配置mysql主從的時候，檢查slave狀態，發現報錯信息，

Error 'The MySQL server is running with the --skip-grant-tables option so it cannot execute this statement' on query.mysql>?show?slave?status\G

***************************?1.?row?***************************

Slave_IO_State:?Waiting?for?master?to?send?event

Master_Host:?192.168.100.100

Master_User:?repl

Master_Port:?3306

Connect_Retry:?60

Master_Log_File:?BP.000001

Read_Master_Log_Pos:?1047

Relay_Log_File:?BP2-relay-bin.000002

Relay_Log_Pos:?276

Relay_Master_Log_File:?BP.000001

Slave_IO_Running:?Yes

Slave_SQL_Running:?No

Replicate_Do_DB:

Replicate_Ignore_DB:

Replicate_Do_Table:

Replicate_Ignore_Table:

Replicate_Wild_Do_Table:

Replicate_Wild_Ignore_Table:

Last_Errno:?1290

Last_Error:?Error?'The?MySQL?server?is?running?with?the?--skip-grant-tables?option?so?it?cannot?execute?this?statement'?on?query.?Default?database:?''.?Query:?'GRANT?REPLICATION?SLAVE?ON?*.*?TO?'repl'@'192.168.100.101'?IDENTIFIED?BY?PASSWORD?'*137BC20D2DD742D4394762A7F009AE373961DF0D''

Skip_Counter:?0

Exec_Master_Log_Pos:?120

Relay_Log_Space:?1374

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:?NULL

Master_SSL_Verify_Server_Cert:?No

Last_IO_Errno:?0

Last_IO_Error:

Last_SQL_Errno:?1290

Last_SQL_Error:?Error?'The?MySQL?server?is?running?with?the?--skip-grant-tables?option?so?it?cannot?execute?this?statement'?on?query.?Default?database:?''.?Query:?'GRANT?REPLICATION?SLAVE?ON?*.*?TO?'repl'@'192.168.100.101'?IDENTIFIED?BY?PASSWORD?'*137BC20D2DD742D4394762A7F009AE373961DF0D''

Replicate_Ignore_Server_Ids:

Master_Server_Id:?100

Master_UUID:?274d9644-7398-11e8-8f4c-000c29a272ec

Master_Info_File:?/data/mysql/master.info

SQL_Delay:?0

SQL_Remaining_Delay:?NULL

Slave_SQL_Running_State:

Master_Retry_Count:?86400

Master_Bind:

Last_IO_Error_Timestamp:

Last_SQL_Error_Timestamp:?180725?10:41:22

Master_SSL_Crl:

Master_SSL_Crlpath:

Retrieved_Gtid_Set:

Executed_Gtid_Set:

Auto_Position:?0

1?row?in?set?(0.00?sec)

分析：

mysql驗證失敗-->密碼不對-->排除，因為在my.cnf配置了skip-grant跳過密碼驗證配置參數

-->配置文件-->是否skip-grant參數影響了主與從之間的通訊-->去掉#skip-grant參數后解決

解決方法：

把mysql配置文件my.cnf的skip-grant參數刪掉，或者注釋掉即可。[mysqld]

datadir=/data/mysql

socket=/tmp/mysql.sock

server-id=101

#skip-grant

總結

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