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update cetus-shard-admin.md and cetus-rw-admin.md
This commit is contained in:
liuyanlei
parent
93a5c18a29
commit
6e4fa15ed5
@ -4,6 +4,52 @@
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**有配置修改均能动态生效，配置更改后请务必修改原始配置文件，以确保下次重启时配置能够保留。**
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## 查看帮助
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`SELECT * FROM help`或
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`select help`
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查看管理端口用法
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| Command | Description |
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| :--------------------------------------- | :--------------------------------------- |
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| select conn_details from backend | display the idle conns |
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| select * from backends | list the backends and their state |
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| show connectionlist [\<num>] | show \<num> connections |
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| show allow_ip \<module> | show allow_ip rules of module, currently admin |
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| add allow_ip \<module> \<address> | add address to white list of module |
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| delete allow_ip \<module> \<address> | delete address from white list of module |
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| set reduce_conns (true\|false) | reduce idle connections if set to true |
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| set maintain (true\|false) | close all client connections if set to true |
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| show status [like '%pattern%'] | show select/update/insert/delete statistics |
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| show variables [like '%pattern%'] | |
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| select version | cetus version |
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| select conn_num from backends where backend_ndx=\<index> and user='\<name>') | |
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| select * from user_pwd [where user='\<name>'] | |
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| select * from app_user_pwd [where user='\<name>'] | |
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| update user_pwd set password='xx' where user='\<name>' | |
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| update app_user_pwd set password='xx' where user='\<name>' | |
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| delete from user_pwd where user='\<name>' | |
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| delete from app_user_pwd where user='\<name>' | |
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| insert into backends values ('\<ip:port>', '(ro\|rw)', '\<state>') | add mysql instance to backends list |
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| update backends set (type\|state)=x where (backend_ndx=\<index>\|address=\<'ip:port'>) | update mysql instance type or state |
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| delete from backends where (backend_ndx=\<index>\|address=\<'ip:port'>) | |
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| remove backend where (backend_ndx=\<index>\|address=\<'ip:port'>) | |
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| add master \<'ip:port'> | |
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| add slave \<'ip:port'> | |
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| stats get [\<item>] | show query statistics |
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| config get [\<item>] | show config |
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| config set \<key>=\<value> | |
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| stats reset | reset query statistics |
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| save settings | not implemented |
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| select * from help | show this help |
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| select help | show this help |
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| cetus | Show overall status of Cetus |
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结果说明：
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读写分离版本管理端口提供了32条语句对cetus进行管理，具体用法见以下说明。
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## 后端配置
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### 查看后端
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@ -14,7 +60,7 @@
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| backend_ndx | address | state | type | slave delay | uuid | idle_conns | used_conns | total_conns |
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| :---------- | :------------- | :---- | :--- | :---------- | :--- | :--------- | :--------- | :---------- |
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| 1 | 127.0.0.1:3306 | up | rw | NULL | NULL | 100 | 0 | 100 |
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| 1 | 127.0.0.1:3306 | up | rw | NULL | NULL | 100 | 0 | 100 |
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| 2 | 127.0.0.1:3307 | up | ro | 0 | NULL | 100 | 0 | 100 |
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结果说明：
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@ -118,7 +164,7 @@ delete: 后端已被删除，无法再建立连接。
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### 查看连接池/通用配置
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`config get [\<item\>]`
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`config get [<item>]`
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`config get`查看支持的配置类型
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* `pool`连接池配置
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@ -137,7 +183,7 @@ delete: 后端已被删除，无法再建立连接。
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### 修改连接池/通用配置
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`config set [\<item\>]`
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`config set [<item>]`
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`config set common.[option] = [value]`修改基本配置
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@ -157,7 +203,7 @@ delete: 后端已被删除，无法再建立连接。
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查看的参数均为启动配置选项中的参数，详见[Cetus 启动配置选项说明](https://github.com/Lede-Inc/cetus/blob/master/doc/cetus-configuration.md)。
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## 查看连接信息
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## 查看/设置连接信息
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### 查看当前连接的详细信息
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@ -191,6 +237,26 @@ delete: 后端已被删除，无法再建立连接。
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>select conn_num from backends where backend_ndx=2 and user='root');
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### 设置是否减少空闲连接
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`set reduce_conns (true|false)`
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例如
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>set reduce_conns true;
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减少空闲连接。
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### 设置是否关闭所有客户端连接
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`set maintain (true|false)`
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例如
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>set maintain true;
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关闭所有客户端连接。
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## 用户/密码管理
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### 密码查询
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@ -360,7 +426,7 @@ Proxy: 仅配置IP，代表限制该IP来源所有用户的访问；配置User@I
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### 查看统计信息
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`stats get [\<item\>]`
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`stats get [<item>]`
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`stats get`查看支持的统计类型
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* `client_query` 客户发来的SQL数量
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@ -375,11 +441,11 @@ Proxy: 仅配置IP，代表限制该IP来源所有用户的访问；配置User@I
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`stats get query_time_table` `stats get query_wait_table` 查看各时间值对应的SQL数量，如：
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| name |value |
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| :---------- | :------------- |
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| query_time_table.1 | 3 |
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| query_time_table.2 | 5 |
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| query_time_table.5 | 1 |
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| name | value |
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| :----------------- | :---- |
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| query_time_table.1 | 3 |
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| query_time_table.2 | 5 |
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| query_time_table.5 | 1 |
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表示用时1秒的SQL有3条，用时2秒的SQL有5条，用时5秒的SQL有1条
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@ -412,13 +478,6 @@ Com_select_gobal 仅涉及公共表的SELECT数量
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Com_select_bad_key 分库键未识别导致走全库的SELECT数量
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```
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## 其他
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### 查看当前cetus版本
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### 减少系统占用的内存
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`reduce memory`
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```
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说明
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获取内存分配信息，当总可用空间（字节）大于总分配空间（字节）时，释放堆顶部的空闲内存
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```
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`select version`
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@ -4,6 +4,54 @@
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**有配置修改均能动态生效，配置更改后请务必修改原始配置文件，以确保下次重启时配置能够保留。**
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## 查看帮助
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`SELECT * FROM help`或
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`select help`
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查看管理端口用法。
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| Command | Description |
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| :--------------------------------------- | :--------------------------------------- |
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| select conn_details from backend | display the idle conns |
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| select * from backends | list the backends and their state |
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| select * from groups | |
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| show connectionlist [\<num>] | show \<num> connections |
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| show allow_ip \<module> | show allow_ip rules of module, currently admin |
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| add allow_ip \<module> \<address> | add address to white list of module |
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| delete allow_ip \<module> \<address> | delete address from white list of module |
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| set reduce_conns (true\|false) | reduce idle connections if set to true |
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| set maintain (true\|false) | close all client connections if set to true |
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| reload shard | reload sharding config from remote db |
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| show status [like '%pattern%'] | show select/update/insert/delete statistics |
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| show variables [like '%pattern%'] | |
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| select version | cetus version |
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| select conn_num from backends where backend_ndx=\<index> and user='\<name>') | |
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| select * from user_pwd [where user='\<name>'] | |
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| select * from app_user_pwd [where user='\<name>'] | |
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| update user_pwd set password='xx' where user='\<name>' | |
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| update app_user_pwd set password='xx' where user='\<name>' | |
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| delete from user_pwd where user='\<name>' | |
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| delete from app_user_pwd where user='\<name>' | |
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| insert into backends values ('\<ip:port@group>', '(ro\|rw)', '\<state>') | add mysql instance to backends list |
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| update backends set (type\|state)=x where (backend_ndx=\<index>\|address=\<'ip:port'>) | update mysql instance type or state |
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| delete from backends where (backend_ndx=\<index>\|address=\<'ip:port'>) | |
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| remove backend where (backend_ndx=\<index>\|address=\<'ip:port'>) | |
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| add master \<'ip:port@group'> | |
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| add slave \<'ip:port@group'> | |
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| stats get [\<item>] | show query statistics |
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| config get [\<item>] | show config |
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| config set \<key>=\<value> | |
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| stats reset | reset query statistics |
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| save settings | not implemented |
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| select * from help | show this help |
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| select help | show this help |
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| cetus | Show overall status of Cetus |
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结果说明：
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sharding版本管理端口提供了34条语句对cetus进行管理，具体用法见以下说明。
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## 后端配置
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### 查看后端
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@ -12,12 +60,12 @@
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查看后端信息。
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| backend_ndx | address | state | type | slave delay | uuid | idle_conns | used_conns | total_conns | group |
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| :---------- | :------------- | :---- | :--- | :---------- | :--- | :--------- | :--------- | :---------- |:---------- |
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| 1 | 127.0.0.1:3306 | up | rw | NULL | NULL | 100 | 0 | 100 | group1 |
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| 2 | 127.0.0.1:3307 | up | rw | NULL | NULL | 100 | 0 | 100 | group2 |
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| 3 | 127.0.0.1:3308 | up | rw | NULL | NULL | 100 | 0 | 100 | group3 |
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| 4 | 127.0.0.1:3309 | up | rw | NULL | NULL | 100 | 0 | 100 | group4 |
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| backend_ndx | address | state | type | slave delay | uuid | idle_conns | used_conns | total_conns | group |
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| :---------- | :------------- | :---- | :--- | :---------- | :--- | :--------- | :--------- | :---------- | :----- |
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| 1 | 127.0.0.1:3306 | up | rw | NULL | NULL | 100 | 0 | 100 | group1 |
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| 2 | 127.0.0.1:3307 | up | rw | NULL | NULL | 100 | 0 | 100 | group2 |
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| 3 | 127.0.0.1:3308 | up | rw | NULL | NULL | 100 | 0 | 100 | group3 |
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| 4 | 127.0.0.1:3309 | up | rw | NULL | NULL | 100 | 0 | 100 | group4 |
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结果说明：
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@ -140,7 +188,7 @@ delete: 后端已被删除，无法再建立连接。
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### 查看连接池/通用配置
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`config get [\<item\>]`
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`config get [<item>]`
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`config get`查看支持的配置类型
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* `pool`连接池配置
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@ -159,7 +207,7 @@ delete: 后端已被删除，无法再建立连接。
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### 修改连接池/通用配置
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`config set [\<item\>]`
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`config set [<item>]`
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`config set common.[option] = [value]`修改基本配置
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@ -179,7 +227,7 @@ delete: 后端已被删除，无法再建立连接。
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查看的参数均为启动配置选项中的参数，详见[Cetus 启动配置选项说明](https://github.com/Lede-Inc/cetus/blob/master/doc/cetus-configuration.md)。
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## 查看连接信息
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## 查看/设置连接信息
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### 查看当前连接的详细信息
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@ -215,6 +263,26 @@ delete: 后端已被删除，无法再建立连接。
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>select conn_num from backends where backend_ndx=2 and user='root');
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### 设置是否减少空闲连接
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`set reduce_conns (true|false)`
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例如
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>set reduce_conns true;
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减少空闲连接。
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### 设置是否关闭所有客户端连接
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`set maintain (true|false)`
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例如
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>set maintain true;
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关闭所有客户端连接。
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## 用户/密码管理
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### 密码查询
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@ -395,7 +463,7 @@ Shard: 仅配置IP，代表限制该IP来源所有用户的访问；配置User@I
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### 查看统计信息
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`stats get [\<item\>]`
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`stats get [<item>]`
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`stats get`查看支持的统计类型
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* `client_query` 客户发来的SQL数量
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@ -410,11 +478,11 @@ Shard: 仅配置IP，代表限制该IP来源所有用户的访问；配置User@I
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`stats get query_time_table` `stats get query_wait_table` 查看各时间值对应的SQL数量，如：
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| name |value |
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| :---------- | :------------- |
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| query_time_table.1 | 3 |
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| query_time_table.2 | 5 |
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| query_time_table.5 | 1 |
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| name | value |
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| :----------------- | :---- |
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| query_time_table.1 | 3 |
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| query_time_table.2 | 5 |
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| query_time_table.5 | 1 |
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表示用时1秒的SQL有3条，用时2秒的SQL有5条，用时5秒的SQL有1条
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@ -446,14 +514,6 @@ Com_delete_shard 走多个节点的DELETE数量
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Com_select_gobal 仅涉及公共表的SELECT数量
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Com_select_bad_key 分库键未识别导致走全库的SELECT数量
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```
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### 查看当前cetus版本
|
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## 其他
|
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### 减少系统占用的内存
|
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|
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`reduce memory`
|
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|
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```
|
||||
说明
|
||||
获取内存分配信息，当总可用空间（字节）大于总分配空间（字节）时，释放堆顶部的空闲内存
|
||||
```
|
||||
`select version`
|
||||
|
||||
Loading…
Reference in New Issue
Block a user