662 | 4096 | 0 | | |
| Processor3 | 355 | 10.10.10.126 | 8066 | 51333 | cvnavidb | cvnavidb | utf8:33 | 1785253 | 34577828 | 3336 | 16384 | 0 | 3 | true |
| Processor3 | 628 | 10.10.12.164 | 8066 | 54338 | cvnavidb | cvnavidb | utf8:33 | 1104 | 1257 | 91 | 4096 | 0 | 3 | true |
| Processor3 | 119 | 10.10.10.117 | 9066 | 54776 | cvnavidb | cvnavidb | utf8:33 | 2748 | 1757148 | 6282 | 4096 | 0 | | |
| Processor3 | 601 | 10.10.10.126 | 8066 | 41787 | cvnavidb | cvnavidb | utf8:33 | 1688404 | 1236539 | 371 | 4096 | 0 | 3 | true |
+------------+------+--------------+------+------------+----------+----------+----------+------------+----------+---------------+-------------+------------+---------+------------+
25 rows in set (0.00 sec)
mysql> show @@cache;
+-------------------------------------+-------+------+--------+------+------+---------------+---------------+
| CACHE | MAX | CUR | ACCESS | HIT | PUT | LAST_ACCESS | LAST_PUT |
+-------------------------------------+-------+------+--------+------+------+---------------+---------------+
| ER_SQL2PARENTID | 1000 | 0 | 0 | 0 | 0 | 0 | 0 |
| SQLRouteCache | 10000 | 11 | 416891 | 11 | 33 | 1505465985643 | 1505465352022 |
| TableID2DataNodeCache.TESTDB_ORDERS | 50000 | 0 | 0 | 0 | 0 | 0 | 0 |
+-------------------------------------+-------+------+--------+------+------+---------------+---------------+
3 rows in set (0.00 sec)
mysql> show @@server;
+------------+-------------+--------------+------------+---------------+---------------+---------+--------+
| UPTIME | USED_MEMORY | TOTAL_MEMORY | MAX_MEMORY | RELOAD_TIME | ROLLBACK_TIME | CHARSET | STATUS |
+------------+-------------+--------------+------------+---------------+---------------+---------+--------+
| 2h 8m 53s | 230734320 | 1069023232 | 3817865216 | 1505458275142 | -1 | latin1 | ON |
+------------+-------------+--------------+------------+---------------+---------------+---------+--------+
1 row in set (0.00 sec)
mysql> show @@version;
+-----------------------------------------+
| VERSION |
+-----------------------------------------+
| 5.6.29-mycat-1.6-RELEASE-20170915144602 |
+-----------------------------------------+
1 row in set (0.00 sec)
mysql>
参考地址：http://www.cnblogs.com/tonylovett/p/5251449.html
参考：http://blog.csdn.net/mchdba/article/details/51059547
此工具是商业工具，可以下载破解版进行使用，或官网（http://www.quest.com/）下载试用。
Mycat控制台命令行监控
进入mysql控制台命令：mysql -h10.10.10.117 -P9066 -ucvnavidb -pXJAKNEBCYlHefj7YHdi0 cvnavidb参数备注：-h:host, -u:username, -p:password, -P:port, cvnavidb:database instance
[root@localhost lib]# mysql -h10.10.10.117 -P9066 -ucvnavidb -pXJAKNEBCYlHefj7YHdi0 cvnavidb
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 632
Server version: 5.6.29-mycat-1.6-RELEASE-20170915144602 MyCat Server (monitor)
Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> SELECT F_ID, F_PID FROM t_fleet WHERE F_DEL_FLAG = 0;
[2]+ Stopped mysql -h10.10.10.117 -P9066 -ucvnavidb -pXJAKNEBCYlHefj7YHdi0 cvnavidb
[root@localhost lib]# mysql -h10.10.10.117 -P9066 -ucvnavidb -pXJAKNEBCYlHefj7YHdi0 cvnavidb
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 636
Server version: 5.6.29-mycat-1.6-RELEASE-20170915144602 MyCat Server (monitor)
Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
mysql> show @@help
-> ;
+------------------------------------------+--------------------------------------------+
| STATEMENT | DESCRIPTION |
+------------------------------------------+--------------------------------------------+
| show @@time.current | Report current timestamp |
| show @@time.startup | Report startup timestamp |
| show @@version | Report Mycat Server version |
| show @@server | Report server status |
| show @@threadpool | Report threadPool status |
| show @@database | Report databases |
| show @@datanode | Report dataNodes |
| show @@datanode where schema = ? | Report dataNodes |
| show @@datasource | Report dataSources |
| show @@datasource where dataNode = ? | Report dataSources |
| show @@datasource.synstatus | Report datasource data synchronous |
| show @@datasource.syndetail where name=? | Report datasource data synchronous detail |
| show @@datasource.cluster | Report datasource galary cluster variables |
| show @@processor | Report processor status |
| show @@command | Report commands status |
| show @@connection | Report connection status |
| show @@cache | Report system cache usage |
| show @@backend | Report backend connection status |
| show @@session | Report front session details |
| show @@connection.sql | Report connection sql |
| show @@sql.execute | Report execute status |
| show @@sql.detail where id = ? | Report execute detail status |
| show @@sql | Report SQL list |
| show @@sql.high | Report Hight Frequency SQL |
| show @@sql.slow | Report slow SQL |
| show @@sql.resultset | Report BIG RESULTSET SQL |
| show @@sql.sum | Report User RW Stat |
| show @@sql.sum.user | Report User RW Stat |
| show @@sql.sum.table | Report Table RW Stat |
| show @@parser | Report parser status |
| show @@router | Report router status |
| show @@heartbeat | Report heartbeat status |
| show @@heartbeat.detail where name=? | Report heartbeat current detail |
| show @@slow where schema = ? | Report schema slow sql |
| show @@slow where datanode = ? | Report datanode slow sql |
| show @@sysparam | Report system param |
| show @@syslog limit=? | Report system mycat.log |
| show @@white | show mycat white host |
| show @@white.set=?,? | set mycat white host,[ip,user] |
| show @@directmemory=1 or 2 | show mycat direct memory usage |
| switch @@datasource name:index | Switch dataSource |
| kill @@connection id1,id2,... | Kill the specified connections |
| stop @@heartbeat name:time | Pause dataNode heartbeat |
| reload @@config | Reload basic config from file |
| reload @@config_all | Reload all config from file |
| reload @@route | Reload route config from file |
| reload @@user | Reload user config from file |
| reload @@sqlslow= | Set Slow SQL Time(ms) |
| reload @@user_stat | Reset show @@sql @@sql.sum @@sql.slow |
| rollback @@config | Rollback all config from memory |
| rollback @@route | Rollback route config from memory |
| rollback @@user | Rollback user config from memory |
| reload @@sqlstat=open | Open real-time sql stat analyzer |
| reload @@sqlstat=close | Close real-time sql stat analyzer |
| offline | Change MyCat status to OFF |
| online | Change MyCat status to ON |
| clear @@slow where schema = ? | Clear slow sql by schema |
| clear @@slow where datanode = ? | Clear slow sql by datanode |
+------------------------------------------+--------------------------------------------+
58 rows in set (0.00 sec)
mysql> show @@processor;
+------------+------------+-----------+-------------+---------+---------+--------------+--------------+------------+----------+----------+----------+
| NAME | NET_IN | NET_OUT | REACT_COUNT | R_QUEUE | W_QUEUE | FREE_BUFFER | TOTAL_BUFFER | BU_PERCENT | BU_WARNS | FC_COUNT | BC_COUNT |
+------------+------------+-----------+-------------+---------+---------+--------------+--------------+------------+----------+----------+----------+
| Processor0 | 289440957 | 261472660 | 0 | 0 | 0 | 687194767360 | 687194767360 | 0 | 0 | 5 | 12 |
| Processor1 | 3329876701 | 390589667 | 0 | 0 | 0 | 687194767360 | 687194767360 | 0 | 0 | 7 | 9 |
| Processor2 | 385567819 | 298165916 | 0 | 0 | 0 | 687194767360 | 687194767360 | 0 | 0 | 8 | 9 |
| Processor3 | 128281110 | 167211713 | 0 | 0 | 0 | 687194767360 | 687194767360 | 0 | 0 | 5 | 6 |
+------------+------------+-----------+-------------+---------+---------+--------------+--------------+------------+----------+----------+----------+
4 rows in set (0.00 sec)
mysql> show @@connection;
+------------+------+--------------+------+------------+----------+----------+----------+------------+----------+---------------+-------------+------------+---------+------------+
| PROCESSOR | ID | HOST | PORT | LOCAL_PORT | USER | SCHEMA | CHARSET | NET_IN | NET_OUT | ALIVE_TIME(S) | RECV_BUFFER | SEND_QUEUE | txlevel | autocommit |
+------------+------+--------------+------+------------+----------+----------+----------+------------+----------+---------------+-------------+------------+---------+------------+
| Processor0 | 352 | 10.10.10.126 | 8066 | 51330 | cvnavidb | cvnavidb | utf8:33 | 2193778 | 77298070 | 3336 | 16384 | 0 | 3 | true |
| Processor0 | 33 | 10.10.10.117 | 9066 | 54392 | cvnavidb | cvnavidb | utf8:33 | 3104 | 4589817 | 7662 | 4096 | 0 | | |
| Processor0 | 5 | 10.10.11.103 | 8066 | 10239 | cvnavidb | cvnavidb | utf8:33 | 3299363 | 144452 | 7693 | 4096 | 0 | 3 | true |
| Processor0 | 533 | 10.10.11.103 | 8066 | 13583 | cvnavidb | cvnavidb | utf8:33 | 462 | 17236 | 1268 | 4096 | 0 | 3 | true |
| Processor0 | 629 | 10.10.12.164 | 8066 | 54339 | cvnavidb | cvnavidb | utf8:33 | 1104 | 1257 | 91 | 4096 | 0 | 3 | true |
| Processor1 | 626 | 10.10.12.164 | 8066 | 54336 | cvnavidb | cvnavidb | utf8:33 | 1104 | 1257 | 92 | 4096 | 0 | 3 | true |
| Processor1 | 6 | 10.10.11.103 | 8066 | 10244 | cvnavidb | cvnavidb | utf8:33 | 3063195860 | 2479271 | 7692 | 90112 | 0 | 3 | true |
| Processor1 | 630 | 10.10.12.164 | 8066 | 54342 | cvnavidb | cvnavidb | utf8:33 | 4508 | 585553 | 91 | 4096 | 0 | 3 | true |
| Processor1 | 568 | 10.10.10.126 | 8066 | 39111 | cvnavidb | cvnavidb | utf8:33 | 2024531 | 13637493 | 787 | 16384 | 0 | 3 | true |
| Processor1 | 632 | 10.10.10.117 | 9066 | 56815 | cvnavidb | cvnavidb | latin1:5 | 147 | 297 | 62 | 4096 | 0 | | |
| Processor1 | 458 | 10.10.10.126 | 8066 | 58989 | cvnavidb | cvnavidb | utf8:33 | 708555 | 823446 | 2107 | 16384 | 0 | 3 | true |
| Processor1 | 636 | 10.10.10.117 | 9066 | 56829 | cvnavidb | cvnavidb | latin1:5 | 206 | 4066 | 53 | 4096 | 0 | | |
| Processor2 | 369 | 10.10.10.126 | 8066 | 52497 | cvnavidb | cvnavidb | utf8:33 | 1808708 | 39558581 | 3153 | 16384 | 0 | 3 | true |
| Processor2 | 627 | 10.10.12.164 | 8066 | 54337 | cvnavidb | cvnavidb | utf8:33 | 1104 | 1257 | 92 | 4096 | 0 | 3 | true |
| Processor2 | 7 | 10.10.11.103 | 8066 | 10246 | cvnavidb | cvnavidb | utf8:33 | 3160327 | 312504 | 7692 | 20480 | 0 | 3 | true |
| Processor2 | 55 | 10.10.10.117 | 9066 | 54462 | cvnavidb | cvnavidb | utf8:33 | 3243 | 7603678 | 7362 | 4096 | 0 | | |
| Processor2 | 615 | 10.10.10.117 | 9066 | 56761 | cvnavidb | cvnavidb | latin1:5 | 221 | 103919 | 190 | 4096 | 0 | | |
| Processor2 | 600 | 10.10.10.126 | 8066 | 41762 | cvnavidb | cvnavidb | utf8:33 | 1789287 | 1632953 | 374 | 8192 | 0 | 3 | true |
| Processor2 | 10 | 10.10.10.1 | 8066 | 65440 | cvnavidb | cvnavidb | latin1:5 | 80079 | 8421259 | 7685 | 4096 | 0 | 3 | true |
| Processor2 | 31 | 10.10.10.117 | 9066 | 54390 | cvnavidb | cvnavidb | utf8:33 | 3797 | 13870810 | 7662 | 4096 | 0 | | |
| Processor3 | 32 | 10.10.10.117 | 9066 | 54391 | cvnavidb | cvnavidb | utf8:33 | 3400 | 8746466 | 7662 | 4096 | 0 | | |
| Processor3 | 355 | 10.10.10.126 | 8066 | 51333 | cvnavidb | cvnavidb | utf8:33 | 1785253 | 34577828 | 3336 | 16384 | 0 | 3 | true |
| Processor3 | 628 | 10.10.12.164 | 8066 | 54338 | cvnavidb | cvnavidb | utf8:33 | 1104 | 1257 | 91 | 4096 | 0 | 3 | true |
| Processor3 | 119 | 10.10.10.117 | 9066 | 54776 | cvnavidb | cvnavidb | utf8:33 | 2748 | 1757148 | 6282 | 4096 | 0 | | |
| Processor3 | 601 | 10.10.10.126 | 8066 | 41787 | cvnavidb | cvnavidb | utf8:33 | 1688404 | 1236539 | 371 | 4096 | 0 | 3 | true |
+------------+------+--------------+------+------------+----------+----------+----------+------------+----------+---------------+-------------+------------+---------+------------+
25 rows in set (0.00 sec)
mysql> show @@cache;
+-------------------------------------+-------+------+--------+------+------+---------------+---------------+
| CACHE | MAX | CUR | ACCESS | HIT | PUT | LAST_ACCESS | LAST_PUT |
+-------------------------------------+-------+------+--------+------+------+---------------+---------------+
| ER_SQL2PARENTID | 1000 | 0 | 0 | 0 | 0 | 0 | 0 |
| SQLRouteCache | 10000 | 11 | 416891 | 11 | 33 | 1505465985643 | 1505465352022 |
| TableID2DataNodeCache.TESTDB_ORDERS | 50000 | 0 | 0 | 0 | 0 | 0 | 0 |
+-------------------------------------+-------+------+--------+------+------+---------------+---------------+
3 rows in set (0.00 sec)
mysql> show @@server;
+------------+-------------+--------------+------------+---------------+---------------+---------+--------+
| UPTIME | USED_MEMORY | TOTAL_MEMORY | MAX_MEMORY | RELOAD_TIME | ROLLBACK_TIME | CHARSET | STATUS |
+------------+-------------+--------------+------------+---------------+---------------+---------+--------+
| 2h 8m 53s | 230734320 | 1069023232 | 3817865216 | 1505458275142 | -1 | latin1 | ON |
+------------+-------------+--------------+------------+---------------+---------------+---------+--------+
1 row in set (0.00 sec)
mysql> show @@version;
+-----------------------------------------+
| VERSION |
+-----------------------------------------+
| 5.6.29-mycat-1.6-RELEASE-20170915144602 |
+-----------------------------------------+
1 row in set (0.00 sec)
mysql>
参考地址：http://www.cnblogs.com/tonylovett/p/5251449.html
Mycat-web性能管理系统
参考：http://blog.csdn.net/mchdba/article/details/51059547
第三方监控工具如Spotlight
此工具是商业工具，可以下载破解版进行使用，或官网（http://www.quest.com/）下载试用。
内容来自用户分享和网络整理，不保证内容的准确性，如有侵权内容，可联系管理员处理 
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