Commit 71396f37 authored by Simon Cornet's avatar Simon Cornet
Browse files

feat: mysql replica documentation improvement

parent 7261929a
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+71 −19
Original line number Diff line number Diff line
@@ -14,12 +14,22 @@ MariaDB:

```shell
[mysqld]

# server identification
server-id = 1

# network
bind-address = 0.0.0.0

# gtid configuration
gtid_strict_mode = 1

# binary logging
log-bin = /var/log/mysql/mysql-bin.log
binlog-format = ROW
binlog-do-db = databeast
bind-address = 0.0.0.0
gtid_strict_mode = 1

# replication configuration
log_slave_updates = 1
```

@@ -27,13 +37,24 @@ MySQL:

```shell
[mysqld]

# server identification
server-id = 1

# network
bind-address = 0.0.0.0

# gtid configuration
gtid_mode = ON
enforce_gtid_consistency = ON

# binary logging
log_bin = /var/lib/mysql/mysql-bin.log
binlog_format = ROW
binlog-expire-logs-seconds = 172800
max_binlog_size = 100M
gtid_mode = ON
enforce_gtid_consistency = ON
binlog-expire-logs-seconds = 172800

# replication configuration
log_slave_updates = 1
```

@@ -58,13 +79,13 @@ FLUSH PRIVILEGES;
MariaDB:

```shell
mariadb-dump -u root -psupersecuresource --single-transaction --gtid --master-data=1 --databases databeast > /tmp/databeast.sql
mariadb-dump -u root -psupersecuresource --single-transaction --gtid --databases databeast > /tmp/databeast.sql
```

MySQL:

```shell
mysqldump -u root -psupersecuresource --single-transaction --set-gtid-purged=ON --source-data=1 --databases databeast > /tmp/databeast.sql
mysqldump -u root -psupersecuresource --single-transaction --set-gtid-purged=ON --source-data=2 --databases databeast > /tmp/databeast.sql
```

## Configure replicate
@@ -79,33 +100,64 @@ MariaDB:

```shell
[mysqld]

# server identification
server-id = 2
read-only = 1
relay-log = /var/log/mysql/mysql-relay-bin
log-bin = /var/log/mysql/mysql-bin.log
binlog-format = ROW

# network
bind-address = 0.0.0.0

# gtid configuration
gtid_strict_mode = 1

# binary logging
log-bin = /var/log/mysql/mysql-bin.log
binlog-format = ROW

# replication configuration
log_slave_updates = 1
relay-log = /var/log/mysql/mysql-relay-bin

# parallel replication
slave_parallel_mode = optimistic
slave_parallel_threads = 2

# read-only replica
read-only = 1
```

MySQL:

```shell
[mysqld]

# server identification
server-id = 2
relay_log = /var/lib/mysql/mysql-relay-bin
read_only = 1
replicate-do-db = databeast

# network
bind-address = 0.0.0.0

# gtid configuration
gtid_mode = ON
enforce_gtid_consistency = ON

# binary logging
log_bin = /var/lib/mysql/mysql-bin.log
binlog_format = ROW
binlog-expire-logs-seconds = 172800
max_binlog_size = 100M
gtid_mode = ON
enforce_gtid_consistency = ON
binlog-expire-logs-seconds = 172800

# replication configuration
log_slave_updates = 1
slave_parallel_type = 'LOGICAL_CLOCK'
relay_log = /var/lib/mysql/mysql-relay-bin
replicate-do-db = databeast

# parallel replication
slave_parallel_type = LOGICAL_CLOCK
slave_parallel_workers = 2

# read-only replica
read_only = 1
```

Restart mariadb: `systemctl restart mariadb`  
@@ -187,7 +239,7 @@ mysql -u root -p
```

```shell
SHOW REPLICA STATUS\G
SHOW SLAVE STATUS\G
*************************** 1. row ***************************
                Slave_IO_State: Waiting for master to send event
                   Master_Host: source.example.com