MySQL复制/同步问题。主-从属,显示从属状态以进行分析

时间:2019-01-31 23:04:44

标签: mysql database-replication master-slave master mysqlbinlog

我在Mysql 5.6.27上进行复制时遇到一些问题。

有时候我看到主从之间的同步有很大的延迟。

我要附加我的SHOW MASTER和SHOW SLAVE STATUS。

就我而言,这个问题的根源可能是什么?

************************** MASTER STATUS **************************             
File: mysql-bin-log.042471         
Position: 547150564     
Binlog_Do_DB:  
Binlog_Ignore_DB: 
Executed_Gtid_Set: 


************************** Slave status **************************     
 Slave_IO_State: Waiting for master to send event          
 Master_Host: host
 Master_User: user              
 Master_Port: port            
 Connect_Retry: 60          
 Master_Log_File: mysql-bin-log.042471      
 Read_Master_Log_Pos: 639210911           
 Relay_Log_File: mysql-relay-bin.004287      
 Relay_Log_Pos: 577683595      
 Relay_Master_Log_File: mysql-bin-log.042467        
 Slave_IO_Running: Yes       
 Slave_SQL_Running: Yes           
 Replicate_Do_DB:       
 Replicate_Ignore_DB:         
 Replicate_Do_Table:     
 Replicate_Ignore_Table:    
 Replicate_Wild_Do_Table:  
 Replicate_Wild_Ignore_Table:         
 Last_Errno: 0                 
 Last_Error:        
 Skip_Counter: 0         
 Exec_Master_Log_Pos: 577683428          
 Relay_Log_Space: 4934228238        
 Until_Condition: None        
 Until_Log_File:              
 Until_Log_Pos: 0      
 Master_SSL_Allowed: No      
 Master_SSL_CA_File:        
 Master_SSL_CA_Path:         
 Master_SSL_Cert:          
 Master_SSL_Cipher:         
 Master_SSL_Key:       
 Seconds_Behind_Master: 3609
 Master_SSL_Verify_Server_Cert: No           
 Last_IO_Errno: 0            
 Last_IO_Error:        
 Last_SQL_Errno: 0         
 Last_SQL_Error:   Replicate_Ignore_Server_Ids:          
 Master_Server_Id: 101                   
 Master_Info_File: /data/real/master.info             
 SQL_Delay: 0          
 SQL_Remaining_Delay: NULL    
 Slave_SQL_Running_State: Waiting for Slave Worker to release partition      
 Master_Retry_Count: 86400           
 Master_Bind:    
 Last_IO_Error_Timestamp:   
 Last_SQL_Error_Timestamp:             
 Master_SSL_Crl:         
 Master_SSL_Crlpath:           
 Retrieved_Gtid_Set:         
 Executed_Gtid_Set:        
 Auto_Position: 0

非常感谢您的帮助! 问候 S

0 个答案:

没有答案