Hi there,
MySQL replication is successful,but slave is not replicating(data is not transferred from master to slave).
Master - Percona MySQL 5.7.31-34-log
Slave - Percona MySQL 8.0.25-15
At slave :
mysql@slave > show slave status\G;
*************************** 1. row ***************************
Slave_IO_State: Waiting for master to send event
Master_Host: 192.168.2.1
Master_User: repl
Master_Port: 3306
Connect_Retry: 60
Master_Log_File: mysql-bin.000814
Read_Master_Log_Pos: 155348410
Relay_Log_File: Mysql-Slave-relay-bin.000003
Relay_Log_Pos: 2148867
Relay_Master_Log_File: mysql-bin.000814
Slave_IO_Running: Yes
Slave_SQL_Running: Yes
Replicate_Do_DB:
Replicate_Ignore_DB:
Replicate_Do_Table: stores.invoices,stores.products
Replicate_Ignore_Table:
Replicate_Wild_Do_Table:
Replicate_Wild_Ignore_Table:
Last_Errno: 0
Last_Error:
Skip_Counter: 0
Exec_Master_Log_Pos: 155348410
Relay_Log_Space: 2975223
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: 0
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: 172311196
Master_UUID: 9358d4c5-183f-11eb-b59e-021da59478db
Master_Info_File: mysql.slave_master_info
SQL_Delay: 0
SQL_Remaining_Delay: NULL
Slave_SQL_Running_State: Slave has read all relay log; waiting for more updates
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
Replicate_Rewrite_DB:
Channel_Name:
Master_TLS_Version:
Master_public_key_path:
Get_master_public_key: 0
Network_Namespace:
1 row in set, 1 warning (0.00 sec)
At Master …:
mysql> show master status ;
+------------------+-----------+--------------+------------------+-------------------+
| File | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |
+------------------+-----------+--------------+------------------+-------------------+
| mysql-bin.000814 | 155348410 | | mysql | |
+------------------+-----------+--------------+------------------+-------------------+
1 row in set (0.00 sec)
Config File of Slave
[client]
default-character-set = utf8mb4
[mysql]
# CLIENT #
port = 3306
socket = /var/run/mysqld/mysqld.sock
[mysqld]
# GENERAL #
default-authentication-plugin=mysql_native_password
user = mysql
default-storage-engine = InnoDB
socket = /var/run/mysqld/mysqld.sock
pid-file = /var/run/mysqld/mysqld.pid
basedir = /usr
tmpdir = /var/tmp
lc-messages-dir = /usr/share/mysql
log_timestamps = SYSTEM
net-write-timeout = 600
net-read-timeout = 600
innodb-page-cleaners = 8
performance-schema = OFF
skip-slave-start
#read-only = ON
log-slave-updates = ON
# MyISAM #
key-buffer-size = 32M
# SAFETY #
max-allowed-packet = 16M
max-connect-errors = 1000000
sysdate-is-now = 1
# DATA STORAGE #
datadir = /var/lib/mysql/
# BINARY LOGGING #
server-id = 2
relay-log = /var/lib/mysql/Mysql-Slave-relay-bin
log-bin = /var/lib/mysql/mysql-bin
# Replication Tables
replicate-do-table=stores.invoices
replicate-do-table=stores.products
# CACHES AND LIMITS #
tmp-table-size = 32M
max-heap-table-size = 32M
query-cache-type = 0
query-cache-size = 0
max-connections = 1000
thread-cache-size = 50
# open-files-limit = 9900
table-definition-cache = 4096
table-open-cache = 4096
# INNODB #
innodb-flush-method = O_DIRECT
innodb-log-files-in-group = 2
innodb-log-file-size = 512M
innodb-flush-log-at-trx-commit = 2
innodb-file-per-table = 1
#innodb-buffer-pool-size = 12G
innodb-buffer-pool-size = 20G
innodb-print-all-deadlocks = ON
# LOGGING #
log-error = /var/log/error.log
lower-case-table-names = 1
character-set-client-handshake = FALSE
character-set-server = utf8mb4
collation-server = utf8mb4_general_ci
#pxb
[xtrabackup]
target_dir = /etc/backups