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  • MySQL的半同步复制监控

    (1)master端
    >show variables like 'rpl_semi_sync%';
    +------------------------------------+-------+
    | Variable_name                      | Value |
    +------------------------------------+-------+
    | rpl_semi_sync_master_enabled       | ON    |	
    | rpl_semi_sync_master_timeout       | 10000 |
    | rpl_semi_sync_master_trace_level   | 32    |
    | rpl_semi_sync_master_wait_no_slave | ON    |
    +------------------------------------+-------+
    
    >show status like 'rpl_semi_sync%';
    +--------------------------------------------+-------+
    | Variable_name                              | Value |
    +--------------------------------------------+-------+
    | Rpl_semi_sync_master_clients               | 1     |
    | Rpl_semi_sync_master_net_avg_wait_time     | 0     |
    | Rpl_semi_sync_master_net_wait_time         | 0     |
    | Rpl_semi_sync_master_net_waits             | 0     |
    | Rpl_semi_sync_master_no_times              | 0     |
    | Rpl_semi_sync_master_no_tx                 | 0     |
    | Rpl_semi_sync_master_status                | ON    |
    | Rpl_semi_sync_master_timefunc_failures     | 0     |
    | Rpl_semi_sync_master_tx_avg_wait_time      | 0     |
    | Rpl_semi_sync_master_tx_wait_time          | 0     |
    | Rpl_semi_sync_master_tx_waits              | 0     |
    | Rpl_semi_sync_master_wait_pos_backtraverse | 0     |
    | Rpl_semi_sync_master_wait_sessions         | 0     |
    | Rpl_semi_sync_master_yes_tx                | 0     |
    +--------------------------------------------+-------+
    
    (2)slave端
    > show variables like 'rpl_semi_sync%';
    +---------------------------------+-------+
    | Variable_name                   | Value |
    +---------------------------------+-------+
    | rpl_semi_sync_slave_enabled     | ON    |
    | rpl_semi_sync_slave_trace_level | 32    |
    +---------------------------------+-------+
    
    > show status like 'rpl_semi_sync%';
    +----------------------------+-------+
    | Variable_name              | Value |
    +----------------------------+-------+
    | Rpl_semi_sync_slave_status | ON    |
    +----------------------------+-------+
    
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  • 原文地址:https://www.cnblogs.com/abclife/p/5647014.html
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